Exchange 548-428

Sombra, ON · ISP Telecom Inc. · OCN 4727. This is a numbering allocation fact, not subscriber identity.

Area code 548 · Sombra · ISP Telecom Inc.

Thousands ranges

548-428-0xxx · 548-428-1xxx · 548-428-2xxx · 548-428-3xxx · 548-428-4xxx · 548-428-5xxx · 548-428-6xxx · 548-428-7xxx · 548-428-8xxx · 548-428-9xxx