| 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 |
|---|---|---|
| 403-416 | Taber | Landline |
| 403-596 | Red Deer | Landline |
| 403-813 | Calgary | Wireless |
| 403-913 | Ponoka | Wireless |
| 403-412 | Three Hills | Wireless |
| 403-644 | Standard | Landline |
| 403-300 | Calgary | Landline |
| 403-268 | Calgary | Landline |
| 403-925 | Brooks | Wireless |
| 403-773 | Elnora | Landline |
| 403-522 | Lake Louise | Landline |
| 403-729 | Leslieville | Landline |
| 403-273 | Calgary | Landline |
| 403-805 | Calgary | Wireless |
| 403-980 | Airdrie | Landline |
| 403-894 | Lethbridge | Wireless |
| 403-378 | Duchess | Landline |
| 403-945 | Airdrie | Landline |
| 403-550 | Red Deer | Wireless |
| 403-212 | Calgary | Landline |