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: 906

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-906 A Medfield MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
508-906 0 Medfield MA FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-16   
508-906 1 Medfield MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2008-07-31   
508-906 2 Medfield MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2006-10-30   
508-906 3 Medfield MA CHTWMABFDS2  966C DSCI, LLC 128   2007-09-22   
508-906 4 Medfield MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2007-05-05   
508-906 5 Medfield MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2012-03-18   
508-906 6 Medfield MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
508-906 7 Medfield MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-906 8 Medfield MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
508-906 9 Medfield MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      

Last updated: Tue, 24 Jan 2023 03:01:57 UTC

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