AreaCodeLocations.info

Area Code 503

Area code 503 is in Oregon, USA , spanning 10 counties and serving 110 cities, including Portland, Salem or Gresham; it currently uses 784 prefixes, assigned from 503-200-XXXX through 503-999-XXXX.

In service since January 01, 1947, area code 503 is the parent Numbering Plan Area in overlay complex 503/971.

The current local time is .

503 area code location on a map
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For exact NPA boundaries see official 503 area code map

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Locate any 503-NXX prefix:

NPANXX Area Served1 Date1
503-200 Portland 10/17/2006
503-201 Portland N/A
503-202 Portland N/A
503-203 Portland N/A
503-204 Portland N/A
503-205 Portland N/A
503-206 Portland 3/13/2006
503-207 Beaverton N/A
503-208 Portland 10/27/2008
503-209 Portland N/A
503-210 Clackamas N/A
503-212 Clackamas N/A
503-213 Beaverton N/A
503-214 Beaverton N/A
503-215 Portland N/A
503-216 Portland N/A
503-217 Sherwood N/A
503-218 Stafford/ Sandy N/A
503-219 Portland N/A
503-220 Portland N/A
503-221 Portland N/A
503-222 Portland N/A
503-223 Portland N/A
503-224 Portland N/A
503-225 Portland N/A
503-226 Portland N/A
503-227 Portland N/A
503-228 Portland N/A
503-229 Portland N/A
503-230 Portland N/A
503-231 Portland N/A
503-232 Portland N/A
503-233 Portland N/A
503-234 Portland N/A
503-235 Portland N/A
503-236 Portland N/A
503-237 Portland N/A
503-238 Portland N/A
503-239 Portland N/A
503-240 Portland N/A
503-241 Portland N/A
503-242 Portland N/A
503-243 Portland N/A
503-244 Portland N/A
503-245 Portland N/A
503-246 Portland N/A
503-247 Portland N/A
503-248 Portland N/A
503-249 Portland N/A
503-250 Portland N/A
503-251 Portland N/A
503-252 Portland N/A
503-253 Portland N/A
503-254 Portland N/A
503-255 Portland N/A
503-256 Portland N/A
503-257 Portland N/A
503-258 Portland N/A
503-259 Beaverton N/A
503-260 Portland N/A
503-261 Portland N/A
503-262 Portland N/A
503-263 Canby/ Needy N/A
503-264 Beaverton N/A
503-265 Portland N/A
503-266 Canby/ Needy N/A
503-267 Portland N/A
503-268 Beaverton N/A
503-269 Salem N/A
503-270 Beaverton N/A
503-271 Portland N/A
503-272 Government Camp N/A
503-273 Portland N/A
503-274 Portland N/A
503-275 Portland N/A
503-276 Portland N/A
503-277 Beaverton N/A
503-278 Portland 8/5/2008
503-279 Portland N/A
503-280 Portland N/A
503-281 Portland N/A
503-282 Portland N/A
503-283 Portland N/A
503-284 Portland N/A
503-285 Portland N/A
503-286 Portland N/A
503-287 Portland N/A
503-288 Portland N/A
503-289 Portland N/A
503-290 Portland N/A
503-291 Portland N/A
503-292 Portland N/A
503-293 Portland N/A
503-294 Portland N/A
503-295 Portland N/A
503-296 Portland N/A
503-297 Portland N/A
503-298 Astoria 7/25/2002
503-299 Portland N/A
NPANXX Area Served1 Date1
503-300 Bay City 2/12/2008
503-301 Portland N/A
503-302 Salem N/A
503-303 Clackamas N/A
503-304 Salem N/A
503-305 Clackamas N/A
503-306 Portland N/A
