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Area Code 443

Area code 443 is in Maryland, USA , spanning 16 counties and serving 251 cities, including Baltimore, Ellicott City or Dundalk; it currently uses 785 prefixes, assigned from 443-200-XXXX through 443-998-XXXX.

In service since June 01, 1997, area code 443 is an overlay Numbering Plan Area, part of overlay complex 410/443/667.

The current local time is .

443 area code location on a map
© OpenStreetMap contributors
For exact NPA boundaries see official 443 area code map

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More Maryland area codes:

Locate any 443-NXX prefix:

NPANXX Area Served1 Date2
443-200 Woodlawn 2/21/2001
443-201 Westminster N/A
443-202 Baltimore 1/9/2012
443-203 West River N/A
443-204 Pikesville 5/15/2003
443-205 Cambridge 1/20/2004
443-206 Perryville N/A
443-207 Elkton N/A
443-208 Baltimore 2/1/2011
443-209 Havre De Grace N/A
443-210 Salisbury 9/30/2011
443-212 Sparks Glencoe N/A
443-213 Pikesville N/A
443-214 Annapolis 10/11/2011
443-215 Chestertown N/A
443-216 Dundalk N/A
443-217 Annapolis N/A
443-218 Worthington N/A
443-219 Parkville N/A
443-220 Baltimore N/A
443-221 Annapolis N/A
443-222 Worthington N/A
443-223 Annapolis N/A
443-224 Baltimore N/A
443-225 Cambridge 1/20/2004
443-226 Baltimore N/A
443-227 Port Deposit N/A
443-228 Chase N/A
443-229 Severna Park 5/10/2001
443-230 Odenton N/A
443-231 Essex N/A
443-232 Willards N/A
443-233 Vienna N/A
443-234 Snow Hill N/A
443-235 Salisbury N/A
443-236 Cardiff N/A
443-237 North Beach N/A
443-238 Parkton N/A
443-239 Easton 1/20/2004
443-240 Baltimore 1/27/2012
443-241 Westminster N/A
443-242 Sparrows Point 5/10/2001
443-243 Fallston N/A
443-244 Westminster N/A
443-245 Elkton N/A
443-246 Elkton N/A
443-247 Union Bridge N/A
443-248 Baltimore 1/15/2007
443-249 Stevensville N/A
443-250 Baltimore N/A
443-251 Catonsville 8/16/2013
443-252 Perryville 9/8/2009
443-253 Baltimore N/A
443-254 Annapolis N/A
443-255 Baltimore N/A
443-256 North East N/A
443-257 Baltimore N/A
443-258 Easton N/A
443-259 Columbia N/A
443-260 Salisbury N/A
443-261 Severna Park N/A
443-262 Centreville N/A
443-263 Baltimore N/A
443-264 Pikesville N/A
443-265 Fork 5/10/2001
443-266 Glenwood N/A
443-267 Darlington N/A
443-268 Baltimore N/A
443-269 Towson N/A
443-270 Glen Burnie N/A
443-271 Baltimore 10/21/2002
443-272 Randallstown N/A
443-273 Reisterstown N/A
443-274 Severn N/A
443-275 Towson N/A
443-276 Columbia N/A
443-277 Sykesville N/A
443-278 Baltimore 10/2/2003
443-279 Towson N/A
443-280 Sykesville N/A
443-281 Cockeysville N/A
443-282 Chestertown 10/4/2004
443-283 Columbia N/A
443-284 Waterloo N/A
443-285 Columbia N/A
443-286 Baltimore N/A
443-287 Baltimore N/A
443-288 Ellicott City N/A
443-289 Westminster 5/16/2011
443-290 Parkville N/A
443-291 Hampstead N/A
443-292 Crofton N/A
443-293 Westminster N/A
443-294 West River N/A
443-295 Prince Frederick N/A
443-296 Waterloo N/A
443-297 Arbutus N/A
443-298 Easton 11/15/2002
443-299 Fallston N/A
NPANXX Area Served1 Date2
443-300 Sykesville N/A
443-301 Baltimore 4/5/2012
443-302 Crofton N/A
443-303 Aberdeen N/A
443-304 Arbutus N/A
443-305 Armiger/ Gibson Island N/A
443-306 Severna Park N/A
443-307 Bel Air N/A
443-308 Severn N/A
443-309 Elkton N/A
443-310 Baltimore N/A
