| 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 |
|---|---|---|
| 403-933 | Turner Valley | Landline |
| 403-952 | Medicine Hat | Wireless |
| 403-434 | Lake Louise | Wireless |
| 403-256 | Calgary | Landline |
| 403-739 | Enchant | Landline |
| 403-525 | Medicine Hat | Landline |
| 403-709 | Cochrane | Landline |
| 403-680 | Calgary | Wireless |
| 403-460 | Calgary | Landline |
| 403-721 | Nordegg | Landline |
| 403-507 | Olds | Landline |
| 403-744 | Calgary | Landline |
| 403-692 | Calgary | Landline |
| 403-464 | Calgary | Wireless |
| 403-614 | Calgary | Wireless |
| 403-663 | Calgary | Landline |
| 403-438 | Olds | Wireless |
| 403-819 | Calgary | Wireless |
| 403-226 | Calgary | Landline |
| 403-435 | Hanna | Wireless |