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: 603

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-603 A Upton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-603 0 Upton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-603 1 Upton MA   792K CHARTER IP ENABLED SERVICES, LLC 128      
508-603 2 Upton MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
508-603 4 Upton MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
508-603 5 Upton MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
508-603 6 Upton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-603 7 Upton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-603 8 Upton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-603 9 Upton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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