443-312 Brooklyn Park/ Linthicum N/A
443-313 Fork N/A
443-314 Baltimore 2/1/2011
443-315 Catonsville N/A
443-316 Woodlawn N/A
443-317 Chase N/A
443-318 Cockeysville N/A
443-319 Columbia N/A
443-320 Baltimore N/A
443-321 Annapolis N/A
443-322 Towson 5/10/2001
443-323 Sharptown N/A
443-324 Baltimore N/A
443-325 Ellicott City N/A
443-326 Baltimore 2/21/2001
443-327 Aberdeen N/A
443-328 Sykesville N/A
443-329 Waterloo N/A
443-330 Cockeysville N/A
443-331 Taneytown N/A
443-332 Crofton 5/9/2001
443-333 Annapolis 2/13/2009
443-334 Pikesville 3/14/2001
443-335 Brooklyn Park/ Linthicum N/A
443-336 Annapolis N/A
443-337 Sparrows Point N/A
443-338 Sparks Glencoe N/A
443-339 Sherwood Forest N/A
443-340 Westminster N/A
443-341 Catonsville N/A
443-342 Solomons N/A
443-343 Millersville N/A
443-344 Severna Park N/A
443-345 Aberdeen N/A
443-346 Severna Park N/A
443-347 Cardiff N/A
443-348 Woodlawn N/A
443-349 Silver Run N/A
443-350 Elkton N/A
443-351 Odenton N/A
443-352 Pikesville N/A
443-353 Cockeysville 3/19/2004
443-354 Glen Burnie N/A
443-355 Ellicott City N/A
443-356 Bel Air N/A
443-357 Pikesville N/A
443-358 Salisbury 2/17/2011
443-359 Delmar N/A
443-360 Aberdeen N/A
443-361 Sykesville N/A
443-362 Easton N/A
443-363 Severn N/A
443-364 Ellicott City N/A
443-365 Salisbury N/A
443-366 Salisbury 4/17/2001
443-367 Columbia N/A
443-368 Westminster N/A
443-369 Bel Air N/A
443-370 Annapolis N/A
443-371 Bel Air N/A
443-372 Edgewood 3/19/2001
443-373 Ocean City N/A
443-374 Aberdeen N/A
443-375 Hampstead N/A
443-376 Dundalk N/A
443-377 Towson 6/9/2010
443-378 Baltimore 7/27/2004
443-379 Pikesville 2/23/2007
443-380 Woodlawn N/A
443-381 Reisterstown N/A
443-382 Cambridge N/A
443-383 Silver Run N/A
443-384 Parkville N/A
443-385 Easton N/A
443-386 Baltimore N/A
443-387 Pocomoke N/A
443-388 Baltimore 4/13/2006
443-389 Salisbury N/A
443-390 Churchville N/A
443-391 Cockeysville N/A
443-392 Baltimore N/A
443-393 Columbia N/A
443-394 Pikesville N/A
443-395 Aberdeen 8/13/2009
443-396 Odenton N/A
443-397 Salisbury 4/6/2009
443-398 Sykesville 3/15/2001
443-399 Dundalk N/A
NPANXX Area Served1 Date2
443-400 Brooklyn Park/ Linthicum N/A
443-401 Baltimore 10/17/2011
443-402 Edgewood N/A
443-403 Aberdeen 6/20/2001
443-404 Solomons N/A
443-405 Randallstown N/A
443-406 Elkton N/A
443-407 Dundalk N/A
443-408 Sparrows Point N/A
443-409 Edgewood N/A
443-410 Glen Burnie 6/21/2013
443-412 Churchville N/A
443-413 Baltimore N/A
443-414 Baltimore N/A
443-415 Baltimore N/A
443-416 Baltimore N/A
443-417 Fallston N/A
443-418 Baltimore N/A
443-419 Glenwood N/A
443-420 Ellicott City N/A
443-421 Fork N/A
443-422 Glen Burnie 2/13/2009
443-423 Baltimore N/A
443-424 Cardiff N/A
443-425 Parkville N/A
443-426 Randallstown N/A
443-427 Princess Anne N/A
443-428 Cockeysville N/A
443-429 Woodlawn N/A
443-430 Columbia 5/18/2001
443-431 Randallstown N/A
443-432 Prince Frederick N/A
443-433 Annapolis 2/21/2001
443-434 Federalsburg N/A
443-435 Baltimore 2/1/2011
443-436 Woodlawn N/A
443-437 Pocomoke 11/1/2004
443-438 Baltimore 10/8/2008
443-439 Trappe 11/1/2004
443-440 Annapolis N/A
443-441 Glenwood N/A
443-442 Parkville 5/9/2001
443-443 Arbutus 11/21/2023
443-444 Baltimore N/A
443-445 Elkridge N/A
443-446 Queenstown 11/1/2004
443-447 Baltimore 12/15/2008
443-448 Denton 11/1/2004
443-449 Baltimore 3/28/2007