503-307 Portland N/A
503-308 Clatskanie N/A
503-309 Portland N/A
503-310 Portland N/A
503-312 Portland N/A
503-313 Portland N/A
503-314 Portland N/A
503-315 Salem N/A
503-316 Salem N/A
503-317 Portland N/A
503-318 Portland N/A
503-319 Portland N/A
503-320 Portland N/A
503-321 Portland N/A
503-322 Garibaldi N/A
503-323 Portland N/A
503-324 Beaverton N/A
503-325 Astoria N/A
503-326 Portland N/A
503-327 Portland N/A
503-328 Gresham N/A
503-329 Portland N/A
503-330 Beaverton N/A
503-331 Portland N/A
503-332 Beaverton N/A
503-333 Portland 9/21/2006
503-334 Portland N/A
503-335 Portland N/A
503-336 Beaverton 10/4/2004
503-337 Estacada N/A
503-338 Astoria N/A
503-339 Salem N/A
503-340 Portland N/A
503-341 Portland N/A
503-342 Clackamas N/A
503-343 Clackamas N/A
503-344 Clackamas N/A
503-345 Portland N/A
503-346 Portland N/A
503-347 Portland N/A
503-348 Portland N/A
503-349 Portland N/A
503-350 Beaverton N/A
503-351 Portland N/A
503-352 Beaverton N/A
503-353 Clackamas N/A
503-354 Tillamook 9/20/2002
503-355 Rockaway N/A
503-356 Beaverton N/A
503-357 Beaverton N/A
503-358 Portland N/A
503-359 Beaverton N/A
503-360 Portland 10/8/2007
503-361 Salem N/A
503-362 Salem N/A
503-363 Salem N/A
503-364 Salem N/A
503-365 Salem N/A
503-366 St Helens N/A
503-367 Portland 12/8/2004
503-368 Nehalem N/A
503-369 St Helens N/A
503-370 Salem N/A
503-371 Salem N/A
503-372 Beaverton N/A
503-373 Salem N/A
503-374 Tillamook 6/17/2002
503-375 Salem N/A
503-376 Mcminnville N/A
503-377 Bay City N/A
503-378 Salem N/A
503-379 Mcminnville N/A
503-380 Portland N/A
503-381 Portland N/A
503-382 Portland N/A
503-383 Salem N/A
503-384 Portland N/A
503-385 Salem N/A
503-386 Knappa 9/4/2008
503-387 Clackamas N/A
503-388 Portland 4/6/2009
503-389 North Plains N/A
503-390 Salem N/A
503-391 Salem N/A
503-392 Cloverdale N/A
503-393 Salem N/A
503-394 Scio N/A
503-395 Rainier N/A
503-396 St Helens N/A
503-397 St Helens N/A
503-398 Beaver N/A
503-399 Salem N/A
NPANXX Area Served1 Date1
503-400 Salem 5/10/2007
503-401 Portland N/A
503-402 Portland N/A
503-403 Beaverton N/A
503-404 Stafford/ Sandy N/A
503-405 Gresham N/A
503-406 Clackamas N/A
503-407 Portland N/A
503-408 Portland N/A
503-409 Salem N/A
503-410 St Helens N/A
503-412 Portland N/A
503-413 Portland N/A
503-414 Portland N/A
503-415 Portland N/A
503-416 Portland N/A
503-417 Portland N/A
503-418 Portland N/A
503-419 Portland N/A
503-420 Dallas N/A
503-421 Portland N/A
503-422 Portland N/A
503-423 Portland N/A
503-424 Beaverton N/A
503-425 Portland N/A
503-426 Portland N/A
503-427 Stafford/ Sandy N/A
503-428 Salem N/A
503-429 Vernonia N/A
503-430 Beaverton N/A
503-431 Beaverton N/A
503-432 Portland N/A
503-433 North Plains N/A
503-434 Mcminnville N/A
503-435 Mcminnville N/A
503-436 Cannon Beach N/A
503-437 Mcminnville N/A
503-438 St Helens N/A
503-439 Beaverton N/A
503-440 Seaside N/A
503-441 Portland N/A
503-442 Portland 1/26/2005
503-443 Beaverton N/A
503-444 Portland N/A
