Local Calling Guide

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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-530 5 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2016-12-10   
631-530 6 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2016-12-10   
631-530 7 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2016-12-10   
631-530 8 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2016-12-10   
631-530 9 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2016-01-08   
631-531 A Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-531 0 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-531 1 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-531 2 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132   2005-06-11   
631-531 5 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-531 6 Farmingdale NY FRDLNYFMRP0  9104 VERIZON NEW YORK, INC. 132      
631-532 A Amityville NY NYCMNYBXX8X  829J PAETEC ITEL, LLC 132      
631-532 0 Amityville NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2005-06-28   
631-532 1 Amityville NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2005-06-28   
631-532 2 Amityville NY NYCMNYBXX8X  829J PAETEC ITEL, LLC 132      
631-532 3 Amityville NY NYCMNYBXX8X  829J PAETEC ITEL, LLC 132      
631-532 4 Amityville NY NYCMNYBXX8X  829J PAETEC ITEL, LLC 132      
631-532 5 Amityville NY WHPLNYGR1MD  612K CSC VOICE, LLC 132   2006-03-25   
631-532 6 Amityville NY WHPLNYGR1MD  612K CSC VOICE, LLC 132   2007-10-12   
631-532 7 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2007-10-07   
631-532 8 Amityville NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2007-09-09   
631-532 9 Amityville NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2009-05-10   
631-533 A Central Islip NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-533 0 Central Islip NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-03-21   
631-533 1 Central Islip NY NYCLNYHDDS0  892E RINGSQUARED TELECOM LLC 132   2009-07-27   
631-533 2 Central Islip NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-08-13   
631-533 3 Central Islip NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-03-06   
631-533 4 Central Islip NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-10-21   
631-533 5 Central Islip NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2011-05-28   
631-533 6 Central Islip NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-08-02   
631-533 7 Central Islip NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2009-03-26   
631-533 8 Central Islip NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2009-03-26   
631-533 9 Central Islip NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2010-11-20   
631-534 A Cold Spring Harbor NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-534 0 Cold Spring Harbor NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-534 1 Cold Spring Harbor NY NYCMNYBXJMD  073H TELNYX LLC 132   2026-02-27   
631-534 2 Cold Spring Harbor NY   1215 CORETEL NEW YORK, INC. - NY 132   2019-05-22   
631-534 3 Cold Spring Harbor NY NYCMNYZR32Z  490J BOOST SUBSCRIBERCO L.L.C. 132   2023-09-22   
631-534 4 Cold Spring Harbor NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-534 7 Cold Spring Harbor NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2010-08-02   
631-534 9 Cold Spring Harbor NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-535 A Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      
631-535 0 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2012-10-28   
631-535 1 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2012-10-28   
631-535 2 Port Jefferson NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2025-12-14   
631-535 3 Port Jefferson NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2026-02-08   
631-535 4 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2012-10-28   
631-535 5 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2012-10-28   
631-535 6 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2012-10-28   
631-535 7 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2012-10-28   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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