─────── § 04. NPA RECORD · 437 · FOLIO 0239 OF 0801 ──────────────
437
Area Code Record
Overlay area code introduced in 2013 to provide additional numbering resources in Toronto alongside 416 and 647.
Overlay area code introduced in 2013 to provide additional numbering resources in Toronto alongside 416 and 647.
IN SERVICEFirst record · 2011
§ 04.05Event Summary
§ 04.06
Documentary Record · 6 events
CHRONOLOGICAL ORDER
2011-09-26
NPA 437 overlay on 416/647 announced
NPA 437 to Overlay NPA 416/647 (Toronto, Canada)
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2012-09-27
NPA 437 overlay on 416/647 announced
NPA 437 to Overlay NPA 416/647 (Toronto, Canada)
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2013-01-24
NPA 437 overlay on 416/647 announced
NPA 437 to Overlay NPA 416/647 (Toronto, Canada)
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2013-03-25
Area code 437 overlay introduced on 416/647
Area code 437 was added as a second overlay to the Toronto numbering plan area on March 25, 2013, to address number exhaustion in the 416 and 647 area codes.
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2023-05-11
NPA 942 overlay on 416/437/647 announced
NPA 942 to Overlay NPA 416/437/647 (Toronto, Ontario)
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2025-04-26
Area code 942 overlay activated on 416/437/647
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