| General Information about Area Code 403 | |
|---|---|
| Country | Canada |
| State / Province / Territory | Alberta |
| Major City | Calgary |
| Time Zone | Mountain (UTC-07:00) |
| Prefix | Primary City | Phone Type |
|---|---|---|
| 403-912 | Airdrie | Landline |
| 403-896 | Red Deer | Wireless |
| 403-286 | Calgary | Landline |
| 403-494 | Drumheller | Wireless |
| 403-228 | Calgary | Landline |
| 403-840 | Cochrane | Landline |
| 403-586 | Olds | Wireless |
| 403-643 | Carmangay | Landline |
| 403-998 | Calgary | Wireless |
| 403-380 | Lethbridge | Landline |
| 403-700 | Calgary | Wireless |
| 403-365 | Calgary | Landline |
| 403-454 | Calgary | Landline |
| 403-333 | Calgary | Wireless |
| 403-594 | Medicine Hat | Landline |
| 403-996 | Banff | Wireless |
| 403-946 | Crossfield | Landline |
| 403-882 | Castor | Landline |
| 403-447 | Consort | Wireless |
| 403-399 | Calgary | Wireless |