| District of Alberta area codes: 403 | |
|---|---|
| Country | Canada |
| State/Province | Alberta |
| Major City | Sibbald |
| Time Zone | Mountain |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 403-200 | Calgary, AB | Telus Mobility | |
| 403-201 | Calgary, AB | Telus | |
| 403-202 | Calgary, AB | Telus | |
| 403-203 | Calgary, AB | Telus | |
| 403-204 | Calgary, AB | Telus | |
| 403-205 | Calgary, AB | Telus | |
| 403-206 | Calgary, AB | Telus | |
| 403-207 | Calgary, AB | Telus | |
| 403-208 | Calgary, AB | Telus | |
| 403-209 | Calgary, AB | Telus | |
| 403-210 | Calgary, AB | Telus | |
| 403-212 | Calgary, AB | Telus | |
| 403-213 | Calgary, AB | Telus | |
| 403-214 | Calgary, AB | Telus | |
| 403-215 | Calgary, AB | Telus | |
| 403-216 | Calgary, AB | Telus | |
| 403-217 | Calgary, AB | Telus | |
| 403-218 | Calgary, AB | Telus | |
| 403-219 | Calgary, AB | Telus | |
| 403-220 | Calgary, AB | Telus |
There are 781 prefixes, In the code area, the major cities are Milo, AB;Sibbald, AB;Eckville, AB;High River, AB;N. The major city is Milo.