Markham, ON Area Codes
Markham is served by area codes 289 and 905. It is in Ontario.
| Field | Value |
|---|---|
| Area code(s) | 289, 905 |
| State / province | Ontario |
| ZIP codes | — |
| Time zone | Eastern |
| Coordinates | 43.8668, -79.2663 |
What area code is Markham in?
Nearby towns and their area codes
Pickering 289, 905Richmond Hill 289, 905Ajax 289, 905Toronto 416, 437, 647Newmarket 289, 905Uxbridge 289, 905Oshawa 289, 365, 905Brampton 289, 905
How to dial
Dial 289 + 7 digits for a number in Markham, or +1 289 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.