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: 381

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-381 A Milford MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-381 0 Milford MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-381 1 Milford MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-381 2 Milford MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2011-01-26   
508-381 3 Milford MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-381 5 Milford MA   829J PAETEC ITEL, LLC 128   2006-01-27   
508-381 6 Milford MA   829J PAETEC ITEL, LLC 128      
508-381 7 Milford MA LWRNMACAX5X  8468 FREEDOM RING COMMUNICATIONS, LLC 128   2009-03-18   
508-381 8 Milford MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-11-17   
508-381 9 Milford MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2010-02-11   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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