443-450 Pikesville N/A
443-451 Baltimore N/A
443-452 Baltimore 9/7/2005
443-453 Baltimore 10/12/2007
443-454 Annapolis N/A
443-455 Baltimore 3/9/2006
443-456 Edgewood N/A
443-457 Brooklyn Park/ Linthicum N/A
443-458 Annapolis N/A
443-459 Elkridge N/A
443-460 Essex N/A
443-461 Parkville N/A
443-462 Baltimore 11/6/2008
443-463 Baltimore N/A
443-464 Churchville 3/16/2010
443-465 Towson N/A
443-466 Elkton N/A
443-467 Baltimore 3/20/2009
443-468 Baltimore 4/4/2007
443-469 Baltimore 3/20/2009
443-470 Towson 4/29/2008
443-471 Pikesville N/A
443-472 Columbia N/A
443-473 Baltimore 3/28/2007
443-474 Catonsville N/A
443-475 Baltimore 6/1/2011
443-476 Annapolis N/A
443-477 Cambridge 1/13/2007
443-478 Baltimore 3/6/2009
443-479 Waterloo N/A
443-480 Chestertown N/A
443-481 Annapolis N/A
443-482 Annapolis N/A
443-483 Cardiff N/A
443-484 Edgewood N/A
443-485 Elkton N/A
443-486 Prince Frederick N/A
443-487 Westminster N/A
443-488 Baltimore 6/23/2010
443-489 Chase N/A
443-490 Edgewood N/A
443-491 Parkton N/A
443-492 Elkridge N/A
443-493 Delmar 3/6/2009
443-494 Millersville N/A
443-495 Parkville N/A
443-496 Easton N/A
443-497 Salisbury N/A
443-498 Catonsville N/A
443-499 Jarrettsville N/A
NPANXX Area Served1 Date2
443-500 Baltimore 3/20/2009
443-501 Pikesville N/A
443-502 Havre De Grace N/A
443-503 Dundalk N/A
443-504 Fallston N/A
443-505 Essex N/A
443-506 Baltimore N/A
443-507 Hampstead N/A
443-508 Hampstead N/A
443-509 Baltimore 2/10/2009
443-510 Annapolis 12/4/2007
443-512 Edgewood N/A
443-513 Berlin N/A
443-514 Catonsville N/A
443-515 Cambridge 6/8/2009
443-516 Sykesville N/A
443-517 Glen Burnie N/A
443-518 Columbia 12/16/2008
443-519 Towson N/A
443-520 Catonsville N/A
443-521 Cambridge N/A
443-522 Reisterstown N/A
443-523 Salisbury N/A
443-524 Baltimore N/A
443-525 Baltimore 3/20/2009
443-526 Havre De Grace N/A
443-527 Baltimore 3/19/2001
443-528 Bel Air N/A
443-529 Baltimore 7/22/2008
443-530 Dundalk N/A
443-531 Baltimore 3/20/2009
443-532 Prince Frederick N/A
443-533 Jarrettsville N/A
443-534 Annapolis 1/15/2001
443-535 Columbia N/A
443-536 Westminster N/A
443-537 Columbia N/A
443-538 Columbia 6/20/2001
443-539 Columbia N/A
443-540 Baltimore N/A
443-541 Cockeysville N/A
443-542 Columbia N/A
443-543 Arbutus N/A
443-544 Pikesville 5/10/2001
443-545 Columbia 5/18/2001
443-546 Columbia N/A
443-547 Westminster 5/7/2009
443-548 Pikesville N/A
443-549 Dundalk N/A
443-550 North Beach N/A
443-551 Woodlawn N/A
443-552 Baltimore N/A
443-553 Elkton N/A
443-554 Chase 7/23/2001
443-556 Cockeysville N/A
443-557 Glen Burnie N/A
443-558 Aberdeen 1/15/2001
443-559 Essex N/A
443-560 Baltimore 7/18/2011
443-561 Elkridge N/A
443-562 Baltimore N/A
443-563 Baltimore 11/14/2006
443-564 Towson N/A
443-565 Randallstown 5/10/2001
443-566 Chesapeake City 9/16/2004
443-567 Bel Air N/A
443-568 Arbutus N/A
443-569 Annapolis N/A
443-570 Baltimore N/A
443-571 Baltimore 12/6/2011
443-572 Glen Burnie N/A
443-573 Baltimore N/A
443-574 Ellicott City N/A
443-575 Arbutus 5/10/2001
443-576 Randallstown 2/21/2001
443-577 Glen Burnie N/A
443-578 Cockeysville N/A
443-579 Essex N/A
443-580 Baltimore 8/25/2011
443-581 Chase N/A
443-582 Churchville N/A
443-583 Columbia N/A
443-584 Crofton N/A
443-585 Darlington N/A
443-586 Dundalk N/A
443-587 Edgewood N/A
443-588 Parkville N/A
443-589 Cockeysville N/A
