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: 751

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-751 A Worcester MA WRCSMACEDS3  9102 VERIZON NEW ENGLAND INC. 128      
508-751 0 Worcester MA   145J TERRA NOVA TELECOM INC. 128   2022-05-05   
508-751 1 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-751 2 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-751 3 Worcester MA   145J TERRA NOVA TELECOM INC. 128   2022-12-15   
508-751 4 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-751 5 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-751 6 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-751 7 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-751 8 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      
508-751 9 Worcester MA   9102 VERIZON NEW ENGLAND INC. 128      

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

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