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.

Franklin, MA

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
508-298 A FRMNMAUNX0X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
508-298 0 CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2002-10-20   
508-298 1 FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128   2004-09-06   
508-298 2 NRTNMAAACM4  5562 METROPCS, INC. 128   2005-11-26   
508-298 3 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-09-05   
508-298 4 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-08-31   
508-298 5 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-04-14   
508-298 6 FRMNMAUNX0X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
508-298 7 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-12-27   
508-298 8 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-07-14   
508-298 9 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-07-14   
508-346 A FRMNMAWADS0  7421 AT&T - LOCAL 128      
508-346 0 FRMNMAWADS0  7421 AT&T - LOCAL 128      
508-346 1 FRMNMAWADS0  7421 AT&T - LOCAL 128      
508-346 2 FRMNMAWADS0  7421 AT&T - LOCAL 128      
508-346 3 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-346 4 FRMNMAWADS0  7421 AT&T - LOCAL 128      
508-346 6   073H TELNYX LLC 128   2024-04-14   
508-346 7 FRMNMAWADS0  7421 AT&T - LOCAL 128      
508-346 8 FRMNMAWADS0  7421 AT&T - LOCAL 128      
508-346 9 FRMNMAWADS0  7421 AT&T - LOCAL 128      
508-440 A STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-440 0   515J IP HORIZON LLC 128   2019-04-26   
508-440 1 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-10-24   
508-440 2 BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2006-07-08   
508-440 3 SOVLMAAB5MD  732H BARR TELL USA, INC. - MA 128   2016-01-01   
508-440 4   892D ONVOY, LLC - MA 128   2024-03-01   
508-440 5 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2005-04-09   
508-440 6 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2015-06-05   
508-440 7 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-06-30   
508-440 8 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-440 9 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-06-23   
508-446 A CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-446 0 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-08-29   
508-446 1 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-08-29   
508-446 2 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-08-29   
508-446 3 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-08-29   
508-446 4 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-08-29   
508-446 5 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2003-04-29   
508-446 6 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2003-04-29   
508-446 7 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-11-01   
508-446 8   073H TELNYX LLC 128   2024-06-20   
508-446 9   073H TELNYX LLC 128   2024-08-18   
508-507 A BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
508-507 0 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2006-11-27   
508-507 1 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2007-11-15   
508-507 2 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-04-07   
508-507 3 BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
508-507 4 NRTNMAAACM4  5562 METROPCS, INC. 128   2021-10-15   
508-507 5 NRTNMAAACM4  5562 METROPCS, INC. 128   2021-10-15   
508-507 6 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-09-10   
508-507 7 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
508-507 8 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
508-507 9 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2009-02-09   
508-520 A FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-528 A FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-530 A CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
508-530 0 CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
508-530 1 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-09-09   
508-530 2 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-09-09   
508-530 3 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2007-02-10   
508-530 4 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2017-01-20   
508-530 5 CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2007-06-01   
508-530 6 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-11-06   
508-530 7 CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2008-09-15   
508-530 8 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2013-03-18   
508-530 9 CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
508-541 A FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-541 0   145J TERRA NOVA TELECOM INC. 128   2022-05-05   
508-541 1 FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-541 2 FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-541 3 FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-541 4 FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-541 5 FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-541 6 FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-541 7 FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-541 8 FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-541 9 FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-553 A FKLNMAMCRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-570 A CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-570 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-570 1 CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2017-12-10   
508-570 2 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-04   
508-570 3 SOVLMAAB6MD  939H COMMIO, LLC 128   2021-12-09   
508-570 4 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-570 5 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-23   
508-570 6 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-07-01   
508-570 7 CHTWMABMBMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2013-01-13   
508-570 8 CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-02-03   
508-570 9 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-590 A   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-590 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-590 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-590 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-590 3 SOVLMAAB6MD  939H COMMIO, LLC 128   2021-12-09   
508-590 4 SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2022-12-16   
508-590 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-590 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-590 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-590 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      

1 2 >>

Last updated: Wed, 01 Jan 2025 02:39:49 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.