Exchange 437-294

Toronto, ON · Zayo Canada Inc. · OCN 8304. This is a numbering allocation fact, not subscriber identity.

Area code 437 · Toronto · Zayo Canada Inc.

Thousands ranges

437-294-0xxx · 437-294-1xxx · 437-294-2xxx · 437-294-3xxx · 437-294-4xxx · 437-294-5xxx · 437-294-6xxx · 437-294-7xxx · 437-294-8xxx · 437-294-9xxx