Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Central Islip, NY

<< 1 2 3 4 5 6 7 8 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
631-761 1 HCVLNYAHDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-761 2 HCVLNYAHDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-761 3 HCVLNYAHDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-761 4 HCVLNYAHDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-761 5 WHPLNYGR1MD  612K CSC VOICE, LLC 132      
631-761 6 WHPLNYGR1MD  612K CSC VOICE, LLC 132      
631-761 7 HCVLNYAHDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-761 8 HCVLNYAHDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-761 9 HCVLNYAHDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-778 A GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-778 0 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-778 1 SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2015-10-13   
631-778 3 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-778 4 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-778 5 SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2015-09-16   
631-778 6 WHPLNYGR1MD  612K CSC VOICE, LLC 132   2012-10-14   
631-778 7 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-11-16   
631-778 8 NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2004-12-17   
631-778 9 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-784 A NYCNNYYBDS0  7140 TC SYSTEMS, INC. - NY 132      
631-784 0 NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-04-21   
631-784 1 NYCNNYYBDS0  7140 TC SYSTEMS, INC. - NY 132      
631-784 2 NYCNNYYBDS0  7140 TC SYSTEMS, INC. - NY 132      
631-784 3 NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2015-08-01   
631-784 4 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2007-11-01   
631-784 5 SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2015-09-16   
631-784 6 NYCMNYBXJMD  073H TELNYX LLC 132   2020-10-17   
631-784 7 NYCNNYYBDS0  7140 TC SYSTEMS, INC. - NY 132      
631-784 8   515J IP HORIZON LLC 132   2015-03-25   
631-784 9 NYCNNYYBDS0  7140 TC SYSTEMS, INC. - NY 132      
631-787 A HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 0 HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 1 HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 2 NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2004-09-10   
631-787 3 HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 4 SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2015-09-16   
631-787 5 HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 6 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2007-04-20   
631-787 7 NYCMNYBXX2X  829J PAETEC ITEL, LLC 132   2008-02-22   
631-787 8 NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2005-03-18   
631-787 9 SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2015-06-21   
631-822 A NYCMNYBXXAX  829J PAETEC ITEL, LLC 132      
631-822 0 NYCMNYBX3MD  473G TELENGY L.L.C. - NY 132   2013-02-23   
631-822 1 NYCMNYBXXAX  829J PAETEC ITEL, LLC 132      
631-822 2 NYCMNYBXXAX  829J PAETEC ITEL, LLC 132      
631-822 3 NYCMNYBXXAX  829J PAETEC ITEL, LLC 132      
631-822 4 NYCMNYBXXAX  829J PAETEC ITEL, LLC 132      
631-822 5 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2005-10-16   
631-822 6 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2005-10-16   
631-822 7 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2005-10-16   

<< 1 2 3 4 5 6 7 8 >>

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.