Area Code 905

Area code 905 was first put in service October 4, 1993. In 2001, area code 289 was created as an overlay to area code 905. In 2013, area code 365 was created as an overlay to area code 905. Currently, the largest city it serves is Hamilton, ON, and it overlaps coverage areas with area codes 289 and 365.

Area Code 905 History

Following cities also use area code 905:

Ajax-Pickering, Ancaster, Aurora, Beamsville, Beeton, Bethesda, Binbrook, Blackstock, Bolton, Bowmanville, Bradford, Brampton, Brooklin, Burlington, Caledon East, Caledonia, Campbellville, Castlemore, Castleton, Cayuga, Claremont, Clarkson, Cobourg, Colborne, Cold Springs, Cooksville, Dundas, Dunnville, Fisherville, Fort Erie, Freelton, Garden Hill, Georgetown, Gormley, Grafton, Grimsby, Hagersville, Hamilton, Hampton, Keswick, King City, Kleinburg, Malton, Maple, Markham, Milton, Mount Albert, Mount Hope, Newcastle, Newmarket, Newtonville, Niagara Falls, Niagara-On-The-Lake, Nobleton, Oak Ridges, Oakville, Orono, Oshawa, Palgrave, Pelham, Port Colborne, Port Credit, Port Hope, Port Perry, Port Robinson, Queensville, Richmond Hill, Ridgeway, Roseneath, Schomberg, Selkirk, Snelgrove, South Pickering, St. Catharines-Thorold, Stevensville, Stoney Creek, Stouffville, Streetsville, Sutton, Thornhill, Tottenham, Unionville, Uxbridge, Victoria, Vineland, Wainfleet, Waterdown, Welcome, Welland, Wellandport, West Lincoln, Whitby, Winona, Woodbridge.

ZIP codes in Area Code 905: