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: 376

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-376 A Millis MA MLISMAMARP0  9102 VERIZON NEW ENGLAND INC. 128      
508-376 0 Millis MA   145J TERRA NOVA TELECOM INC. 128   2022-04-12   
508-376 1 Millis MA   9102 VERIZON NEW ENGLAND INC. 128      
508-376 2 Millis MA   9102 VERIZON NEW ENGLAND INC. 128      
508-376 3 Millis MA   829J PAETEC ITEL, LLC 128   2002-10-16   
508-376 4 Millis MA   9102 VERIZON NEW ENGLAND INC. 128      
508-376 5 Millis MA   9102 VERIZON NEW ENGLAND INC. 128      
508-376 6 Millis MA   9102 VERIZON NEW ENGLAND INC. 128      
508-376 7 Millis MA   508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-24   
508-376 8 Millis MA   9102 VERIZON NEW ENGLAND INC. 128      
508-376 9 Millis MA   9102 VERIZON NEW ENGLAND INC. 128      

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

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