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Area Code 343

Area code 343 is in Ontario, Canada , serving 260 cities, including Ottawa, Cornwall or Quinte West; it currently uses 605 prefixes, assigned from 343-200-XXXX through 343-999-XXXX.

In service since May 17, 2010, area code 343 is an overlay Numbering Plan Area, part of overlay complex 613/343/753.

The current local time is .

343 area code location on a map

© OpenStreetMap contributors.
*For exact NPA boundaries see official 343 area code map

More Ontario area codes:

Locate any 343-NXX prefix:

NPANXX Area served1
343-200 Rockland
343-201 Alfred
343-202 Ottawa-Hull
343-203 Ottawa-Hull
343-204 Ottawa-Hull
343-205 Adolphustown
343-206 Bath
343-207 Enterprise
343-208 Gananoque
343-209 Ottawa-Hull
343-210 Clarence Creek
343-212 Jockvale
343-213 Carleton Place
343-214 Manotick
343-215 Hawkesbury
343-216 Sydenham
343-217 Tamworth
343-218 Elgin
343-219 Lanark
343-220 Portland
343-221 Orleans
343-222 Picton
343-223 Chalk River
343-224 Ottawa-Hull
343-225 Brockville
343-226 Russell
343-227 Ottawa-Hull
343-228 Denbigh
343-229 Madoc
343-230 Marmora
343-231 Maynooth
343-232 Northbrook
343-233 Plevna
343-234 Tweed
343-235 Alexandria
343-236 Iroquois
343-237 Maxville
343-238 Morrisburg
343-239 St. Isidore
343-240 Carp
343-241 Barry'S Bay
343-242 Calabogie
343-243 Cobden
343-244 Ottawa-Hull
343-245 Deep River
343-246 Eganville
343-247 Killaloe
343-248 Whitney
343-249 Athens
343-250 Cardinal
343-251 Delta
343-252 Seeleys Bay
343-253 Coe Hill
343-254 Ottawa-Hull
343-255 Frankford
343-256 Crysler
343-257 Merrickville
343-258 Pakenham
343-259 South Mountain
343-260 Brockville
343-261 Belleville
343-262 Ottawa-Hull
343-263 Belleville
343-264 Brockville
343-265 Deseronto
343-266 Kingston
343-267 Napanee
343-268 Arden
343-269 Bancroft
343-270 Belleville
343-271 Brighton
343-272 Northbrook
343-273 Plevna
343-274 Harrowsmith
343-275 Inverary
343-276 Napanee
343-277 Newburgh
343-278 Odessa
343-279 Seeleys Bay
343-280 Selby
343-281 Sydenham
343-282 Tamworth
343-283 Verona
343-284 Wolfe Island
343-285 Carleton Place
343-286 Yarker
343-287 Deseronto
343-288 Cornwall
343-290 Kingston
343-291 Ottawa-Hull
343-292 Ottawa-Hull
343-293 Kingston
343-294 Ottawa-Hull
343-295 Napanee
343-297 Ottawa-Hull
343-298 Alfred
343-299 Cumberland
NPANXX Area served1
343-300 Brockville
343-301 Cornwall
343-302 Kingston
343-303 Jockvale
343-304 Vankleek Hill
343-305 Kingston
343-306 Kingston
343-307 Brockville
343-308 Kanata-Stittsville
343-309 Cornwall
343-312 Jockvale
343-313 Jockvale
343-314 Cornwall
343-315 Brighton
343-316 Cornwall
343-317 Ottawa-Hull
343-318 Pakenham
343-319 Cornwall
343-320 Brockville
343-321 Perth
343-322 Ottawa-Hull
343-323 Kingston
343-324 Ottawa-Hull
343-325 Trenton
343-327 Brockville
343-330 Cornwall
343-331 Vankleek Hill
343-333 Kingston
343-334 Kemptville
343-335 Prescott
343-337 Merrickville
343-338 Merrickville
343-339 Merrickville
343-340 Merrickville