443-590 Reisterstown N/A
443-591 Glen Burnie 5/7/2009
443-592 Elkridge N/A
443-593 Elkton N/A
443-594 Sparrows Point N/A
443-595 Sparks Glencoe N/A
443-596 Essex N/A
443-597 Severna Park N/A
443-598 Sherwood Forest N/A
443-599 Severn N/A
NPANXX Area Served1 Date2
443-600 Essex 7/23/2001
443-601 Fallston N/A
443-602 Baltimore 2/15/2007
443-603 Annapolis N/A
443-604 Baltimore N/A
443-605 Westminster N/A
443-606 Fork N/A
443-607 West River N/A
443-608 Towson 2/27/2009
443-609 Sykesville N/A
443-610 Baltimore N/A
443-612 Catonsville N/A
443-613 Towson 2/27/2009
443-614 Salisbury 7/23/2001
443-615 Baltimore 5/10/2007
443-616 Bel Air N/A
443-617 Fallston 4/11/2005
443-618 Glen Burnie N/A
443-619 Bel Air 6/5/2009
443-620 Waterloo N/A
443-621 Baltimore N/A
443-622 Baltimore N/A
443-623 Glen Burnie 8/20/2002
443-624 Prince Frederick 3/6/2002
443-625 Fork 2/21/2001
443-626 Chase 5/10/2001
443-627 Baltimore N/A
443-628 Glen Burnie N/A
443-629 Baltimore N/A
443-630 Baltimore 5/8/2008
443-631 Catonsville 8/16/2005
443-632 Towson N/A
443-633 Baltimore 7/18/2011
443-634 Waterloo 11/9/2011
443-635 Baltimore 10/14/2009
443-636 Catonsville N/A
443-637 Armiger/ Gibson Island 2/21/2001
443-638 Ellicott City N/A
443-639 Hampstead N/A
443-640 Bel Air 5/18/2001
443-641 Pikesville 5/18/2001
443-642 Baltimore 11/8/2006
443-643 Bel Air N/A
443-644 Jarrettsville N/A
443-645 Millersville N/A
443-646 North Beach N/A
443-647 New Windsor N/A
443-648 Essex N/A
443-649 Sparrows Point 6/20/2001
443-650 Reisterstown 2/20/2001
443-651 Baltimore 7/8/2011
443-652 Towson N/A
443-653 Parkville 5/18/2001
443-654 Waterloo 8/28/2008
443-655 Bel Air N/A
443-656 Columbia 5/10/2001
443-657 Randallstown N/A
443-658 Woodlawn N/A
443-659 West River N/A
443-660 Pikesville N/A
443-661 Waterloo N/A
443-662 Sparks Glencoe 5/10/2001
443-663 Woodlawn N/A
443-664 Ocean City N/A
443-665 Nanticoke N/A
443-666 Chestertown 5/23/2012
443-667 Delmar 05/16/2023
443-668 Catonsville 1/15/2001
443-669 Delmar N/A
443-670 Catonsville 5/10/2001
443-671 New Windsor N/A
443-672 Parkton N/A
443-673 Brooklyn Park/ Linthicum 5/10/2001
443-674 North East N/A
443-675 Randallstown N/A
443-676 Baltimore 6/20/2001
443-677 Baltimore 3/15/2001
443-678 Parkville N/A
443-679 Severn N/A
443-680 Baltimore 9/27/2010
443-681 Baltimore 6/5/2009
443-682 Baltimore 12/19/2006
443-683 Baltimore 4/9/2007
443-684 Prince Frederick 10/8/2008
443-685 Severn N/A
443-686 Fallston N/A
443-687 Baltimore 9/8/2009
443-688 Severn 5/10/2001
443-689 Cockeysville 5/10/2001
443-690 Baltimore N/A
443-691 Baltimore 1/15/2001
443-692 Baltimore N/A
443-693 Perryville N/A
443-694 Severna Park 4/20/2001
443-695 Baltimore N/A
443-696 Dundalk 5/10/2001
443-697 Catonsville N/A
443-698 Odenton N/A
443-699 Annapolis 8/10/2011
NPANXX Area Served1 Date2
443-701 Arbutus N/A
443-702 Armiger/ Gibson Island 5/10/2001
443-703 Baltimore N/A
443-704 Odenton 5/10/2001
443-705 Cockeysville N/A
443-706 Crisfield N/A
443-707 Aberdeen 6/11/2014
443-708 Baltimore N/A
443-709 Arbutus N/A
443-710 Catonsville N/A
443-712 Reisterstown N/A
443-713 Glen Burnie 9/19/2012
443-714 Annapolis 9/30/2011
443-715 North East N/A
443-716 Annapolis N/A
443-717 Baltimore 9/14/2005
443-718 Columbia 3/5/2008
443-719 Jarrettsville N/A
443-720 Aberdeen 11/27/2012
