<P> Area codes 416, 647, and 437 are telephone area codes serving the single rate centre of Toronto, Ontario, Canada . </P> <P> The incumbent local exchange carrier in the 416 / 647 / 437 territory is Bell Canada . Almost all Toronto Bell Canada landlines are in area code 416, with 647 numbers allocated disproportionately to a growing mobile telephone market and to competitive local exchange providers (such as cable and voice - over-IP gateways). Local numbers are portable, with few limited exceptions for specific services such as pocket pagers . </P>

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