Area Code +1-403-(7990000...7999999) 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 : 7990000 Subscriber Number To : 7999999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : GLOBALSTAR CANADA CO 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-(7980000...7989999) next › : +1-403-(8000000...8009999) Dialling Instructions For trunk calls: 1 403 7990000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 403 7990000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7990000 ~ 7999999 (Count: 10,000) Example: +1-403-7990000 / 0111-403-7990000 (1403-7990000 / 1-403-7990000) +1-403-7990001 / 0111-403-7990001 (1403-7990001 / 1-403-7990001) +1-403-7990002 / 0111-403-7990002 (1403-7990002 / 1-403-7990002) +1-403-7990003 / 0111-403-7990003 (1403-7990003 / 1-403-7990003) +1-403-7990004 / 0111-403-7990004 (1403-7990004 / 1-403-7990004) ...+1-403-xxxxxxx / 0111-403-xxxxxxx (1403-xxxxxxx / 1-403-xxxxxxx) ...+1-403-7999995 / 0111-403-7999995 (1403-7999995 / 1-403-7999995) +1-403-7999996 / 0111-403-7999996 (1403-7999996 / 1-403-7999996) +1-403-7999997 / 0111-403-7999997 (1403-7999997 / 1-403-7999997) +1-403-7999998 / 0111-403-7999998 (1403-7999998 / 1-403-7999998) +1-403-7999999 / 0111-403-7999999 (1403-7999999 / 1-403-7999999)