Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 973 [Rate centres in NPA 973] [Dial plan for NPA 973]

NXX: 496

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
973-496 A Morristown NJ NWRKNJ021KD  7142 TELEPORT COMMUNICATIONS AMERICA, LLC - NJ 224      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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