503-445 Portland N/A
503-446 Portland 7/1/2009
503-447 North Plains N/A
503-448 Aumsville/ Turner N/A
503-449 Portland N/A
503-450 Portland N/A
503-451 Clackamas N/A
503-452 Portland N/A
503-453 Portland N/A
503-454 Stafford/ Sandy N/A
503-455 Westport N/A
503-456 Beaverton N/A
503-457 Tillamook N/A
503-458 Knappa N/A
503-459 Portland 4/25/2002
503-460 Portland N/A
503-461 Grand Ronde 11/9/2018
503-462 Clackamas N/A
503-463 Salem N/A
503-464 Portland N/A
503-465 Gresham N/A
503-466 Beaverton N/A
503-467 Portland N/A
503-468 Astoria 2/7/2002
503-469 Beaverton N/A
503-470 Seaside 12/3/2001
503-471 Portland N/A
503-472 Mcminnville N/A
503-473 Portland N/A
503-474 Mcminnville N/A
503-475 Portland N/A
503-476 Newberg N/A
503-477 Portland 12/19/2006
503-478 Portland N/A
503-479 Clackamas N/A
503-480 Salem N/A
503-481 Portland N/A
503-482 Stafford/ Sandy N/A
503-483 Pacific City 4/6/2004
503-484 Portland N/A
503-485 Salem N/A
503-486 Stafford/ Sandy N/A
503-487 Newberg N/A
503-488 Portland N/A
503-489 Gresham N/A
503-490 Portland N/A
503-491 Gresham N/A
503-492 Gresham N/A
503-493 Portland N/A
503-494 Portland N/A
503-495 Beaverton N/A
503-496 Clackamas N/A
503-497 Portland N/A
503-498 Stafford/ Sandy N/A
503-499 Portland N/A
NPANXX Area Served1 Date1
503-500 Portland 4/6/2009
503-501 Portland 3/10/2008
503-502 Portland N/A
503-503 Sherwood 06/04/2024
503-504 Portland N/A
503-505 Portland 6/3/2008
503-506 Stafford/ Sandy N/A
503-507 Salem N/A
503-508 Salem N/A
503-509 Stayton 7/12/2011
503-510 Salem N/A
503-512 Gresham N/A
503-513 Clackamas N/A
503-514 Portland N/A
503-515 Portland N/A
503-516 Portland N/A
503-517 Portland N/A
503-518 Clackamas N/A
503-519 Portland N/A
503-520 Beaverton N/A
503-521 Beaverton N/A
503-522 Portland N/A
503-523 Beaverton N/A
503-524 Beaverton N/A
503-525 Portland N/A
503-526 Beaverton N/A
503-527 Portland N/A
503-528 Portland N/A
503-529 Portland N/A
503-530 Beaverton N/A
503-531 Beaverton N/A
503-532 Beaverton N/A
503-533 Beaverton N/A
503-534 Clackamas N/A
503-535 Portland N/A
503-536 Beaverton N/A
503-537 Newberg N/A
503-538 Newberg N/A
503-539 Portland N/A
503-540 Salem N/A
503-542 Portland N/A
503-543 Scappoose N/A
503-544 Portland N/A
503-545 Portland 9/22/2005
503-546 Portland N/A
503-547 Beaverton N/A
503-548 Portland N/A
503-549 Beaverton N/A
503-550 Newberg N/A
503-551 Salem N/A
503-552 Portland N/A
503-553 Portland N/A
503-554 Newberg N/A
503-556 Rainier N/A
503-557 Clackamas N/A
503-558 Stafford/ Sandy N/A
503-559 Salem N/A
503-560 Mcminnville N/A
503-561 Salem N/A
503-562 Salem 5/19/2003
503-563 Stafford/ Sandy N/A
503-564 Hood Land 1/28/2005
503-565 Mcminnville N/A
503-566 Salem N/A
503-567 Beaverton 3/2/2009
503-568 Portland 8/21/2008
503-569 Salem N/A
503-570 Stafford/ Sandy N/A
503-571 Clackamas N/A
503-572 Portland N/A
503-573 Gresham N/A
503-574 Beaverton N/A
503-575 Portland 11/18/2008
503-576 Salem N/A
503-577 Portland N/A
