Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 640 [Rate centres in NPA 640] [Dial plan for NPA 640]

NXX: 292

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
640-292 A Atlantic City NJ   321J HD CARRIER LLC 220      
640-292 0 Atlantic City NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2026-04-04   
640-292 1 Atlantic City NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2026-04-04   
640-292 2 Atlantic City NJ PSVLNJPLXKZ  321J HD CARRIER LLC 220   2026-01-19   
640-292 3 Atlantic City NJ PSVLNJPLXKZ  321J HD CARRIER LLC 220   2026-01-19   
640-292 4 Atlantic City NJ PSVLNJPLXKZ  321J HD CARRIER LLC 220   2026-01-19   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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