443-721 Baltimore 7/6/2009
443-722 Baltimore 3/9/2001
443-723 Baltimore 10/6/2011
443-724 Easton N/A
443-725 Parkville N/A
443-726 Baltimore 10/6/2011
443-727 Bishopville N/A
443-728 Berlin N/A
443-729 Woodlawn N/A
443-730 Essex N/A
443-731 Port Deposit N/A
443-732 Silver Run N/A
443-733 Waterloo N/A
443-734 Severn N/A
443-735 Salisbury N/A
443-736 Salisbury N/A
443-737 Waterloo N/A
443-738 Pikesville N/A
443-739 Baltimore 7/23/2001
443-740 Baltimore 2/3/2005
443-741 Columbia 3/29/2011
443-742 Baltimore N/A
443-743 Baltimore 4/7/2008
443-744 Reisterstown 7/2/2002
443-745 Columbia N/A
443-746 Easton 2/22/2002
443-747 Port Deposit 2/22/2002
443-748 Millersville 5/11/2001
443-749 Glen Burnie N/A
443-750 Baltimore 6/8/2010
443-751 Woodlawn 5/11/2001
443-752 Bel Air 10/17/2001
443-753 Waterloo N/A
443-754 Salisbury 6/9/2010
443-755 Waterloo N/A
443-756 Baltimore N/A
443-757 Elkridge 5/11/2001
443-758 Annapolis N/A
443-759 Baltimore 10/29/2007
443-760 Aberdeen N/A
443-761 Towson 5/28/2008
443-762 Baltimore 1/10/2001
443-763 Glen Burnie N/A
443-764 Glen Burnie 8/21/2008
443-765 Catonsville 7/23/2001
443-766 Columbia 5/18/2005
443-767 Worthington 5/11/2001
443-768 Baltimore 5/18/2001
443-769 Baltimore 9/16/2008
443-770 Armiger/ Gibson Island N/A
443-771 Prince Frederick 9/8/2010
443-772 Essex 7/23/2001
443-773 Brooklyn Park/ Linthicum N/A
443-774 Columbia 11/19/2018
443-775 Annapolis 10/8/2014
443-776 Elkridge 1/17/2014
443-777 Essex N/A
443-778 Waterloo N/A
443-779 Aberdeen N/A
443-780 Woodlawn 7/23/2001
443-781 Armiger/ Gibson Island N/A
443-782 Annapolis N/A
443-783 Salisbury N/A
443-784 Armiger/ Gibson Island N/A
443-785 Arbutus N/A
443-786 Easton N/A
443-787 Bel Air N/A
443-788 Aberdeen 12/14/2013
443-789 Westminster N/A
443-790 Glen Burnie 11/19/2001
443-791 Towson N/A
443-792 Brooklyn Park/ Linthicum 10/18/2007
443-793 Parkville N/A
443-794 Baltimore N/A
443-795 Severn N/A
443-796 Pikesville N/A
443-797 Towson N/A
443-798 Towson N/A
443-799 Baltimore 7/23/2001
NPANXX Area Served1 Date2
443-800 Baltimore 1/31/2011
443-801 Baltimore N/A
443-802 Baltimore N/A
443-803 Baltimore N/A
443-804 Baltimore N/A
443-805 Glen Burnie 7/24/2008
443-806 Baltimore 3/8/2006
443-807 Fallston N/A
443-808 Annapolis 4/4/2014
443-809 Towson 6/13/2014
443-810 Baltimore 9/4/2008
443-812 Columbia 1/15/2001
443-813 Baltimore 9/14/2007
443-814 Baltimore 6/15/2010
443-815 Essex N/A
443-816 Severna Park N/A
443-817 Armiger/ Gibson Island N/A
443-818 Armiger/ Gibson Island 12/30/2005
443-819 Bel Air 1/21/2015
443-820 Elkridge N/A
443-821 Westminster 7/13/2010
443-822 Annapolis N/A
443-823 Towson 7/13/2006
443-824 Towson 5/18/2001
443-825 Baltimore 11/29/2006
443-826 Baltimore 6/25/2010
443-827 Baltimore N/A
443-828 Ellicott City 5/11/2001
443-829 Baltimore N/A
443-830 Catonsville 8/21/2001
443-831 Baltimore N/A
443-832 Columbia N/A
443-833 Arbutus N/A
443-834 Towson N/A
443-835 Baltimore 12/11/2008
443-836 Baltimore 1/21/2013
443-837 Annapolis 9/24/2001
443-838 Baltimore N/A
443-839 Baltimore 4/17/2006
443-840 Catonsville 5/4/2005
443-841 Towson N/A
443-842 Baltimore 3/10/2011
443-843 Havre De Grace N/A
443-844 Baltimore 2/13/2006
443-845 Baltimore N/A
443-846 Towson N/A
443-847 Towson 10/12/2006
443-848 Glen Burnie N/A
443-849 Towson 5/18/2001
443-850 Baltimore 9/24/2001
