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.

NPA: 339 [Rate centres in NPA 339] [Dial plan for NPA 339]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
339-273 9 Marshfield MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-08-09   
339-293 A Melrose MA   829J PAETEC ITEL, LLC 128      
339-293 0 Melrose MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-28   
339-293 1 Melrose MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
339-293 2 Melrose MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-08-26   
339-293 3 Melrose MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-12-11   
339-293 4 Melrose MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-09-19   
339-293 5 Melrose MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2005-04-10   
339-293 6 Melrose MA   829J PAETEC ITEL, LLC 128      
339-293 7 Melrose MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-02-11   
339-293 8 Melrose MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-11-19   
339-293 9 Melrose MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2007-11-10   
339-298 A Woburn MA NRTNMAAACM4  5562 METROPCS, INC. 128      
339-298 0 Woburn MA NRTNMAAACM4  5562 METROPCS, INC. 128      
339-298 1 Woburn MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-08-09   
339-298 2 Woburn MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-01-28   
339-298 3 Woburn MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-01-28   
339-298 4 Woburn MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-14   
339-298 5 Woburn MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-14   
339-298 6 Woburn MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-08-09   
339-298 7 Woburn MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-03-31   
339-298 8 Woburn MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-21   
339-298 9 Woburn MA NRTNMAAACM4  5562 METROPCS, INC. 128      
339-300 A Cohasset MA SOVLMAABAMD  965H FRACTEL, LLC 128      
339-300 0 Cohasset MA SOVLMAABAMD  965H FRACTEL, LLC 128   2020-07-06   
339-300 1 Cohasset MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-05-22   
339-300 3 Cohasset MA SOVLMAABAMD  965H FRACTEL, LLC 128   2020-07-06   
339-300 4 Cohasset MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-07   
339-300 5 Cohasset MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-07   
339-300 6 Cohasset MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-08   
339-300 7 Cohasset MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-01-08   
339-300 8 Cohasset MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-07-09   
339-300 9 Cohasset MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-07-09   
339-309 A Kingston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
339-309 0 Kingston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-12-19   
339-309 1 Kingston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-12-19   
339-309 2 Kingston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-06   
339-309 3 Kingston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
339-309 4 Kingston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
339-309 5 Kingston MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-06   
339-309 6 Kingston MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-11-27   
339-309 7 Kingston MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2006-04-30   
339-309 8 Kingston MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-10-10   
339-309 9 Kingston MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2006-04-12   
339-329 A Marblehead MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-329 0 Marblehead MA   515J IP HORIZON LLC 128   2021-11-28   
339-329 1 Marblehead MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-08-22   
339-329 2 Marblehead MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-05-30   
339-329 3 Marblehead MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-05-29   
339-329 4 Marblehead MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-06-13   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.