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: 341

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-341 A Yaphank NY YPHNNYYADS0  9104 VERIZON NEW YORK, INC. 132      
631-341 0 Yaphank NY   384C ONVOY, LLC- NY 132   2019-04-29   
631-341 1 Yaphank NY   9104 VERIZON NEW YORK, INC. 132      
631-341 2 Yaphank NY   9104 VERIZON NEW YORK, INC. 132      
631-341 3 Yaphank NY   515J IP HORIZON LLC 132   2024-09-20   
631-341 4 Yaphank NY   624H ONVOY SPECTRUM, LLC 132   2021-04-18   
631-341 5 Yaphank NY   321J HD CARRIER LLC 132   2014-08-02   
631-341 6 Yaphank NY   9104 VERIZON NEW YORK, INC. 132      
631-341 7 Yaphank NY   508J CENTURYLINK COMMUNICATIONS, LLC 132   2014-05-01   
631-341 8 Yaphank NY   9104 VERIZON NEW YORK, INC. 132      
631-341 9 Yaphank NY   9104 VERIZON NEW YORK, INC. 132      

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

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