443-851 Catonsville 8/21/2001
443-852 Annapolis 8/21/2001
443-853 Baltimore 7/27/2010
443-854 Baltimore 11/19/2001
443-855 Aberdeen 5/20/2005
443-856 Ocean City 7/2/2002
443-857 Baltimore N/A
443-858 Baltimore N/A
443-859 Salisbury N/A
443-860 Catonsville 5/4/2005
443-861 Aberdeen 8/13/2009
443-862 Towson 10/7/2011
443-863 Baltimore 8/9/2010
443-864 Columbia 12/19/2001
443-865 Baltimore 4/19/2002
443-866 Bel Air 7/2/2002
443-867 Glen Burnie N/A
443-868 Essex N/A
443-869 Baltimore 6/12/2006
443-870 Pikesville N/A
443-871 Annapolis N/A
443-872 Baltimore N/A
443-873 Baltimore 2/23/2010
443-874 Baltimore N/A
443-875 Annapolis N/A
443-876 Bel Air N/A
443-877 North East N/A
443-878 Columbia N/A
443-879 Dundalk N/A
443-880 Salisbury N/A
443-881 Reisterstown N/A
443-882 Baltimore 2/1/2011
443-883 Glen Burnie N/A
443-884 Baltimore N/A
443-885 Baltimore N/A
443-886 Cockeysville N/A
443-887 Catonsville 5/5/2010
443-888 Princess Anne 1/6/2011
443-889 Glen Burnie 4/20/2001
443-890 Baltimore 8/10/2011
443-891 Glen Burnie N/A
443-892 New Windsor 8/11/2011
443-893 Woodlawn N/A
443-894 Baltimore 6/30/2011
443-895 Towson 4/9/2007
443-896 Columbia N/A
443-897 Baltimore 4/12/2011
443-898 Pikesville 12/8/2005
443-899 Waterloo N/A
NPANXX Area Served1 Date2
443-900 Towson 5/23/2012
443-901 Towson 8/21/2001
443-902 Baltimore 1/6/2011
443-903 Bel Air 9/7/2011
443-904 Baltimore 10/17/2001
443-905 Annapolis 8/12/2011
443-906 Severna Park 9/20/2012
443-907 Elkton 4/20/2001
443-908 Baltimore 6/29/2011
443-909 Baltimore 8/9/2006
443-910 Bel Air 4/20/2001
443-912 Towson 7/2/2002
443-913 Baltimore 6/30/2011
443-914 Worthington N/A
443-915 Baltimore 9/7/2011
443-916 Baltimore 8/22/2011
443-917 Columbia 10/7/2011
443-918 Taneytown N/A
443-919 Baltimore N/A
443-920 Sykesville N/A
443-921 Towson N/A
443-922 Edgewood 2/7/2006
443-923 Baltimore 5/11/2001
443-924 Annapolis 7/6/2009
443-925 Baltimore 2/24/2006
443-926 Annapolis N/A
443-927 Baltimore N/A
443-928 Baltimore 9/24/2001
443-929 Pikesville 4/20/2001
443-930 Baltimore 4/6/2011
443-931 Baltimore 10/24/2011
443-932 Baltimore 8/22/2011
443-933 Cockeysville 4/20/2004
443-934 Baltimore 12/4/2007
443-935 Towson 7/31/2006
443-936 Elkridge 2/23/2017
443-937 Union Bridge N/A
443-938 Baltimore 8/6/2007
443-939 Baltimore 9/23/2002
443-940 Pikesville 8/21/2001
443-941 Elkton 9/7/2011
443-942 Severna Park N/A
443-943 Sparrows Point N/A
443-944 Salisbury 6/8/2006
443-945 Elkton 7/2/2002
443-946 Parkville N/A
443-947 Perryville N/A
443-948 Baltimore 8/22/2011
443-949 Annapolis 6/28/2006
443-951 Annapolis N/A
443-952 Westminster 9/7/2011
443-953 Salisbury 9/7/2011
443-954 Baltimore 7/6/2005
443-955 Baltimore 3/13/2006
443-956 Baltimore N/A
443-957 Baltimore N/A
443-960 Glen Burnie 10/7/2011
443-961 Baltimore 12/23/2014
443-962 Glen Burnie 9/14/2007
443-963 Baltimore N/A
443-964 North Beach 5/12/2006
443-965 Baltimore 6/21/2006
443-966 Fallston 9/13/2006
443-967 North East 4/20/2001
443-968 Prince Frederick N/A
443-969 Essex 5/11/2001
443-970 Baltimore 11/21/2011
443-971 Taneytown 2/16/2011
443-972 Cambridge 11/21/2011
443-973 Ellicott City N/A
443-974 Westminster N/A
443-975 Prince Frederick N/A
443-977 Baltimore 10/12/2006
443-978 Salisbury 11/21/2011
443-979 Columbia 11/21/2011
443-980 Catonsville N/A
443-981 Fallston 11/21/2011
