| 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 |
|---|---|---|
| 403-828 | Calgary | Wireless |
| 403-854 | Hanna | Landline |
| 403-491 | Milk River | Wireless |
| 403-254 | Calgary | Landline |
| 403-754 | Red Deer | Landline |
| 403-759 | Magrath | Landline |
| 403-755 | Red Deer | Landline |
| 403-622 | Vauxhall | Wireless |
| 403-898 | Jenner | Landline |
| 403-821 | Drumheller | Landline |
| 403-797 | Calgary | Wireless |
| 403-627 | Port Perry | Landline |
| 403-343 | Red Deer | Landline |
| 403-710 | Calgary | Wireless |
| 403-589 | Calgary | Wireless |
| 403-772 | Morrin | Landline |
| 403-328 | Lethbridge | Landline |
| 403-339 | Port Perry | Wireless |
| 403-689 | Calgary | Wireless |
| 403-384 | Calgary | Landline |