343-341 Perth
343-342 Vankleek Hill
343-344 Kingston
343-345 South Mountain
343-346 Winchester
343-347 Arnprior
343-348 Cumberland
343-349 Gloucester
343-350 Orleans
343-351 Richmond
343-352 Cardinal
343-353 Kanata-Stittsville
343-354 Denbigh
343-355 Belleville
343-356 Cornwall
343-357 Bancroft
343-358 Kingston
343-359 Kanata-Stittsville
343-360 Ottawa-Hull
343-361 Renfrew
343-362 Belleville
343-363 Kingston
343-364 Kingston
343-366 Kingston
343-367 Belleville
343-368 Ottawa-Hull
343-369 Pembroke
343-370 Cornwall
343-371 Alfred
343-372 Almonte
343-373 Arnprior
343-374 Bourget
343-375 Carleton Place
343-376 Carp
343-377 Casselman
343-378 Chesterville
343-379 Clarence Creek
343-380 Constance Bay
343-381 Crysler
343-382 Cumberland
343-383 Embrun
343-384 Gloucester
343-385 Jockvale
343-386 Kanata-Stittsville
343-387 Kemptville
343-388 Manotick
343-389 Merrickville
343-390 Metcalfe
343-391 Navan
343-392 North Gower
343-393 Orleans
343-394 Osgoode
343-395 Pakenham
343-396 Plantagenet
343-397 Richmond
343-398 Rockland
343-399 Russell
NPANXX Area served1
343-400 Perth
343-401 Bancroft
343-402 Perth
343-403 Belleville
343-404 Bancroft
343-405 Morrisburg
343-406 Arden
343-407 Bloomfield
343-408 Brighton
343-409 Cardiff
343-410 Coe Hill
343-412 Rockland
343-413 Frankford
343-414 Madoc
343-415 Gilmour
343-416 Marmora
343-417 Ottawa-Hull
343-418 Maynooth
343-419 Northbrook
343-420 Picton
343-421 Plevna
343-422 Kingston
343-423 Stirling
343-424 Trenton
343-425 Thurlow
343-426 Tweed
343-427 Wellington
343-428 Wooler
343-429 Carleton Place
343-430 Carleton Place
343-431 Cornwall
343-432 Alexandria
343-433 Avonmore
343-434 Finch
343-435 Glen Robertson
343-436 Ingleside
343-437 Iroquois
343-438 L'Orignal
343-439 Lancaster
343-440 Long Sault
343-441 Martintown
343-442 Maxville
343-443 Morrisburg
343-444 Cornwall
343-445 St. Eugene
343-446 St. Isidore
343-447 St-Regis
343-448 Vankleek Hill
343-449 Williamsburg
343-451 Ottawa-Hull
343-452 Ottawa-Hull
343-453 Belleville
343-454 Alfred
343-455 Clarence Creek
343-456 Embrun
343-457 Plantagenet
343-458 Rockland
343-462 Ottawa-Hull
343-463 Ottawa-Hull
343-464 Almonte
343-465 Jockvale
343-466 North Gower
343-467 Osgoode
343-470 Hawkesbury
343-471 Tweed
343-472 Madoc
343-473 Vankleek Hill
343-474 Alexandria
343-475 Cornwall
343-476 Bancroft
343-477 Kingston
343-478 Napanee
343-479 Gananoque
343-480 Brockville
343-481 Iroquois
343-482 Williamsburg
343-483 Morrisburg
343-485 Merrickville
343-488 Ottawa-Hull
343-489 Orleans
343-490 Kanata-Stittsville
343-491 Carp
343-492 Constance Bay
343-493 Pakenham
343-494 Richmond
343-495 Rockland
343-498 Winchester
343-499 Kanata-Stittsville
NPANXX Area served1
343-500 Hawkesbury
343-501 Brockville
343-502 Ottawa-Hull
343-503 Carleton Place
343-504 Brockville
343-505 Kingston
343-506 Lancaster
343-507 Brockville
343-508 Rolphton
343-509 Smiths Falls
343-512 Hawkesbury
343-513 Jockvale
343-515 Arnprior
343-516 Carp
343-517 Constance Bay
343-519 Kemptville
