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: 845

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-845 A Shrewsbury MA SHRWMAGRDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-845 0 Shrewsbury MA   145J TERRA NOVA TELECOM INC. 128   2024-09-12   
508-845 1 Shrewsbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-845 2 Shrewsbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-845 3 Shrewsbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-845 4 Shrewsbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-845 5 Shrewsbury MA   145J TERRA NOVA TELECOM INC. 128   2024-02-07   
508-845 6 Shrewsbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-845 7 Shrewsbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-845 8 Shrewsbury MA   9102 VERIZON NEW ENGLAND INC. 128      
508-845 9 Shrewsbury MA   9102 VERIZON NEW ENGLAND INC. 128      

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

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