Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 609 [Rate centres in NPA 609] [Dial plan for NPA 609]

NXX: 574

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
609-574 A Pennington NJ CMDNNJCE18Z  7310 TELEPORT COMMUNICATIONS AMERICA, LLC - NJ 222   2024-04-14   
609-574 0 Pennington NJ   637C ONVOY, LLC - NJ 222   2024-04-15   
609-574 1 Pennington NJ   637C ONVOY, LLC - NJ 222   2024-07-08   
609-574 4 Pennington NJ   7310 TELEPORT COMMUNICATIONS AMERICA, LLC - NJ 222   2024-04-14   
609-574 5 Pennington NJ   7310 TELEPORT COMMUNICATIONS AMERICA, LLC - NJ 222   2024-04-14   
609-574 6 Pennington NJ   7310 TELEPORT COMMUNICATIONS AMERICA, LLC - NJ 222   2024-04-14   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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