503-578 Beaverton N/A
503-579 Beaverton N/A
503-580 Salem N/A
503-581 Salem N/A
503-582 Stafford/ Sandy N/A
503-583 Mcminnville 9/8/2008
503-584 Salem N/A
503-585 Salem N/A
503-586 Salem N/A
503-587 Salem N/A
503-588 Salem N/A
503-589 Salem N/A
503-590 Beaverton N/A
503-591 Beaverton N/A
503-592 Canby/ Needy N/A
503-593 Portland 11/14/2005
503-594 Clackamas N/A
503-595 Portland N/A
503-596 Beaverton N/A
503-597 Beaverton N/A
503-598 Beaverton N/A
503-599 Portland N/A
NPANXX Area Served1 Date1
503-600 Molalla 6/19/2009
503-601 Beaverton N/A
503-602 Salem N/A
503-603 Beaverton N/A
503-604 Portland N/A
503-605 Beaverton N/A
503-606 Dallas N/A
503-607 Clackamas N/A
503-608 Beaverton N/A
503-609 Corbett 8/13/2004
503-610 Sherwood N/A
503-612 Stafford/ Sandy N/A
503-613 Beaverton N/A
503-614 Beaverton N/A
503-615 Beaverton N/A
503-616 Beaverton N/A
503-617 Beaverton N/A
503-618 Gresham N/A
503-619 Beaverton N/A
503-620 Beaverton N/A
503-621 Portland N/A
503-622 Hood Land N/A
503-623 Dallas N/A
503-624 Beaverton N/A
503-625 Sherwood N/A
503-626 Beaverton N/A
503-627 Beaverton N/A
503-628 Beaverton N/A
503-629 Beaverton N/A
503-630 Estacada N/A
503-631 Redland N/A
503-632 Beavercreek N/A
503-633 St Paul N/A
503-634 Monitor N/A
503-635 Clackamas N/A
503-636 Clackamas N/A
503-637 Estacada N/A
503-638 Stafford/ Sandy N/A
503-639 Beaverton N/A
503-640 Beaverton N/A
503-641 Beaverton N/A
503-642 Beaverton N/A
503-643 Beaverton N/A
503-644 Beaverton N/A
503-645 Beaverton N/A
503-646 Beaverton N/A
503-647 North Plains N/A
503-648 Beaverton N/A
503-649 Beaverton N/A
503-650 Clackamas N/A
503-651 Canby/ Needy N/A
503-652 Clackamas N/A
503-653 Clackamas N/A
503-654 Clackamas N/A
503-655 Clackamas N/A
503-656 Clackamas N/A
503-657 Clackamas N/A
503-658 Stafford/ Sandy N/A
503-659 Clackamas N/A
503-660 Gresham N/A
503-661 Gresham N/A
503-662 Yamhill N/A
503-663 Gresham N/A
503-664 Beaver 9/17/2004
503-665 Gresham N/A
503-666 Gresham N/A
503-667 Gresham N/A
503-668 Stafford/ Sandy N/A
503-669 Gresham N/A
503-670 Beaverton N/A
503-671 Beaverton N/A
503-672 Beaverton N/A
503-673 Stafford/ Sandy N/A
503-674 Gresham N/A
503-675 Clackamas N/A
503-676 Gresham N/A
503-677 Beaverton N/A
503-678 Aurora N/A
503-679 Portland N/A
503-680 Portland N/A
503-681 Beaverton N/A
503-682 Stafford/ Sandy N/A
503-683 Clackamas N/A
503-684 Beaverton N/A
503-685 Stafford/ Sandy N/A
503-686 Beaverton N/A
503-687 Mcminnville N/A
503-688 Portland N/A
503-689 Salem N/A
503-690 Beaverton N/A
503-691 Stafford/ Sandy N/A
503-692 Stafford/ Sandy N/A
503-693 Beaverton N/A
503-694 Charbonneau N/A
503-695 Corbett N/A
503-696 Beaverton N/A
503-697 Clackamas N/A
503-698 Stafford/ Sandy N/A
503-699 Clackamas N/A
NPANXX Area Served1 Date1
503-701 Portland N/A
503-702 Portland N/A
503-703 Portland N/A
503-704 Portland N/A
503-705 Portland N/A
503-706 Portland N/A
503-707 Beaverton N/A
503-708 Portland N/A
503-709 Portland N/A
503-710 Woodburn N/A