343-520 Alfred
343-521 Almonte
343-522 Bourget
343-523 Casselman
343-524 Chesterville
343-525 Embrun
343-526 Gloucester
343-527 Merrickville
343-528 Orleans
343-529 Plantagenet
343-530 Richmond
343-531 Rockland
343-532 Winchester
343-533 Clarence Creek
343-534 Crysler
343-535 Cumberland
343-536 Navan
343-537 Pakenham
343-538 Russell
343-539 South Mountain
343-540 Ottawa-Hull
343-541 Ottawa-Hull
343-542 Ottawa-Hull
343-543 Ottawa-Hull
343-544 Pembroke
343-545 Kanata-Stittsville
343-546 Gloucester
343-547 Jockvale
343-548 Ottawa-Hull
343-549 Ottawa-Hull
343-550 Ottawa-Hull
343-551 Ottawa-Hull
343-552 Ottawa-Hull
343-553 Ottawa-Hull
343-554 Ottawa-Hull
343-556 Ottawa-Hull
343-557 Maynooth
343-558 Ottawa-Hull
343-559 Arden
343-560 Bloomfield
343-561 Cardiff
343-562 Picton
343-563 Casselman
343-567 Pembroke
343-569 Enterprise
343-570 Odessa
343-571 Ottawa-Hull
343-572 Ottawa-Hull
343-573 Ottawa-Hull
343-574 Ottawa-Hull
343-575 Ottawa-Hull
343-576 Ottawa-Hull
343-577 Bath
343-578 Harrowsmith
343-580 Kingston
343-581 Adolphustown
343-582 Deseronto
343-583 Enterprise
343-584 Harrowsmith
343-585 Cornwall
343-586 Inverary
343-587 Newburgh
343-588 Ottawa-Hull
343-589 Odessa
343-590 Seeleys Bay
343-591 Selby
343-592 Tamworth
343-593 Verona
343-594 Wolfe Island
343-595 Yarker
343-596 Ottawa-Hull
343-597 Ottawa-Hull
343-598 Ottawa-Hull
343-599 Ottawa-Hull
NPANXX Area served1
343-600 Belleville
343-601 Belleville
343-602 Ottawa-Hull
343-603 Belleville
343-604 Brockville
343-605 Cornwall
343-606 Hawkesbury
343-607 Kingston
343-608 Smiths Falls
343-609 Pembroke
343-618 Jockvale
343-619 Ottawa-Hull
343-620 Pembroke
343-622 Deep River
343-623 Chalk River
343-628 Eganville
343-630 Ottawa-Hull
343-631 Ottawa-Hull
343-632 Cornwall
343-633 Ottawa-Hull
343-634 Cornwall
343-635 Cornwall
343-636 Ingleside
343-637 Cornwall
343-638 Frankford
343-639 Marmora
343-640 Plevna
343-641 Stirling
343-642 Tweed
343-643 Brockville
343-644 Ottawa-Hull
343-645 Belleville
343-646 Bourget
343-647 Chesterville
343-648 Crysler
343-649 Metcalfe
343-650 Navan
343-651 South Mountain
343-653 Elgin
343-654 Smiths Falls
343-655 Ottawa-Hull
343-660 Ottawa-Hull
343-665 Ottawa-Hull
343-666 Ottawa-Hull
343-667 Kanata-Stittsville
343-668 Alexandria
343-669 Avonmore
343-670 Finch
343-671 Glen Robertson
343-672 Ingleside
343-673 Iroquois
343-674 L'Orignal
343-675 Lancaster
343-676 Long Sault
343-677 Wellington
343-678 Martintown
343-679 Maxville
343-680 Morrisburg
343-681 St. Eugene
343-682 St. Isidore
343-683 St-Regis
343-684 Williamsburg
343-685 Belleville
343-686 Ottawa-Hull
343-687 Picton
343-688 Ottawa-Hull
343-689 Orleans
343-690 Kanata-Stittsville
343-691 Alfred
343-698 Manotick
343-699 Trenton
NPANXX Area served1
343-700 Ottawa-Hull
343-701 Seeleys Bay
343-702 Selby
343-703 Brockville
343-709 Bancroft
343-710 Belleville
343-712 Arden
343-713 Bloomfield
343-714 Brighton
343-715 Cardiff
343-716 Coe Hill
343-717 Denbigh
343-718 Frankford
343-719 Gilmour
343-720 Bancroft
