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: 359

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-359 A Medfield MA MEFDMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-359 0 Medfield MA   9102 VERIZON NEW ENGLAND INC. 128      
508-359 1 Medfield MA   9102 VERIZON NEW ENGLAND INC. 128      
508-359 2 Medfield MA   9102 VERIZON NEW ENGLAND INC. 128      
508-359 3 Medfield MA   145J TERRA NOVA TELECOM INC. 128   2020-11-22   
508-359 4 Medfield MA   9102 VERIZON NEW ENGLAND INC. 128      
508-359 5 Medfield MA   9102 VERIZON NEW ENGLAND INC. 128      
508-359 6 Medfield MA   9102 VERIZON NEW ENGLAND INC. 128      
508-359 7 Medfield MA   9102 VERIZON NEW ENGLAND INC. 128      
508-359 8 Medfield MA   9102 VERIZON NEW ENGLAND INC. 128      
508-359 9 Medfield MA   9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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