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: 821

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
973-821 A South Orange NJ NWRKNJ41DS0  7134 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ 224      
973-821 0 South Orange NJ   637C ONVOY, LLC - NJ 224   2021-03-12   
973-821 1 South Orange NJ   3639 MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ 224   2002-04-08   
973-821 2 South Orange NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2025-01-06   
973-821 3 South Orange NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2005-03-17   
973-821 4 South Orange NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2003-08-26   
973-821 5 South Orange NJ   612K CSC VOICE, LLC 224   2006-10-12   
973-821 6 South Orange NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-12   
973-821 7 South Orange NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2005-03-17   
973-821 8 South Orange NJ   264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 224   2013-04-26   
973-821 9 South Orange NJ   7134 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ 224      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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