Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 873 [Rate centres in NPA 873] [Dial plan for NPA 873]

NXX: 473

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
873-473 A Amos QC VLDRPQGV1MD  4727 ISP TELECOM, INC. 888 823913    

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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