Area code 437 was first put in service March 25, 2013. Currently, the largest city it serves is Toronto, ON, and it overlaps coverage areas with area codes 416 and 647.
Toronto
| PREFIX | COUNTY | CITY | CARRIER | TYPE |
|---|---|---|---|---|
| 437-220 | Toronto | |||
| 437-222 | Toronto | Toronto | ||
| 437-266 | Toronto | Toronto | ||
| 437-333 | Toronto | |||
| 437-344 | Toronto | |||
| 437-345 | Toronto | Toronto | ||
| 437-346 | Toronto | |||
| 437-347 | Toronto | |||
| 437-348 | Toronto | |||
| 437-349 | Toronto | |||
| 437-350 | Toronto | |||
| 437-351 | Toronto | |||
| 437-352 | Toronto | |||
| 437-353 | Toronto | |||
| 437-370 | Toronto | |||
| 437-371 | Toronto | |||
| 437-372 | Toronto | |||
| 437-400 | Toronto | |||
| 437-401 | Toronto | |||
| 437-402 | Toronto | |||
| 437-403 | Toronto | |||
| 437-404 | Toronto | |||
| 437-405 | Toronto | |||
| 437-406 | Toronto | |||
| 437-407 | Toronto | |||
| 437-408 | Toronto | |||
| 437-409 | Toronto | |||
| 437-537 | Toronto | |||
| 437-540 | Toronto | Toronto | ||
| 437-580 | Toronto | Toronto | ||
| 437-588 | Toronto | Toronto | ||
| 437-770 | Toronto | |||
| 437-773 | Toronto | |||
| 437-775 | Toronto | |||
| 437-776 | Toronto | |||
| 437-777 | Toronto | |||
| 437-778 | Toronto | |||
| 437-779 | Toronto | |||
| 437-800 | Toronto | Toronto | ||
| 437-826 | Toronto | |||
| 437-828 | Toronto | |||
| 437-836 | Toronto | Toronto | ||
| 437-886 | Toronto | Toronto | ||
| 437-887 | Toronto | Toronto | ||
| 437-888 | Toronto | Toronto | ||
| 437-889 | Toronto | Toronto | ||
| 437-983 | Toronto | |||
| 437-987 | Toronto | |||
| 437-999 | Toronto |
| Phone Number 437-887-2659 |
USAGE Landline |
City Toronto |
Operate Read more about who called from 4378872659 |
Update Time Oct-17-2024 |
| Phone Number 437-826-0922 |
USAGE Landline |
City Toronto |
Operate Read more about who called from 4378260922 |
Update Time Oct-17-2024 |
| Phone Number 437-240-8354 |
USAGE Landline |
City Toronto |
Operate Read more about who called from 4372408354 |
Update Time Oct-17-2024 |
| Phone Number 437-552-7765 |
USAGE Landline |
City Toronto |
Operate Read more about who called from 4375527765 |
Update Time Oct-16-2024 |
| Phone Number 437-875-3615 |
USAGE Landline |
City Toronto |
Operate Read more about who called from 4378753615 |
Update Time Oct-16-2024 |
| Phone Number 437-370-1675 |
USAGE Landline |
City Toronto |
Operate Read more about who called from 4373701675 |
Update Time Oct-16-2024 |
| Phone Number 437-879-9481 |
USAGE Landline |
City Toronto |
Operate Read more about who called from 4378799481 |
Update Time Oct-16-2024 |
| Phone Number 437-221-8098 |
USAGE Landline |
City Toronto |
Operate Read more about who called from 4372218098 |
Update Time Oct-16-2024 |
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