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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-581 1 Millbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-581 2 Millbury MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-09-04   
508-581 3 Millbury MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-05   
508-581 4 Millbury MA   293C CHARTER FIBERLINK MA-CCO, LLC - MA 128   2011-08-22   
508-581 5 Millbury MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2003-07-28   
508-581 6 Millbury MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-05-08   
508-581 7 Millbury MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-10-10   
508-581 8 Millbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-581 9 Millbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-582 A Hyannis MA FKLNMACNDS0  6083 NORFOLK COUNTY INTERNET, INC. 128      
508-583 A Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-584 A Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-585 A Bridgewater MA FKLNMACNDS0  6083 NORFOLK COUNTY INTERNET, INC. 128      
508-586 A Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-587 A Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-588 A Brockton MA BRTNMACRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-589 A Hopkinton MA CMBRMAMQDS0  4536 XO MASSACHUSETTS, INC. 128      
508-589 0 Hopkinton MA   4536 XO MASSACHUSETTS, INC. 128      
508-589 1 Hopkinton MA   4536 XO MASSACHUSETTS, INC. 128      
508-589 2 Hopkinton MA   4536 XO MASSACHUSETTS, INC. 128      
508-589 3 Hopkinton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-06-01   
508-589 4 Hopkinton MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-01-31   
508-589 5 Hopkinton MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-02   
508-589 6 Hopkinton MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-02   
508-589 7 Hopkinton MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2009-01-31   
508-589 8 Hopkinton MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
508-590 A Franklin MA   4536 XO MASSACHUSETTS, INC. 128      
508-590 0 Franklin MA   4536 XO MASSACHUSETTS, INC. 128      
508-590 1 Franklin MA   4536 XO MASSACHUSETTS, INC. 128      
508-590 2 Franklin MA   4536 XO MASSACHUSETTS, INC. 128      
508-590 4 Franklin MA   4536 XO MASSACHUSETTS, INC. 128      
508-590 5 Franklin MA   4536 XO MASSACHUSETTS, INC. 128      
508-590 6 Franklin MA   4536 XO MASSACHUSETTS, INC. 128      
508-590 7 Franklin MA   4536 XO MASSACHUSETTS, INC. 128      
508-590 8 Franklin MA   4536 XO MASSACHUSETTS, INC. 128      
508-590 9 Franklin MA   892D ONVOY, LLC - MA 128   2019-02-24   
508-591 A Plymouth MA WRCSMA026MD  7421 AT&T LOCAL 128      
508-591 0 Plymouth MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
508-591 1 Plymouth MA   7421 AT&T LOCAL 128      
508-591 2 Plymouth MA   7421 AT&T LOCAL 128      
508-591 3 Plymouth MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-09-10   
508-591 4 Plymouth MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2012-11-07   
508-591 5 Plymouth MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
508-591 6 Plymouth MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2005-06-14   
508-591 7 Plymouth MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2006-11-06   
508-591 8 Plymouth MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-04-29   
508-591 9 Plymouth MA   7421 AT&T LOCAL 128      
508-592 A Framingham MA FRMNMAUNDS8  9102 VERIZON NEW ENGLAND INC. 128      
508-592 1 Framingham MA   9102 VERIZON NEW ENGLAND INC. 128      
508-592 2 Framingham MA   9102 VERIZON NEW ENGLAND INC. 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 >>

Last updated: Sun, 31 May 2020 11:59:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.