503-712 Beaverton N/A
503-713 Beaverton N/A
503-714 Dayton N/A
503-715 Portland N/A
503-716 Beaverton N/A
503-717 Seaside N/A
503-718 Beaverton N/A
503-719 Portland 4/22/2008
503-720 Portland N/A
503-721 Portland N/A
503-722 Clackamas N/A
503-723 Clackamas N/A
503-724 Portland 8/8/2006
503-725 Portland N/A
503-726 Beaverton N/A
503-727 Portland N/A
503-728 Clatskanie N/A
503-729 Portland 10/23/2006
503-730 Portland N/A
503-731 Portland N/A
503-732 Beavercreek N/A
503-733 Portland N/A
503-734 Portland N/A
503-735 Portland N/A
503-736 Portland N/A
503-737 Portland N/A
503-738 Seaside N/A
503-739 Seaside N/A
503-740 Portland N/A
503-741 Astoria N/A
503-742 Clackamas N/A
503-743 Aumsville/ Turner N/A
503-744 Clackamas N/A
503-745 Portland N/A
503-746 Beaverton N/A
503-747 Beaverton N/A
503-748 Beaverton N/A
503-749 Aumsville/ Turner N/A
503-750 Portland N/A
503-751 Dallas N/A
503-752 Portland N/A
503-753 Portland N/A
503-754 Portland N/A
503-755 Jewell N/A
503-756 Portland N/A
503-757 Portland N/A
503-758 Portland 8/16/2005
503-759 Molalla N/A
503-760 Portland N/A
503-761 Portland N/A
503-762 Portland N/A
503-763 Salem N/A
503-764 Portland 10/12/2005
503-765 Clackamas N/A
503-766 Gresham N/A
503-767 Stayton N/A
503-768 Portland N/A
503-769 Stayton N/A
503-770 Charbonneau N/A
503-771 Portland N/A
503-772 Portland N/A
503-773 North Plains N/A
503-774 Portland N/A
503-775 Portland N/A
503-776 Aurora N/A
503-777 Portland N/A
503-778 Portland N/A
503-779 Salem N/A
503-780 Portland N/A
503-781 Portland N/A
503-782 Pacific City 2/9/2005
503-783 Stafford/ Sandy N/A
503-784 Portland N/A
503-785 Clackamas N/A
503-786 Clackamas N/A
503-787 Falls City N/A
503-788 Portland N/A
503-789 Portland N/A
503-790 Portland N/A
503-791 Astoria N/A
503-792 Gervais N/A
503-793 Portland N/A
503-794 Clackamas N/A
503-795 Portland N/A
503-796 Portland N/A
503-797 Portland N/A
503-798 Salem N/A
503-799 Portland N/A
NPANXX Area Served1 Date1
503-800 Gervais 6/19/2009
503-801 Tillamook N/A
503-802 Portland N/A
503-803 Portland N/A
503-804 Portland N/A
503-805 Portland N/A
503-806 Portland N/A
503-807 Portland N/A
503-808 Portland N/A
503-809 North Plains N/A
503-810 Portland N/A
503-812 Tillamook N/A
503-813 Portland N/A
503-814 Salem 9/26/2008
503-815 Tillamook N/A
503-816 Portland N/A
503-817 Portland N/A
503-818 Portland N/A
503-819 Portland N/A
503-820 Portland N/A
503-821 Portland N/A
503-822 Sherwood N/A
503-823 Portland N/A
503-824 Colton N/A
503-825 Sherwood N/A
503-826 Stafford/ Sandy N/A
503-827 Portland N/A
503-828 Beaverton N/A
503-829 Molalla N/A
503-830 Portland N/A
503-831 Dallas N/A
503-832 Stafford/ Sandy N/A
503-833 Portland N/A
503-834 Estacada N/A
503-835 Amity N/A
503-836 Astoria 5/8/2001
503-837 Dallas 4/21/2006
503-838 Dallas N/A
503-839 Portland 7/28/2006
503-840 Beaverton N/A
503-841 Portland 10/21/2005
503-842 Tillamook N/A
503-843 Sheridan N/A
503-844 Beaverton N/A
503-845 Mount Angel N/A
