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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-449 0 Marlboro MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
508-449 1 Marlboro MA   7135 TC SYSTEMS, INC. 128   2004-07-09   
508-449 2 Marlboro MA   7135 TC SYSTEMS, INC. 128   2004-07-09   
508-449 3 Marlboro MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-449 4 Marlboro MA   8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
508-449 5 Marlboro MA   8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
508-449 6 Marlboro MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2007-07-05   
508-449 7 Marlboro MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2007-08-10   
508-449 8 Marlboro MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2007-08-10   
508-449 9 Marlboro MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2013-09-16   
508-450 A Worcester MA WSBOMAGJCM0  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
508-451 A Lawrence MA AVONMACIGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
508-452 A Mansfield MA BSTNMACODS7  4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-452 0 Mansfield MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-452 1 Mansfield MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-452 2 Mansfield MA   892D ONVOY, LLC - MA 128   2019-07-01   
508-452 3 Mansfield MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-452 4 Mansfield MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-452 5 Mansfield MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-09-16   
508-452 6 Mansfield MA   892D ONVOY, LLC - MA 128   2010-04-07   
508-452 7 Mansfield MA   4536 XO MASSACHUSETTS, INC. 128   2005-10-17   
508-452 8 Mansfield MA   4536 XO MASSACHUSETTS, INC. 128   2005-10-17   
508-452 9 Mansfield MA   4536 XO MASSACHUSETTS, INC. 128   2005-10-17   
508-453 A Worcester MA BSTNMACODS7  4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-454 A Walpole MA WLPLMAALCM0  6664 SPRINT SPECTRUM L.P. 128      
508-455 A Attleboro MA CHFRMAAHPS1  6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-455 0 Attleboro MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-455 1 Attleboro MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-455 2 Attleboro MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-455 3 Attleboro MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-16   
508-455 4 Attleboro MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-08-26   
508-455 5 Attleboro MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-06-19   
508-455 6 Attleboro MA   2899 BROADVIEW NETWORKS, INC. - MA 128   2005-07-01   
508-455 7 Attleboro MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-01-19   
508-455 8 Attleboro MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-01-29   
508-455 9 Attleboro MA   8924 BROADWING COMMUNICATIONS, LLC - MA 128   2005-04-14   
508-456 A East Bridgewater MA FRMNMARWPS0  6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-456 0 East Bridgewater MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-11   
508-456 1 East Bridgewater MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-456 4 East Bridgewater MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2010-08-08   
508-456 6 East Bridgewater MA   892D ONVOY, LLC - MA 128   2013-01-10   
508-456 7 East Bridgewater MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-07-23   
508-456 8 East Bridgewater MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2011-07-11   
508-457 A Falmouth MA FLMOMAMGDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-458 A Milford MA CMBRMAMQDS0  4536 XO MASSACHUSETTS, INC. 128      
508-458 0 Milford MA   4536 XO MASSACHUSETTS, INC. 128      
508-458 1 Milford MA   4536 XO MASSACHUSETTS, INC. 128      
508-458 2 Milford MA   4536 XO MASSACHUSETTS, INC. 128      
508-458 3 Milford MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2010-02-25   
508-458 4 Milford MA   4536 XO MASSACHUSETTS, INC. 128   2005-07-30   

<< 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 >>

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.