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: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-938 0 Westport MA   145J TERRA NOVA TELECOM INC. 128   2021-01-18   
508-938 1 Westport MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-28   
508-938 2 Westport MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-04-11   
508-938 3 Westport MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-05-04   
508-938 4 Westport MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
508-938 5 Westport MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2002-07-05   
508-938 6 Westport MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-04-10   
508-938 7 Westport MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2005-06-20   
508-938 8 Westport MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-12-21   
508-938 9 Westport MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-03-12   
508-939 A Edgartown MA EDGRMAPPRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-939 0 Edgartown MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2003-10-29   
508-939 1 Edgartown MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2007-03-06   
508-939 3 Edgartown MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-07   
508-939 4 Edgartown MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-10-31   
508-939 5 Edgartown MA BSTPMALLOMD  073H TELNYX LLC 128   2018-05-01   
508-939 6 Edgartown MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-06-16   
508-939 7 Edgartown MA   145J TERRA NOVA TELECOM INC. 128   2024-02-02   
508-939 8 Edgartown MA EDGRMAPPRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-939 9 Edgartown MA EDGRMAPPRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-941 A Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-941 0 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-941 1 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-941 2 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-941 3 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-941 4 Brockton MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2023-06-22   
508-941 5 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-941 6 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-941 7 Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-941 8 Brockton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-07-23   
508-941 9 Brockton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-07-23   
508-942 A Brockton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
508-943 A Webster MA WBSTMANEDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-944 A Brockton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
508-945 A Chatham MA CHHMMAOHRS1  9102 VERIZON NEW ENGLAND INC. 128      
508-946 A Middleboro MA MDLBMAJADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-947 A Middleboro MA MDLBMAJADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-948 A Westboro MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
508-948 0 Westboro MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-12   
508-948 1 Westboro MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
508-948 2 Westboro MA WRCSMACEX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2008-09-26   
508-948 3 Westboro MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2009-12-28   
508-948 4 Westboro MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2006-11-23   
508-948 5 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-06-20   
508-948 6 Westboro MA WSBOMAGO0MD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2011-11-01   
508-948 7 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-09-01   
508-948 8 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2010-09-02   
508-948 9 Westboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-11-01   
508-949 A Webster MA WBSTMANEDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-951 A New Bedford MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 >>

Last updated: Sat, 01 Jun 2024 11:59:14 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.