Ontario | Postal Codes | Area Codes
Area Codes in Ontario
Most populated cities in Ontario
Country Calling Code: +1
| Area Code | City | Administrative Region | Country Or Region | City Population | Timezone | Time | UTC |
|---|---|---|---|---|---|---|---|
| 416 | Toronto | Ontario | Canada | 2.6 million | Eastern Time | 3:07 PM Tue | UTC-04 |
| 450 | — | Quebec | Canada | — | Unknown Region (Montreal) Time | 3:07 PM Tue | UTC-04 |
| 519 | — | Ontario | Canada | — | Eastern Time | 3:07 PM Tue | UTC-04 |
| 613 | Ottawa | Ontario | Canada | 812,129 | Eastern Time | 3:07 PM Tue | UTC-04 |
| 705 | — | Ontario | Canada | — | Eastern Time | 3:07 PM Tue | UTC-04 |
| 780 | Edmonton | Alberta | Canada | 712,391 | Mountain Time | 1:07 PM Tue | UTC-06 |
| 807 | Thunder Bay | Ontario | Canada | 99,334 | Eastern Time | 3:07 PM Tue | UTC-04 |
| 905 | — | Ontario | Canada | — | Eastern Time | 3:07 PM Tue | UTC-04 |
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