343 area code is the telephone area code of the North American Numbering Plan (NANP) for Ottawa and surrounding areas of Eastern Ontario, Canada. The area code was created in 2010.
| Area Code | 343 |
|---|---|
| Major City | Ottawa |
| Service Date | 05/17/2010 |
| Time Zone | Eastern |
| Overlay Complex | 343/613/753 |
| Location | Ontario (ON) |
| Country | Canada |
Some of the cities served by area code 343 include Ottawa, Vankleek Hill, Brighton, Northbrook, Jockvale and more.
| Area code | Place | Province |
|---|---|---|
| 343 | Addison | Ontario |
| 343 | Akwesasne | Ontario |
| 343 | Alexandria | Ontario |
| 343 | Alfred | Ontario |
| 343 | Almonte | Ontario |
| 343 | Ameliasburg | Ontario |
| 343 | Amherstview | Ontario |
| 343 | Apple Hill | Ontario |
| 343 | Arden | Ontario |
| 343 | Ardoch | Ontario |
| 343 | Arnprior | Ontario |
| 343 | Ashton | Ontario |
| 343 | Astra | Ontario |
| 343 | Athens | Ontario |
| 343 | Avonmore | Ontario |
| 343 | Bainsville | Ontario |
| 343 | Balderson | Ontario |
| 343 | Bancroft | Ontario |
| 343 | Barrys Bay | Ontario |
| 343 | Batawa | Ontario |
| 343 | Bath | Ontario |
| 343 | Battersea | Ontario |
| 343 | Beachburg | Ontario |
| 343 | Belleville | Ontario |
| 343 | Berwick | Ontario |
| 343 | Bissett Creek | Ontario |
| 343 | Bloomfield | Ontario |
| 343 | Boulter | Ontario |
| 343 | Bourget | Ontario |
| 343 | Braeside | Ontario |
| 343 | Brighton | Ontario |
| 343 | Brinston | Ontario |
| 343 | Brockville | Ontario |
| 343 | Burnstown | Ontario |
| 343 | Burritts Rapids | Ontario |
| 343 | Calabogie | Ontario |
| 343 | Camden East | Ontario |
| 343 | Cannifton | Ontario |
| 343 | Cardiff | Ontario |
| 343 | Cardinal | Ontario |
| 343 | Carleton Place | Ontario |
| 343 | Carlsbad Springs | Ontario |
| 343 | Carp | Ontario |
| 343 | Carrying Place | Ontario |
| 343 | Casselman | Ontario |
| 343 | Centreville | Ontario |
| 343 | Chalk River | Ontario |
| 343 | Cherry Valley | Ontario |
| 343 | Chesterville | Ontario |
| 343 | Chute A Blondeau | Ontario |
| 343 | Clarence Creek | Ontario |
| 343 | Clarendon Station | Ontario |
| 343 | Clayton | Ontario |
| 343 | Cloyne | Ontario |
| 343 | Cobden | Ontario |
| 343 | Codrington | Ontario |
| 343 | Coe Hill | Ontario |
| 343 | Combermere | Ontario |
| 343 | Consecon | Ontario |
| 343 | Corbyville | Ontario |
| 343 | Cormac | Ontario |
| 343 | Cornwall | Ontario |
| 343 | Crysler | Ontario |
| 343 | Cumberland | Ontario |
| 343 | Curran | Ontario |
| 343 | Dacre | Ontario |
| 343 | Dalkeith | Ontario |
| 343 | Deep River | Ontario |
| 343 | Delta | Ontario |
| 343 | Demorestville | Ontario |
| 343 | Denbigh | Ontario |
| 343 | Deseronto | Ontario |
| 343 | Douglas | Ontario |
| 343 | Dunrobin | Ontario |
| 343 | Dunvegan | Ontario |
