Local Calling Guide

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NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 303

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-303 A Amityville NY SYOSNYGNCM1  5562 METROPCS, INC. 132      
631-303 0 Amityville NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2017-12-14   
631-303 1 Amityville NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2018-04-16   
631-303 2 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2019-09-29   
631-303 3 Amityville NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2018-03-30   
631-303 4 Amityville NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2018-07-24   
631-303 5 Amityville NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2018-07-24   
631-303 6 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2019-09-29   
631-303 7 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2019-09-29   
631-303 8 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2019-09-29   
631-303 9 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2019-09-29   

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

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