Active Prefixes in Area Code 437
Prefix | Primary City | Phone Type | Company |
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Area Code 437 Introduction
Area Code: | 437 |
Country: | Canada |
State/Province: | Ontario |
Major City: | Toronto |
Time Zone: | Eastern |
About 437 : | |
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. |