Area Code 343

Area Code 343 is in Ontario

Other Ontario Area Codes
226, 249, 289, 343, 365, 416, 437, 519, 613, 647, 705, 807, 905

Ontario Area Code Overlays
(416 and 647 and 437) - (519 and 226)
(613 and 343) - (905 and 289 and 365) - (705 and 249)


Area Code 343 History:

05/17/2010
Area code 343 was put into service. Area code 343 is an overlay of area code 613. Ten digit dialing is mandatory in area code 343.

Major cities or places in Ontario within area code 343 include:

Area codes 613 and 343 cover eastern Ontario and the Ottawa area, including the larger communities of Bancroft, Belleville, Brockville, Carleton Place, Cornwall, Kingston, Pembroke, Perth, Smith Falls and Trenton, plus many smaller communities in eastern Ontario.

Ontario Area Code Map

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