503-846 Beaverton N/A
503-847 Portland 11/19/2008
503-848 Beaverton N/A
503-849 Portland N/A
503-850 Clackamas N/A
503-851 Salem N/A
503-852 Carlton N/A
503-853 Portland 2/24/2006
503-854 Detroit N/A
503-855 Stafford/ Sandy N/A
503-856 Salem N/A
503-857 Mcminnville N/A
503-858 Beaverton N/A
503-859 Lyons N/A
503-860 Portland N/A
503-861 Warrenton N/A
503-862 Sherwood N/A
503-863 Portland 10/17/2006
503-864 Dayton N/A
503-865 Portland N/A
503-866 Portland N/A
503-867 Portland 8/17/2006
503-868 Grand Island N/A
503-869 Portland N/A
503-870 Portland N/A
503-871 Salem N/A
503-872 Portland N/A
503-873 Silverton N/A
503-874 Silverton N/A
503-875 Portland 7/20/2006
503-876 Willamina N/A
503-877 Salem 8/11/2009
503-878 Stafford/ Sandy N/A
503-879 Grand Ronde N/A
503-880 Portland N/A
503-881 Salem N/A
503-882 Clackamas N/A
503-883 Mcminnville N/A
503-884 Salem N/A
503-885 Stafford/ Sandy N/A
503-886 Portland N/A
503-887 Portland N/A
503-888 Portland N/A
503-889 Portland N/A
503-890 Portland N/A
503-891 Portland N/A
503-892 Portland N/A
503-893 Portland 7/10/2009
503-894 Portland 8/28/2009
503-895 Hood Land 11/15/2006
503-896 Portland 9/20/2007
503-897 Mill City N/A
503-898 Redland 2/22/2006
503-899 Newberg N/A
NPANXX Area Served1 Date1
503-900 Lyons 6/19/2009
503-901 Portland N/A
503-902 Woodburn 6/3/2009
503-903 Portland N/A
503-904 Portland N/A
503-905 Clackamas N/A
503-906 Beaverton N/A
503-907 Gresham N/A
503-908 Clackamas N/A
503-909 Portland N/A
503-910 Salem N/A
503-912 Gresham 10/5/2006
503-913 Portland N/A
503-914 Portland N/A
503-915 Portland 12/18/2008
503-916 Portland N/A
503-917 Dallas N/A
503-918 Salem N/A
503-919 Clackamas N/A
503-920 Portland N/A
503-921 Portland N/A
503-922 Portland 5/18/2005
503-923 Beaverton N/A
503-924 Beaverton N/A
503-925 Sherwood N/A
503-926 Portland 9/10/2008
503-927 Portland 1/12/2006
503-928 Portland 8/8/2006
503-929 Portland 11/3/2005
503-930 Salem N/A
503-931 Salem N/A
503-932 Salem N/A
503-933 Portland 7/28/2006
503-934 Salem 9/12/2005
503-935 Portland 3/12/2007
503-936 Portland N/A
503-937 Portland N/A
503-938 Portland N/A
503-939 Portland N/A
503-940 Portland N/A
503-941 Beaverton N/A
503-942 Portland N/A
503-943 Portland N/A
503-944 Portland N/A
503-945 Salem N/A
503-946 Portland N/A
503-947 Salem N/A
503-948 Portland N/A
503-949 Salem N/A
503-951 Woodburn N/A
503-952 Portland N/A
503-953 Portland 8/8/2007
503-954 Portland 3/12/2007
503-955 Portland N/A
503-956 Portland 6/14/2005
503-957 Portland N/A
503-960 Portland 2/26/2007
503-961 Portland N/A
503-962 Portland N/A
503-963 Portland N/A
503-964 Portland 7/10/2009
503-965 Pacific City N/A
503-966 Westport 7/20/2007
503-967 Salem N/A
503-968 Beaverton N/A
503-969 Portland N/A
503-970 Portland N/A
503-972 Portland N/A
503-973 Portland N/A
503-974 Clackamas N/A
503-975 Portland N/A
503-977 Portland N/A
503-978 Portland N/A
503-979 Stayton 6/19/2009
503-980 Woodburn N/A
503-981 Woodburn N/A
