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.

Cataumet, MA

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
508-296 A   829J PAETEC ITEL, LLC 128      
508-296 0   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
508-296 1   829J PAETEC ITEL, LLC 128   2005-01-20   
508-296 3   316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
508-296 4   990E BANDWIDTH.COM CLEC, LLC - MA 128   2002-03-27   
508-296 5   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-03-12   
508-296 6   829J PAETEC ITEL, LLC 128      
508-296 7   316E YMAX COMMUNICATIONS CORP. - MA 128   2009-08-21   
508-296 8   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-04-10   
508-296 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-08-02   
508-356 A   829J PAETEC ITEL, LLC 128      
508-356 0   829J PAETEC ITEL, LLC 128      
508-356 1   829J PAETEC ITEL, LLC 128      
508-356 2   829J PAETEC ITEL, LLC 128      
508-356 3   318J COMCAST IP PHONE, LLC 128   2012-05-05   
508-356 4   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-03-31   
508-356 5   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-17   
508-356 6   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-17   
508-356 7   990E BANDWIDTH.COM CLEC, LLC - MA 128   2017-08-17   
508-356 8   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2012-05-07   
508-356 9   829J PAETEC ITEL, LLC 128      
508-392 A STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-392 0   515J IP HORIZON LLC 128   2015-10-18   
508-392 1   515J IP HORIZON LLC 128   2016-06-26   
508-392 2   829J PAETEC ITEL, LLC 128   2005-11-18   
508-392 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2012-11-30   
508-392 5   892D ONVOY, LLC - MA 128   2016-03-31   
508-392 6   892D ONVOY, LLC - MA 128   2016-03-31   
508-392 7   508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-25   
508-392 8   7619 RCN TELECOM SERVICES, INC. - MA 128      
508-392 9   318J COMCAST IP PHONE, LLC 128   2006-10-30   
508-403 A CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-403 0   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-29   
508-403 1   892D ONVOY, LLC - MA 128   2019-02-23   
508-403 2   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-05-16   
508-403 3   318J COMCAST IP PHONE, LLC 128   2019-11-02   
508-403 4   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-403 5   892D ONVOY, LLC - MA 128   2020-06-07   
508-403 6   892D ONVOY, LLC - MA 128   2020-06-07   
508-403 7   892D ONVOY, LLC - MA 128   2020-08-21   
508-403 9   892D ONVOY, LLC - MA 128   2020-08-21   
508-445 A CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 3   145J TERRA NOVA TELECOM INC. 128   2021-01-18   
508-445 4   145J TERRA NOVA TELECOM INC. 128   2025-07-26   
508-445 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-445 9   892D ONVOY, LLC - MA 128   2021-03-07   
508-563 A CTMTMADERS1  9102 VERIZON NEW ENGLAND INC. 128      
508-563 0   9102 VERIZON NEW ENGLAND INC. 128      
508-563 1   9102 VERIZON NEW ENGLAND INC. 128      
508-563 2   9102 VERIZON NEW ENGLAND INC. 128      
508-563 3   9102 VERIZON NEW ENGLAND INC. 128      
508-563 4   9102 VERIZON NEW ENGLAND INC. 128      
508-563 5   9102 VERIZON NEW ENGLAND INC. 128      
508-563 6   9102 VERIZON NEW ENGLAND INC. 128      
508-563 7   9102 VERIZON NEW ENGLAND INC. 128      
508-563 8   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2016-12-12   
508-563 9   9102 VERIZON NEW ENGLAND INC. 128      
508-564 A CTMTMADERS1  9102 VERIZON NEW ENGLAND INC. 128      
508-564 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-564 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-564 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-564 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-564 4   9102 VERIZON NEW ENGLAND INC. 128      
508-564 5   9102 VERIZON NEW ENGLAND INC. 128      
508-564 6   9102 VERIZON NEW ENGLAND INC. 128      
508-564 7   9102 VERIZON NEW ENGLAND INC. 128      
508-564 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-564 9   9102 VERIZON NEW ENGLAND INC. 128      
508-566 A CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-566 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-566 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-566 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-566 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-566 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-566 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-566 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-566 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-566 8   318J COMCAST IP PHONE, LLC 128   2015-09-14   
508-566 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-968 A CTMTMADERS1  9102 VERIZON NEW ENGLAND INC. 128      
774-252 A CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
774-252 0   073H TELNYX LLC 128   2017-04-28   
774-252 2   624H ONVOY SPECTRUM, LLC 128   2021-04-08   
774-252 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
774-252 4   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-11-25   
774-252 5   990E BANDWIDTH.COM CLEC, LLC - MA 128   2018-04-30   
774-252 6   892D ONVOY, LLC - MA 128   2019-03-28   
774-252 7   892D ONVOY, LLC - MA 128   2016-03-31   
774-252 8   892D ONVOY, LLC - MA 128   2016-03-31   
774-252 9   892D ONVOY, LLC - MA 128   2010-04-07   
774-483 A BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-483 3   892D ONVOY, LLC - MA 128   2021-08-14   
774-483 4   892D ONVOY, LLC - MA 128   2021-08-14   
774-483 7   624H ONVOY SPECTRUM, LLC 128   2021-11-14   
774-483 8   624H ONVOY SPECTRUM, LLC 128   2021-11-14   

1 2 >>

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.