Local Calling Guide

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

NXX: 533

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
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   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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