503-982 Woodburn N/A
503-983 Salem 3/11/2009
503-984 Woodburn N/A
503-985 Beaverton N/A
503-986 Salem N/A
503-987 Scappoose 12/8/2005
503-988 Portland N/A
503-989 Woodburn N/A
503-990 Salem N/A
503-991 Salem N/A
503-992 Beaverton N/A
503-993 Portland N/A
503-994 Warrenton 9/25/2006
503-995 Portland 2/8/2007
503-996 Mount Angel 6/19/2009
503-997 Portland N/A
503-998 Portland N/A
503-999 Salem N/A
  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: June 3, 2025

Cities in area code 503

City1 County Time Zone1
Amity Yamhill P
Arch Cape Clatsop P
Astoria Clatsop P
Aumsville Marion P
Aurora Marion P
Banks Washington P
Bay City Tillamook P
Beaver Tillamook P
Beavercreek Clackamas P
Beaverton Washington P
Boring Clackamas P
Bridal Veil Multnomah P
Brightwood Clackamas P
Buxton Washington P
Canby Clackamas P
Cannon Beach Clatsop P
Carlton Yamhill P
Clackamas Clackamas P
Clatskanie Columbia P
Cloverdale Tillamook P
Colton Clackamas P
Columbia City Columbia P
Corbett Multnomah P
Cornelius Washington P
Dallas Polk P
Damascus Clackamas P
Dayton Yamhill P
Deer Island Columbia P
Detroit Marion P
Donald Marion P
Dundee Yamhill P
Eagle Creek Clackamas P
Estacada Clackamas P
Fairview Multnomah P
Falls City Polk P
Forest Grove Washington P
Gales Creek Washington P
Garibaldi Tillamook P
Gaston Washington P
Gates Marion P
Gervais Marion P
Gladstone Clackamas P
Government Camp Clackamas P
Grand Ronde Polk P
Gresham Multnomah P
Hammond Clatsop P
Happy Valley Clackamas P
Hebo Tillamook P
Hillsboro Washington P
Hubbard Marion P
Idanha Marion P
Independence Polk P
Keizer Marion P
Lafayette Yamhill P
Lake Oswego Clackamas P
Lyons Linn P
Manning Washington P
Manzanita Tillamook P
Marylhurst Clackamas P
McMinnville Yamhill P
Mehama Marion P
Mill City Linn P
Molalla Clackamas P
Monmouth Polk P
Mount Angel Marion P
Mulino Clackamas P
Nehalem Tillamook P
Neskowin Tillamook P
Netarts Tillamook P
Newberg Yamhill P
North Plains Washington P
Oceanside Tillamook P
Oregon City Clackamas P
Pacific City Tillamook P
Portland Multnomah P
Rainier Columbia P
Rhododendron Clackamas P
Rickreall Polk P
Rockaway Beach Tillamook P
Salem Polk P
Sandy Clackamas P
Scappoose Columbia P
Scio Linn P
Scotts Mills Marion P
Seaside Clatsop P
Sheridan Yamhill P
Sherwood Washington P
Silverton Marion P
St Benedict Marion P
St Helens Columbia P
St Paul Marion P
Stayton Marion P
Sublimity Marion P
Tigard Washington P
Tillamook Tillamook P
Timber Washington P
Tolovana Park Clatsop P
Troutdale Multnomah P
Tualatin Washington P
Turner Marion P
Vernonia Columbia P
Warren Columbia P
Warrenton Clatsop P
Welches Clackamas P
West Linn Clackamas P
Wheeler Tillamook P
Willamina Yamhill P
Wilsonville Clackamas P
Woodburn Marion P
Yamhill Yamhill P
  1. Listed above are most places served by USA area code 503. 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. P stands for Pacific Time (currently ).
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