Area code 289

Ontario, Canada · 772 prefixes · 87 exchanges · 20 carriers

Largest exchanges

Hamilton71
Oakville39
Oshawa36
St. Catharines-Thorold35
Brampton30
Ajax-Pickering29
Burlington28
Newmarket25
Richmond Hill21
Cooksville19

Largest carriers

TELUS Integrated Communications91
Fibernetics Corporation89
Iristel Inc.71
Rogers Communications Canada Inc. (Wireless)67
InnSysVoice Corp64
Distributel57
ISP Telecom Inc.45
TELUS Mobility43
Rogers Communications Canada Inc. (Cable)42
Comwave Networks42

Most reported 289 numbers

No visitor reports yet in this area code.

FCC complaints

289-880-34611 · 2026-10-07
289-682-06081 · 2026-10-05

All 289 prefixes by exchange

Ajax-Pickering · 29

Ancaster · 12

289-204 289-239 289-346 289-443 289-445 289-450 289-495 289-515 289-735 289-739 289-855 289-902

Aurora · 15

289-221 289-258 289-380 289-466 289-552 289-571 289-614 289-648 289-796 289-802 289-840 289-879 289-894 289-984 289-995

Beamsville · 3

289-432 289-566 289-602

Beeton · 3

289-415 289-899 289-970

Bethesda · 2

289-262 289-615

Binbrook · 7

289-286 289-287 289-424 289-522 289-568 289-743 289-756

Blackstock · 1

Bolton · 9

289-206 289-461 289-487 289-503 289-585 289-616 289-651 289-875 289-906

Bowmanville · 5

289-223 289-276 289-513 289-626 289-703

Bradford · 2

289-464 289-831

Brampton · 30

Brooklin · 3

289-227 289-645 289-704

Burlington · 28

289-208 289-230 289-245 289-266 289-288 289-293 289-313 289-337 289-348 289-419 289-427 289-598 289-635 289-636 289-707 289-714 289-741 289-745 289-787 289-798 289-812 289-816 289-828 289-861 289-938 289-962 289-977 289-983

Caledon East · 4

289-824 289-908 289-961 289-966

Caledonia · 6

289-284 289-285 289-523 289-751 289-757 289-960

Campbellville · 3

289-458 289-630 289-692

Castlemore · 3

289-324 289-749 289-916

Cayuga · 4

289-370 289-516 289-603 289-736

Claremont · 1

Clarkson · 11

289-299 289-326 289-373 289-420 289-628 289-727 289-825 289-826 289-849 289-898 289-945

Cobourg · 8

289-215 289-251 289-252 289-435 289-677 289-691 289-771 289-829

Colborne · 1

Cooksville · 19

289-232 289-261 289-327 289-360 289-374 289-421 289-444 289-454 289-497 289-521 289-565 289-633 289-722 289-724 289-777 289-785 289-805 289-883 289-951

Dundas · 8

289-238 289-345 289-446 289-494 289-517 289-737 289-753 289-858

Dunnville · 14

289-209 289-330 289-331 289-332 289-369 289-377 289-381 289-433 289-518 289-604 289-738 289-761 289-972 289-973

Fisherville · 1

Fort Erie · 8

289-250 289-303 289-320 289-321 289-322 289-476 289-599 289-762

Freelton · 3

289-609 289-679 289-693

Georgetown · 11

289-344 289-349 289-428 289-642 289-694 289-790 289-839 289-890 289-891 289-924 289-935

Gormley · 3

289-486 289-617 289-746

Grafton · 1

Grimsby · 9

289-205 289-235 289-336 289-447 289-455 289-493 289-754 289-770 289-797

Hagersville · 5

289-282 289-283 289-524 289-758 289-784

Hamilton · 71

Hampton · 1

Keswick · 2

289-528 289-575

King City · 8

289-207 289-467 289-530 289-572 289-618 289-621 289-874 289-907

Kleinburg · 5

289-202 289-216 289-531 289-586 289-873

Malton · 14

289-247 289-328 289-359 289-384 289-548 289-562 289-623 289-625 289-721 289-729 289-804 289-865 289-904 289-944

