| 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 |
|---|---|---|
| 403-236 | Calgary | Landline |
| 403-327 | Lethbridge | Landline |
| 403-775 | Calgary | Landline |
| 403-922 | Calgary | Wireless |
| 403-303 | Calgary | Landline |
| 403-983 | Strathmore | Landline |
| 403-382 | Lethbridge | Landline |
| 403-761 | Saskatchewan River Crossing | Landline |
| 403-670 | Calgary | Landline |
| 403-968 | Calgary | Wireless |
| 403-850 | Calgary | Wireless |
| 403-308 | Lethbridge | Landline |
| 403-387 | Calgary | Landline |
| 403-953 | Canmore | Wireless |
| 403-229 | Calgary | Landline |
| 403-535 | Calgary | Landline |
| 403-604 | Calgary | Wireless |
| 403-501 | Brooks | Landline |
| 403-808 | Calgary | Wireless |
| 403-662 | Calgary | Landline |