Hamilton, ON Area Codes
Hamilton is served by area codes 289, 365 and 905. It is in Ontario.
| Field | Value |
|---|---|
| Area code(s) | 289, 365, 905 |
| State / province | Ontario |
| ZIP codes | — |
| Time zone | Eastern |
| Coordinates | 43.2501, -79.8496 |
What area code is Hamilton in?
Nearby towns and their area codes
Ancaster 289, 416, 519, 613, 705, 8Burlington 289, 905Oakville 289, 905Milton 289, 905Brantford 226, 519Paris 226, 519Guelph 226, 519Brampton 289, 905
How to dial
Dial 289 + 7 digits for a number in Hamilton, or +1 289 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.