343-721 Madoc
343-722 Marmora
343-723 Maynooth
343-724 Northbrook
343-725 Picton
343-726 Plevna
343-727 Stirling
343-728 Thurlow
343-729 Trenton
343-730 Belleville
343-731 Tweed
343-732 Wellington
343-733 Wooler
343-734 Brighton
343-735 Frankford
343-736 Madoc
343-737 St-Regis
343-738 Marmora
343-739 Northbrook
343-740 Picton
343-741 Stirling
343-742 Trenton
343-743 Tweed
343-744 Bloomfield
343-745 Wellington
343-746 North Augusta
343-747 L'Orignal
343-748 Vankleek Hill
343-749 Wellington
343-750 Stirling
343-751 Frankford
343-752 Bloomfield
343-755 Bancroft
343-759 Embrun
343-760 Almonte
343-761 Arnprior
343-762 Bourget
343-763 Carleton Place
343-764 Carp
343-765 Casselman
343-766 Chesterville
343-767 Clarence Creek
343-768 Constance Bay
343-769 Cumberland
343-770 Embrun
343-771 Gloucester
343-772 Jockvale
343-773 Kanata-Stittsville
343-774 Kemptville
343-775 Manotick
343-776 Metcalfe
343-777 Ottawa-Hull
343-778 Navan
343-779 North Gower
343-780 Orleans
343-781 Osgoode
343-783 Plantagenet
343-784 Richmond
343-785 Rockland
343-786 Russell
343-787 Winchester
343-788 Belleville
343-789 Alfred
343-796 Inverary
343-797 Tweed
343-798 Pakenham
343-799 Metcalfe
NPANXX Area served1
343-800 Smiths Falls
343-801 Smiths Falls
343-803 Ottawa-Hull
343-804 Ottawa-Hull
343-805 Ottawa-Hull
343-806 Ottawa-Hull
343-807 Ottawa-Hull
343-808 Ottawa-Hull
343-809 Ottawa-Hull
343-822 Deseronto
343-833 Gananoque
343-843 Ottawa-Hull
343-844 Adolphustown
343-855 Bath
343-856 Arden
343-857 Bloomfield
343-858 Cardiff
343-859 Coe Hill
343-860 Denbigh
343-861 Gilmour
343-862 Maynooth
343-863 Northbrook
343-864 Thurlow
343-865 Wellington
343-866 Wooler
343-867 Cornwall
343-877 Kemptville
343-880 Orleans
343-881 Smiths Falls
343-882 Ottawa-Hull
343-883 Ottawa-Hull
343-884 Kingston
343-885 Cornwall
343-886 Vankleek Hill
343-887 Ottawa-Hull
343-888 Ottawa-Hull
343-889 Belleville
343-890 Almonte
343-891 Casselman
343-892 Bath
343-893 Napanee
343-894 Sydenham
343-895 Casselman
343-896 Merrickville
343-897 Russell
343-898 Winchester
343-899 Carleton Place
NPANXX Area served1
343-900 Kingston
343-901 Merrickville
343-902 Richmond
343-903 Smiths Falls
343-922 Wolfe Island
343-925 Ottawa-Hull
343-928 Delta
343-933 Brighton
343-937 Cornwall
343-943 Bancroft
343-944 Bancroft
343-945 Bancroft
343-946 Bancroft
343-947 Bancroft
343-951 Brockville
343-952 Delta
343-960 Ottawa-Hull
343-961 Ottawa-Hull
343-962 Ottawa-Hull
343-963 Ottawa-Hull
343-970 Cobden
343-973 Arnprior
343-974 Kanata-Stittsville
343-975 Ottawa-Hull
343-980 Petawawa
343-982 Brockville
343-983 Cornwall
343-984 Ottawa-Hull
343-987 Ottawa-Hull
343-988 Ottawa-Hull
343-989 Kingston
343-990 Ottawa-Hull
343-991 Ottawa-Hull
343-992 Ottawa-Hull
343-993 Ottawa-Hull
343-996 Ottawa-Hull
343-997 Ottawa-Hull
343-998 Ottawa-Hull
343-999 Ottawa-Hull
  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. last updated: June 18, 2024
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Cities in area code 343

