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: 730

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
973-730 A Morristown NJ   6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224   2025-10-20   
973-730 2 Morristown NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2026-03-09   
973-730 3 Morristown NJ   321J HD CARRIER LLC 224   2025-12-11   
973-730 4 Morristown NJ   321J HD CARRIER LLC 224   2025-12-11   
973-730 5 Morristown NJ   321J HD CARRIER LLC 224   2025-12-11   
973-730 6 Morristown NJ   321J HD CARRIER LLC 224   2025-12-11   
973-730 7 Morristown NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2026-03-09   
973-730 8 Morristown NJ   637C ONVOY, LLC - NJ 224   2026-02-07   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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