| 343 | Edwards | Ontario |
| 343 | Eganville | Ontario |
| 343 | Eldorado | Ontario |
| 343 | Elgin | Ontario |
| 343 | Elginburg | Ontario |
| 343 | Elizabethtown | Ontario |
| 343 | Embrun | Ontario |
| 343 | Enterprise | Ontario |
| 343 | Erinsville | Ontario |
| 343 | Finch | Ontario |
| 343 | Fitzroy Harbour | Ontario |
| 343 | Flinton | Ontario |
| 343 | Foresters Falls | Ontario |
| 343 | Fournier | Ontario |
| 343 | Foxboro | Ontario |
| 343 | Foymount | Ontario |
| 343 | Frankford | Ontario |
| 343 | Frankville | Ontario |
| 343 | Gananoque | Ontario |
| 343 | Gilmour | Ontario |
| 343 | Glen Robertson | Ontario |
| 343 | Glenburnie | Ontario |
| 343 | Gloucester | Ontario |
| 343 | Godfrey | Ontario |
| 343 | Golden Lake | Ontario |
| 343 | Graham | Ontario |
| 343 | Greely | Ontario |
| 343 | Green Valley | Ontario |
| 343 | Griffith | Ontario |
| 343 | Haley Station | Ontario |
| 343 | Hammond | Ontario |
| 343 | Harrowsmith | Ontario |
| 343 | Hartington | Ontario |
| 343 | Hawkesbury | Ontario |
| 343 | Hillier | Ontario |
| 343 | Ingleside | Ontario |
| 343 | Inkerman | Ontario |
| 343 | Inverary | Ontario |
| 343 | Iroquois | Ontario |
| 343 | Jasper | Ontario |
| 343 | Joyceville | Ontario |
| 343 | Kaladar | Ontario |
| 343 | Kanata | Ontario |
| 343 | Kars | Ontario |
| 343 | Kemptville | Ontario |
| 343 | Kenmore | Ontario |
| 343 | Killaloe | Ontario |
| 343 | Kinburn | Ontario |
| 343 | Kingston | Ontario |
| 343 | L'Amable | Ontario |
| 343 | L'Orignal | Ontario |
| 343 | Lake St Peter | Ontario |
| 343 | Lanark | Ontario |
| 343 | Lancaster | Ontario |
| 343 | Lansdowne | Ontario |
| 343 | Lefaivre | Ontario |
| 343 | Limoges | Ontario |
| 343 | Lombardy | Ontario |
| 343 | Long Sault | Ontario |
| 343 | Lunenburg | Ontario |
| 343 | Lyn | Ontario |
| 343 | Lyndhurst | Ontario |
| 343 | Maberly | Ontario |
| 343 | Mackey | Ontario |
| 343 | Madawaska | Ontario |
| 343 | Madoc | Ontario |
| 343 | Maitland | Ontario |
| 343 | Mallorytown | Ontario |
| 343 | Manotick | Ontario |
| 343 | Maple Leaf | Ontario |
| 343 | Marlbank | Ontario |
| 343 | Marmora | Ontario |
| 343 | Martintown | Ontario |
| 343 | Marysville | Ontario |
| 343 | Maxville | Ontario |
| 343 | Maynooth | Ontario |
| 343 | McArthurs Mills | Ontario |
| 343 | McDonalds Corners | Ontario |
| 343 | Merrickville | Ontario |
| 343 | Metcalfe | Ontario |
| 343 | Milford | Ontario |
| 343 | Mississippi Station | Ontario |
| 343 | Monkland | Ontario |
| 343 | Moose Creek | Ontario |
| 343 | Morewood | Ontario |
| 343 | Morrisburg | Ontario |
| 343 | Mountain | Ontario |
| 343 | Mountain Grove | Ontario |
| 343 | Munster | Ontario |
| 343 | Napanee | Ontario |
| 343 | Navan | Ontario |
| 343 | Nepean | Ontario |
| 343 | Newboro | Ontario |
| 343 | Newburgh | Ontario |
