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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-299 4 Falmouth MA   7421 AT&T LOCAL 128   2003-11-28   
508-299 5 Falmouth MA   4536 XO MASSACHUSETTS, INC. 128   2006-04-29   
508-299 6 Falmouth MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2008-10-01   
508-299 7 Falmouth MA   316E YMAX COMMUNICATIONS CORP. - MA 128   2008-10-04   
508-299 8 Falmouth MA   9102 VERIZON NEW ENGLAND INC. 128      
508-299 9 Falmouth MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-06-24   
508-300 A Fall River MA   4536 XO MASSACHUSETTS, INC. 128      
508-300 0 Fall River MA   4536 XO MASSACHUSETTS, INC. 128      
508-300 1 Fall River MA   4536 XO MASSACHUSETTS, INC. 128      
508-300 2 Fall River MA   4536 XO MASSACHUSETTS, INC. 128      
508-300 3 Fall River MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2018-04-13   
508-300 4 Fall River MA   4536 XO MASSACHUSETTS, INC. 128      
508-300 5 Fall River MA   4536 XO MASSACHUSETTS, INC. 128      
508-300 6 Fall River MA   4536 XO MASSACHUSETTS, INC. 128      
508-300 7 Fall River MA   4536 XO MASSACHUSETTS, INC. 128      
508-300 8 Fall River MA   4536 XO MASSACHUSETTS, INC. 128      
508-300 9 Fall River MA   892D ONVOY, LLC - MA 128   2018-03-08   
508-301 A Taunton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-301 0 Taunton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-301 1 Taunton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-301 2 Taunton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-301 3 Taunton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-301 4 Taunton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-301 7 Taunton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-301 8 Taunton MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-02-11   
508-302 A Framingham MA   4536 XO MASSACHUSETTS, INC. 128      
508-302 0 Framingham MA   4536 XO MASSACHUSETTS, INC. 128      
508-302 1 Framingham MA   4536 XO MASSACHUSETTS, INC. 128      
508-302 2 Framingham MA   4536 XO MASSACHUSETTS, INC. 128      
508-302 3 Framingham MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2017-07-14   
508-302 4 Framingham MA   4536 XO MASSACHUSETTS, INC. 128      
508-302 5 Framingham MA   4536 XO MASSACHUSETTS, INC. 128      
508-302 6 Framingham MA   4536 XO MASSACHUSETTS, INC. 128      
508-302 7 Framingham MA   4536 XO MASSACHUSETTS, INC. 128      
508-302 8 Framingham MA   4536 XO MASSACHUSETTS, INC. 128      
508-302 9 Framingham MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2017-04-28   
508-303 A Marlboro MA MRBOMAMADS0  9102 VERIZON NEW ENGLAND INC. 128      
508-304 A Worcester MA   6664 SPRINT SPECTRUM L.P. 128      
508-304 0 Worcester MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2008-06-28   
508-304 1 Worcester MA   293C CHARTER FIBERLINK MA-CCO, LLC - MA 128   2006-03-25   
508-304 2 Worcester MA   6664 SPRINT SPECTRUM L.P. 128   2003-12-13   
508-304 3 Worcester MA   6664 SPRINT SPECTRUM L.P. 128   2004-08-06   
508-304 4 Worcester MA   6664 SPRINT SPECTRUM L.P. 128   2004-12-25   
508-304 5 Worcester MA   6664 SPRINT SPECTRUM L.P. 128   2005-03-27   
508-304 6 Worcester MA   293C CHARTER FIBERLINK MA-CCO, LLC - MA 128   2014-08-11   
508-304 7 Worcester MA   293C CHARTER FIBERLINK MA-CCO, LLC - MA 128   2005-10-31   
508-304 8 Worcester MA   293C CHARTER FIBERLINK MA-CCO, LLC - MA 128   2004-06-25   
508-304 9 Worcester MA   293C CHARTER FIBERLINK MA-CCO, LLC - MA 128   2006-01-05   
508-305 A Marlboro MA FRMNMAWADS0  7421 AT&T LOCAL 128      
508-305 0 Marlboro MA   7421 AT&T LOCAL 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 >>

Last updated: Wed, 01 Apr 2020 02:09:16 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.