Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 646 [Rate centres in NPA 646] [Dial plan for NPA 646]

NXX: 624

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
646-624 A New York City Zone 01 NY NYCMNYAACMM  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132      
646-624 0 New York City Zone 01 NY   384C ONVOY, LLC- NY 132   2025-06-30   
646-624 1 New York City Zone 01 NY NYCMNYAACMM  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2005-07-04   
646-624 2 New York City Zone 01 NY   829J PAETEC ITEL, LLC 132   2005-06-02   
646-624 3 New York City Zone 01 NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2024-12-01   
646-624 4 New York City Zone 01 NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2024-12-01   
646-624 5 New York City Zone 01 NY NYCMNY54DS1  7140 TC SYSTEMS, INC. - NY 132   2009-10-09   
646-624 6 New York City Zone 01 NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2024-12-01   
646-624 7 New York City Zone 01 NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2024-12-01   
646-624 8 New York City Zone 01 NY   384C ONVOY, LLC- NY 132   2025-06-30   
646-624 9 New York City Zone 01 NY NYCMNYAACMM  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2006-06-18   

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

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