Area Code +1-403-(2100000...2109999) located in Calgary, Alberta (AB), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 403 Subscriber Number From : 2100000 Subscriber Number To : 2109999 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 : TELUS COMM 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 : AB Region Name : Alberta City : Calgary Timezone : America/Edmonton Coordinated Universal Time : -07:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.0500 Longitude : -114.0600 ‹ previous : +1-403-(2090000...2099999) next › : +1-403-(2120000...2129999) Dialling Instructions For trunk calls: 1 403 2100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 403 2100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2100000 ~ 2109999 (Count: 10,000) Example: +1-403-2100000 / 0111-403-2100000 (1403-2100000 / 1-403-2100000) +1-403-2100001 / 0111-403-2100001 (1403-2100001 / 1-403-2100001) +1-403-2100002 / 0111-403-2100002 (1403-2100002 / 1-403-2100002) +1-403-2100003 / 0111-403-2100003 (1403-2100003 / 1-403-2100003) +1-403-2100004 / 0111-403-2100004 (1403-2100004 / 1-403-2100004) ...+1-403-xxxxxxx / 0111-403-xxxxxxx (1403-xxxxxxx / 1-403-xxxxxxx) ...+1-403-2109995 / 0111-403-2109995 (1403-2109995 / 1-403-2109995) +1-403-2109996 / 0111-403-2109996 (1403-2109996 / 1-403-2109996) +1-403-2109997 / 0111-403-2109997 (1403-2109997 / 1-403-2109997) +1-403-2109998 / 0111-403-2109998 (1403-2109998 / 1-403-2109998) +1-403-2109999 / 0111-403-2109999 (1403-2109999 / 1-403-2109999)