City1 Time2
Addison E
Akwesasne E
Alexandria E
Alfred E
Almonte E
Ameliasburg E
Amherstview E
Apple Hill E
Arden E
Ardoch E
Arnprior E
Ashton E
Astra E
Athens E
Avonmore E
Bainsville E
Balderson E
Bancroft E
Barrys Bay E
Batawa E
Bath E
Battersea E
Beachburg E
Belleville E
Berwick E
Bissett Creek E
Bloomfield E
Boulter E
Bourget E
Braeside E
Brighton E
Brinston E
Brockville E
Burnstown E
Burritts Rapids E
Calabogie E
Camden East E
Cannifton E
Cardiff E
Cardinal E
Carleton Place E
Carlsbad Springs E
Carp E
Carrying Place E
Casselman E
Centreville E
Chalk River E
Cherry Valley E
Chesterville E
Chute A Blondeau E
Clarence Creek E
Clarendon Station E
Clayton E
Cloyne E
Cobden E
Codrington E
Coe Hill E
Combermere E
Consecon E
Corbyville E
Cormac E
Cornwall E
Crysler E
Cumberland E
Curran E
Dacre E
Dalkeith E
Deep River E
Delta E
Demorestville E
Denbigh E
Deseronto E
Douglas E
Dunrobin E
Dunvegan E
Edwards E
Eganville E
Eldorado E
Elgin E
Elginburg E
Elizabethtown E
Embrun E
Enterprise E
Erinsville E
Finch E
Fitzroy Harbour E
Flinton E
Foresters Falls E
Fournier E
Foxboro E
Foymount E
Frankford E
Frankville E
Gananoque E
Gilmour E
Glen Robertson E
Glenburnie E
Gloucester E
Godfrey E
Golden Lake E
Graham E
Greely E
Green Valley E
Griffith E
Haley Station E
Hammond E
Harrowsmith E
Hartington E
Hawkesbury E
Hillier E
Ingleside E
Inkerman E
Inverary E
Iroquois E
Jasper E
Joyceville E
Kaladar E
Kanata E
Kars E
Kemptville E
Kenmore E
Killaloe E
Kinburn E
Kingston E
L'Amable E
L'Orignal E
Lake St Peter E
Lanark E
Lancaster E
Lansdowne E
Lefaivre E
Limoges E
Lombardy E
Long Sault E
Lunenburg E
Lyn E
Lyndhurst E
Maberly E
Mackey E
Madawaska E
Madoc E
Maitland E
Mallorytown E
Manotick E
Maple Leaf E
Marlbank E
Marmora E
Martintown E
Marysville E
Maxville E
Maynooth E
McArthurs Mills E
McDonalds Corners E
Merrickville E
Metcalfe E
Milford E
Mississippi Station E
Monkland E
Moose Creek E
Morewood E
Morrisburg E
Mountain E
Mountain Grove E
Munster E
Napanee E
Navan E
Nepean E
Newboro E
Newburgh E
Newington E
North Augusta E
North Gower E
North Lancaster E
Northbrook E
Odessa E
Ompah E
Orleans E
Osgoode E
Ottawa E
Oxford Mills E
Oxford Station E
Pakenham E
Palmer Rapids E
Parham E
Pembroke E
Perth E
Perth Road E
Petawawa E
Picton E
Plainfield E
Plantagenet E
Plevna E
Portland E
Prescott E
Quadeville E
Quinte West E
Ramsayville E
Renfrew E
Richmond E
Rideau Ferry E
Roblin E
Rockcliffe E
Rockland E
Rockport E
Rolphton E
Roslin E
Round Lake Centre E
Russell E
Saint-Pascal-Baylon E
Sarsfield E
Seeleys Bay E
Selby E
Shannonville E
Sharbot Lake E
Smiths Falls E
Snow Road Station E
South Lancaster E
South Mountain E
Spencerville E
Springbrook E
St Albert E
St Andrews West E
St Bernardin E
St Eugene E
St Isidore E
Ste Anne De Prescott E
Stella E
Stirling E
Stittsville E
Stonecliffe E
Summerstown E
Sydenham E
Tamworth E
Thomasburg E
Tichborne E
Toledo E
Trenton E
Tweed E
Upper Canada Village E
Vanier E
Vankleek Hill E
Vars E
Vernon E
Verona E
Wellington E
Wendover E
Westbrook E
Westmeath E
Westport E
White Lake E
Whitney E
Williamsburg E
Williamstown E
Wilno E
Winchester E
Winchester Springs E
Wolfe Island E
Woodlawn E
Wooler E
Yarker E
  1. Listed above are most places served by Canadian area code 343. When multiple places in a CA province 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 Zone (currently ).
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