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: 595

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-595 A Worcester MA GNDLMASUDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-595 0 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-595 1 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-595 2 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-595 3 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-595 4 Worcester MA   197D VONAGE AMERICA LLC 128   2021-05-29   
508-595 5 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-595 6 Worcester MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-595 7 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-595 8 Worcester MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2022-07-10   
508-595 9 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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