Area Code +1-548-(8100000...8109999) located in London, Ontario (ON), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 548 Subscriber Number From : 8100000 Subscriber Number To : 8109999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : ALLSTREAM INC. Click here to buy Canada Area Code Database Other Information Language Code : en (English) Country Number : 124 (Canada) Country Code : CA (Canada) Region Code : ON Region Name : Ontario City : London Timezone : America/Toronto Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 42.9800 Longitude : -81.2500 ‹ previous : +1-548-(8000000...8009999) next › : +1-548-(8820000...8829999) Dialling Instructions For trunk calls: 1 548 8100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 548 8100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8100000 ~ 8109999 (Count: 10,000) Example: +1-548-8100000 / 0111-548-8100000 (1548-8100000 / 1-548-8100000) +1-548-8100001 / 0111-548-8100001 (1548-8100001 / 1-548-8100001) +1-548-8100002 / 0111-548-8100002 (1548-8100002 / 1-548-8100002) +1-548-8100003 / 0111-548-8100003 (1548-8100003 / 1-548-8100003) +1-548-8100004 / 0111-548-8100004 (1548-8100004 / 1-548-8100004) ...+1-548-xxxxxxx / 0111-548-xxxxxxx (1548-xxxxxxx / 1-548-xxxxxxx) ...+1-548-8109995 / 0111-548-8109995 (1548-8109995 / 1-548-8109995) +1-548-8109996 / 0111-548-8109996 (1548-8109996 / 1-548-8109996) +1-548-8109997 / 0111-548-8109997 (1548-8109997 / 1-548-8109997) +1-548-8109998 / 0111-548-8109998 (1548-8109998 / 1-548-8109998) +1-548-8109999 / 0111-548-8109999 (1548-8109999 / 1-548-8109999)