443-982 Baltimore 5/30/2007
443-983 Baltimore 7/2/2002
443-984 Baltimore N/A
443-985 Randallstown 6/20/2001
443-986 Baltimore 7/13/2006
443-987 Bel Air N/A
443-988 Centreville 6/8/2006
443-989 Glen Burnie 5/11/2001
443-990 Baltimore 2/4/2011
443-991 Towson 12/1/2011
443-992 Baltimore N/A
443-993 Elkton 12/13/2010
443-994 Annapolis N/A
443-995 Annapolis N/A
443-996 Catonsville N/A
443-997 Baltimore N/A
443-998 Parkville 3/19/2001
  1. For 'Area served' we list the rate center. In the North American Numbering Plan a rate center is a geographic area used to determine local calling boundaries for billing purposes. Its name is generally a locality, often not the only one served by an NPA-NXX combination.
  2. Assignment date. N/A - mostly central office codes assigned before 2001.
  3. NXX prefixes last updated: March 1st, 2025

Cities in area code 443

City1 County Time Zone2
Aberdeen Harford E
Aberdeen Proving Ground Harford E
Abingdon Harford E
Allen Wicomico E
Annapolis Anne Arundel E
Annapolis Junction Howard E
Arnold Anne Arundel E
Baldwin Baltimore E
Baltimore Baltimore City E
Barclay Queen Annes E
Barstow Calvert E
Bel Air Harford E
Belcamp Harford E
Benson Harford E
Berlin Worcester E
Bethlehem Caroline E
Betterton Kent E
Bishopville Worcester E
Bivalve Wicomico E
Boring Baltimore E
Bozman Talbot E
Brooklandville Baltimore E
Brooklyn Baltimore City E
Broomes Island Calvert E
Butler Baltimore E
Cambridge Dorchester E
Catonsville Baltimore E
Cecilton Cecil E
Centreville Queen Annes E
Charlestown Cecil E
Chase Baltimore E
Chesapeake Beach Calvert E
Chesapeake City Cecil E
Chester Queen Annes E
Chestertown Kent E
Childs Cecil E
Church Creek Dorchester E
Church Hill Queen Annes E
Churchton Anne Arundel E
Churchville Harford E
Claiborne Talbot E
Clarksville Howard E
Cockeysville Baltimore E
Colora Cecil E
Columbia Howard E
Conowingo Cecil E
Cooksville Howard E
Cordova Talbot E
Crapo Dorchester E
Crisfield Somerset E
Crocheron Dorchester E
Crofton Anne Arundel E
Crownsville Anne Arundel E
Crumpton Queen Annes E
Curtis Bay Anne Arundel E
Darlington Harford E
Davidsonville Anne Arundel E
Dayton Howard E
Deal Island Somerset E
Deale Anne Arundel E
Delmar Wicomico E
Denton Caroline E
Dhs Howard E
Dowell Calvert E
Dundalk Baltimore E
Dunkirk Calvert E
Earleville Cecil E
East New Market Dorchester E
Easton Talbot E
Eden Worcester E
Edgewater Anne Arundel E
Edgewood Harford E
Elk Mills Cecil E
Elkridge Howard E
Elkton Cecil E
Ellicott City Howard E
Essex Baltimore E
Ewell Somerset E
Fallston Harford E
Federalsburg Caroline E
Finksburg Carroll E
Fishing Creek Dorchester E
Forest Hill Harford E
Fork Baltimore E
Fort George G Meade Anne Arundel E
Fort Howard Baltimore E
Freeland Baltimore E
Fruitland Wicomico E
Fulton Howard E
Galena Kent E
Galesville Anne Arundel E
Gambrills Anne Arundel E
Georgetown Cecil E
Gibson Island Anne Arundel E
Girdletree Worcester E
Glen Arm Baltimore E
Glen Burnie Anne Arundel E
Glenelg Howard E
Glenwood Howard E
Glyndon Baltimore E
Goldsboro Caroline E
Grasonville Queen Annes E
Greensboro Caroline E
Gunpowder Harford E
Gwynn Oak Baltimore E
Halethorpe Baltimore E
Hampstead Carroll E
Hanover Anne Arundel E
Harmans Anne Arundel E
Harwood Anne Arundel E
Havre De Grace Harford E
Hebron Wicomico E
Henderson Caroline E
