At present, the Canadian province of British Columbia makes use of 3 space codes: 604, 250 and 778. Space codes 604 and 250 serve the Vancouver space (together with cities resembling Burnaby, Coquitlam, Surrey, and so on) and the remainder of the province respectively, whereas 778 overlays each space codes, subsequently serving the entire province.
A brand new space code 236 is scheduled to develop into energetic on June 1, 2013. The brand new space code may also cowl the entire BC territory, overlaying all 3 current space codes (604, 250 and 778). Since 10 digit dialing is already obligatory on this space, no modifications will happen in how folks dial cellphone calls.
See official announcement (PDF doc).
Go to area code 236 web page for a listing of cities served, map and different data.