Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 859

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-859 A Islip NY BYSHNYBYRP0  9104 VERIZON NEW YORK, INC. 132      
631-859 0 Islip NY BYSHNYBYRP0  9104 VERIZON NEW YORK, INC. 132      
631-859 1 Islip NY BYSHNYBYRP0  9104 VERIZON NEW YORK, INC. 132      
631-859 3 Islip NY BYSHNYBYRP0  9104 VERIZON NEW YORK, INC. 132      
631-859 4 Islip NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2021-03-01   
631-859 6 Islip NY   829J PAETEC ITEL, LLC 132   2011-11-10   
631-859 7 Islip NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2018-04-19   
631-859 8 Islip NY BYSHNYBYRP0  9104 VERIZON NEW YORK, INC. 132      
631-859 9 Islip NY   145J TERRA NOVA TELECOM INC. 132   2025-04-09   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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