Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

NXX: 568

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-568 A Hyannis MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-568 0 Hyannis MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2005-07-30   
508-568 1 Hyannis MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-568 2 Hyannis MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-568 3 Hyannis MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
508-568 4 Hyannis MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2022-11-17   
508-568 5 Hyannis MA BRTNMACR0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2007-02-07   
508-568 6 Hyannis MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2013-01-10   
508-568 7 Hyannis MA BSTPMALLZMD  506J TWILIO INTERNATIONAL, INC. 128   2020-12-19   
508-568 8 Hyannis MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-03-04   
508-568 9 Hyannis MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2005-07-30   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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