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: 599

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-599 A Westboro MA BSTNMABLDS3  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 0 Westboro MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-10-18   
508-599 1 Westboro MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 2 Westboro MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 3 Westboro MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2007-07-24   
508-599 4 Westboro MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2009-12-23   
508-599 5 Westboro MA   966C DSCI, LLC 128   2005-04-10   
508-599 6 Westboro MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 7 Westboro MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 8 Westboro MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2011-03-15   
508-599 9 Westboro MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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