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.

St James, NY

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
631-250 A WHPLNYGR1MD  612K CSC VOICE, LLC 132      
631-250 0 NYCMNY37UMD  321J HD CARRIER LLC 132   2014-08-01   
631-250 1 NYCMNYBXJMD  073H TELNYX LLC 132   2018-11-01   
631-250 2 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2020-05-30   
631-250 3 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2016-03-21   
631-250 4 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2016-03-21   
631-250 5 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2020-05-30   
631-250 6 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2019-04-29   
631-250 7 NYCMNYZRYMD  508J CENTURYLINK COMMUNICATIONS, LLC 132   2014-05-01   
631-250 8 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2019-04-29   
631-250 9 WHPLNYGR1MD  612K CSC VOICE, LLC 132   2013-05-31   
631-551 A GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-551 0 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-551 1 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2013-01-27   
631-551 2 NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2022-04-04   
631-551 3 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-03-29   
631-551 4 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-551 5 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2003-06-09   
631-551 6 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2025-09-27   
631-551 7 NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2009-10-05   
631-551 8 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2022-09-29   
631-551 9 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-584 A SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-584 0 SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-584 1 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2023-08-11   
631-584 2 SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-584 3 SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-584 4 SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-584 5 SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-584 6 SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-584 7 SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-584 8 SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-584 9 SMTWNYSMRP0  9104 VERIZON NEW YORK, INC. 132      
631-621 A GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-621 0 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-621 1 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-621 2 NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-04-22   
631-621 3 NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-11-22   
631-621 4 NYCMNYBXXAX  829J PAETEC ITEL, LLC 132   2005-06-23   
631-621 5 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2005-12-03   
631-621 6 WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-06-21   
631-621 7 WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-08-06   
631-621 8 WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-08-06   
631-621 9 NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-04-22   
631-686 A BTHPNYGRDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-686 0 NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2021-12-06   
631-686 1 BTHPNYGRDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-686 2 BTHPNYGRDS0  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-686 3 GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2008-01-01   
631-686 4 WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-10-09   

1 2 >>

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.