Hillsboro Caroline E
Hunt Valley Baltimore E
Huntingtown Calvert E
Hurlock Dorchester E
Hydes Baltimore E
Ingleside Queen Annes E
Jarrettsville Harford E
Jessup Howard E
Joppa Harford E
Kennedyville Kent E
Keymar Carroll E
Kingsville Baltimore E
Lineboro Carroll E
Linkwood Dorchester E
Linthicum Heights Anne Arundel E
Lisbon Howard E
Long Green Baltimore E
Lothian Anne Arundel E
Lusby Calvert E
Lutherville Timonium Baltimore E
Madison Dorchester E
Manchester Carroll E
Manokin Somerset E
Mardela Springs Wicomico E
Marion Station Somerset E
Marriottsville Carroll E
Marydel Caroline E
Maryland Line Baltimore E
Massey Kent E
Mayo Anne Arundel E
McDaniel Talbot E
Middle River Baltimore E
Millersville Anne Arundel E
Millington Kent E
Monkton Baltimore E
Nanticoke Wicomico E
Neavitt Talbot E
New Windsor Carroll E
Newark Worcester E
Newcomb Talbot E
North Beach Calvert E
North East Cecil E
Nottingham Baltimore E
Ocean City Worcester E
Odenton Anne Arundel E
Owings Mills Baltimore E
Oxford Talbot E
Parkton Baltimore E
Parkville Baltimore E
Parsonsburg Wicomico E
Pasadena Anne Arundel E
Perry Hall Baltimore E
Perry Point Cecil E
Perryman Harford E
Perryville Cecil E
Phoenix Baltimore E
Pikesville Baltimore E
Pittsville Wicomico E
Pocomoke City Worcester E
Port Deposit Cecil E
Port Republic Calvert E
Powellville Wicomico E
Preston Caroline E
Price Queen Annes E
Prince Frederick Calvert E
Princess Anne Somerset E
Pylesville Harford E
Quantico Wicomico E
Queen Anne Queen Annes E
Queenstown Queen Annes E
Randallstown Baltimore E
Rehobeth Somerset E
Reisterstown Baltimore E
Rhodesdale Dorchester E
Riderwood Baltimore E
Ridgely Caroline E
Rising Sun Cecil E
Riva Anne Arundel E
Rock Hall Kent E
Rosedale Baltimore E
Royal Oak Talbot E
Salisbury Wicomico E
Savage Howard E
Secretary Dorchester E
Severn Anne Arundel E
Severna Park Anne Arundel E
Shady Side Anne Arundel E
Sharptown Wicomico E
Sherwood Talbot E
Showell Worcester E
Simpsonville Howard E
Snow Hill Worcester E
Solomons Calvert E
Sparks Glencoe Baltimore E
Sparrows Point Baltimore E
St Leonard Calvert E
St Michaels Talbot E
Stevenson Baltimore E
Stevensville Queen Annes E
Still Pond Kent E
Stockton Worcester E
Street Harford E
Sudlersville Queen Annes E
Sunderland Calvert E
Sykesville Carroll E
Taneytown Carroll E
Taylors Island Dorchester E
Templeville Caroline E
Tilghman Talbot E
Toddville Dorchester E
Towson Baltimore E
Tracys Landing Anne Arundel E
Trappe Talbot E
Tyaskin Wicomico E
Tylerton Somerset E
Union Bridge Carroll E
Upper Fairmount Somerset E
Upper Falls Baltimore E
Upperco Baltimore E
Vienna Dorchester E
Warwick Cecil E
West Friendship Howard E
West River Anne Arundel E
Westminster Carroll E
Westover Somerset E
Whaleyville Worcester E
White Hall Harford E
White Marsh Baltimore E
Whiteford Harford E
Willards Wicomico E
Windsor Mill Baltimore E
Wingate Dorchester E
Wittman Talbot E
Woodbine Howard E
Woodstock Howard E
Woolford Dorchester E
Worton Kent E
Wye Mills Talbot E
  1. Listed above are most places served by USA area code 443. When multiple places in a US state share the same name we list the largest one only. Cities with population over 50,000 are displayed in bold text.
  2. E stands for Eastern Time (currently ).
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