| 343 | Newington | Ontario |
| 343 | North Augusta | Ontario |
| 343 | North Gower | Ontario |
| 343 | North Lancaster | Ontario |
| 343 | Northbrook | Ontario |
| 343 | Odessa | Ontario |
| 343 | Ompah | Ontario |
| 343 | Orleans | Ontario |
| 343 | Osgoode | Ontario |
| 343 | Ottawa | Ontario |
| 343 | Oxford Mills | Ontario |
| 343 | Oxford Station | Ontario |
| 343 | Pakenham | Ontario |
| 343 | Palmer Rapids | Ontario |
| 343 | Parham | Ontario |
| 343 | Pembroke | Ontario |
| 343 | Perth | Ontario |
| 343 | Perth Road | Ontario |
| 343 | Petawawa | Ontario |
| 343 | Picton | Ontario |
| 343 | Plainfield | Ontario |
| 343 | Plantagenet | Ontario |
| 343 | Plevna | Ontario |
| 343 | Portland | Ontario |
| 343 | Prescott | Ontario |
| 343 | Quadeville | Ontario |
| 343 | Quinte West | Ontario |
| 343 | Ramsayville | Ontario |
| 343 | Renfrew | Ontario |
| 343 | Richmond | Ontario |
| 343 | Rideau Ferry | Ontario |
| 343 | Roblin | Ontario |
| 343 | Rockcliffe | Ontario |
| 343 | Rockland | Ontario |
| 343 | Rockport | Ontario |
| 343 | Rolphton | Ontario |
| 343 | Roslin | Ontario |
| 343 | Round Lake Centre | Ontario |
| 343 | Russell | Ontario |
| 343 | Saint-Pascal-Baylon | Ontario |
| 343 | Sarsfield | Ontario |
| 343 | Seeleys Bay | Ontario |
| 343 | Selby | Ontario |
| 343 | Shannonville | Ontario |
| 343 | Sharbot Lake | Ontario |
| 343 | Smiths Falls | Ontario |
| 343 | Snow Road Station | Ontario |
| 343 | South Lancaster | Ontario |
| 343 | South Mountain | Ontario |
| 343 | Spencerville | Ontario |
| 343 | Springbrook | Ontario |
| 343 | St Albert | Ontario |
| 343 | St Andrews West | Ontario |
| 343 | St Bernardin | Ontario |
| 343 | St Eugene | Ontario |
| 343 | St Isidore | Ontario |
| 343 | Ste Anne De Prescott | Ontario |
| 343 | Stella | Ontario |
| 343 | Stirling | Ontario |
| 343 | Stittsville | Ontario |
| 343 | Stonecliffe | Ontario |
| 343 | Summerstown | Ontario |
| 343 | Sydenham | Ontario |
| 343 | Tamworth | Ontario |
| 343 | Thomasburg | Ontario |
| 343 | Tichborne | Ontario |
| 343 | Toledo | Ontario |
| 343 | Trenton | Ontario |
| 343 | Tweed | Ontario |
| 343 | Upper Canada Village | Ontario |
| 343 | Vanier | Ontario |
| 343 | Vankleek Hill | Ontario |
| 343 | Vars | Ontario |
| 343 | Vernon | Ontario |
| 343 | Verona | Ontario |
| 343 | Wellington | Ontario |
| 343 | Wendover | Ontario |
| 343 | Westbrook | Ontario |
| 343 | Westmeath | Ontario |
| 343 | Westport | Ontario |
| 343 | White Lake | Ontario |
| 343 | Whitney | Ontario |
| 343 | Williamsburg | Ontario |
| 343 | Williamstown | Ontario |
| 343 | Wilno | Ontario |
| 343 | Winchester | Ontario |
| 343 | Winchester Springs | Ontario |
| 343 | Wolfe Island | Ontario |
| 343 | Woodlawn | Ontario |
| 343 | Wooler | Ontario |
| 343 | Yarker | Ontario |