Maple · 11

289-217 289-304 289-342 289-357 289-468 289-532 289-553 289-583 289-832 289-917 289-963

Markham · 16

289-301 289-306 289-307 289-378 289-451 289-469 289-507 289-554 289-590 289-661 289-666 289-800 289-818 289-846 289-859 289-872

Milton · 14

289-270 289-350 289-409 289-412 289-429 289-627 289-655 289-670 289-728 289-851 289-862 289-878 289-930 289-971

Mount Albert · 3

289-465 289-534 289-662

Mount Hope · 8

289-280 289-281 289-425 289-491 289-525 289-759 289-791 289-866

Newcastle · 2

289-629 289-708

Newmarket · 25

289-231 289-264 289-279 289-319 289-338 289-340 289-366 289-383 289-395 289-453 289-470 289-500 289-504 289-535 289-579 289-663 289-716 289-730 289-763 289-803 289-841 289-903 289-909 289-926 289-934

Newtonville · 2

289-709 289-964

Niagara Falls · 13

289-248 289-257 289-271 289-292 289-294 289-296 289-302 289-341 289-361 289-402 289-477 289-547 289-932

Niagara-On-The-Lake · 5

289-272 289-413 289-646 289-672 289-868

Nobleton · 5

289-463 289-542 289-620 289-658 289-664

Oak Ridges · 7

289-210 289-234 289-471 289-543 289-573 289-665 289-854

Oakville · 39

Orono · 1

Oshawa · 36

Palgrave · 3

289-546 289-587 289-594

Pelham · 2

289-650 289-897

Port Colborne · 2

289-478 289-836

Port Credit · 6

289-297 289-329 289-643 289-822 289-847 289-953

Port Hope · 2

289-436 289-519

Port Perry · 6

289-225 289-354 289-485 289-653 289-713 289-912

Port Robinson · 1

Queensville · 2

289-549 289-580

Richmond Hill · 21

289-269 289-317 289-379 289-399 289-452 289-475 289-496 289-506 289-537 289-538 289-550 289-570 289-637 289-699 289-809 289-819 289-833 289-842 289-867 289-870 289-947

Ridgeway · 1

Schomberg · 4

289-318 289-557 289-574 289-592

Snelgrove · 1

South Pickering · 9

289-229 289-277 289-484 289-631 289-734 289-744 289-882 289-915 289-986

St. Catharines-Thorold · 35

Stevensville · 1

Stoney Creek · 8

289-203 289-448 289-490 289-526 289-760 289-765 289-792 289-965

Stouffville · 6

289-212 289-508 289-558 289-578 289-612 289-853

Streetsville · 17

289-290 289-305 289-334 289-375 289-457 289-540 289-652 289-719 289-726 289-814 289-848 289-896 289-914 289-957 289-997 289-998 289-999

Sutton · 3

289-559 289-576 289-871

Thornhill · 16

289-390 289-459 289-472 289-502 289-510 289-514 289-561 289-582 289-588 289-593 289-597 289-695 289-807 289-843 289-857 289-982

Tottenham · 1

Unionville · 10

289-333 289-392 289-473 289-563 289-577 289-584 289-789 289-806 289-844 289-884

Uxbridge · 6

289-394 289-564 289-581 289-595 289-640 289-852

Victoria · 2

289-955 289-967

Vineland · 2

289-567 289-605

Waterdown · 6

289-352 289-431 289-619 289-718 289-767 289-895

Welland · 9

289-347 289-414 289-449 289-480 289-488 289-673 289-820 289-821 289-823

Wellandport · 1

West Lincoln · 3

289-560 289-793 289-956

Whitby · 10

289-220 289-278 289-483 289-509 289-638 289-717 289-732 289-893 289-985 289-989

Winona · 3

289-649 289-656 289-794

Woodbridge · 13

289-236 289-256 289-268 289-371 289-393 289-474 289-536 289-589 289-596 289-622 289-641 289-657 289-845

Other area codes in Ontario

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