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: 857

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-857 A Brockton MA CHFRMAAHPS2  6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-857 0 Brockton MA   318J COMCAST IP PHONE LLC 128   2006-02-09   
508-857 1 Brockton MA   318J COMCAST IP PHONE LLC 128      
508-857 2 Brockton MA   318J COMCAST IP PHONE LLC 128      
508-857 3 Brockton MA   318J COMCAST IP PHONE LLC 128      
508-857 4 Brockton MA   318J COMCAST IP PHONE LLC 128   2006-02-09   
508-857 5 Brockton MA   318J COMCAST IP PHONE LLC 128      
508-857 6 Brockton MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2008-10-28   
508-857 7 Brockton MA WLPLMAALCMD  6664 SPRINT SPECTRUM, L.P. 128   2007-10-11   
508-857 8 Brockton MA WLPLMAALCMD  6664 SPRINT SPECTRUM, L.P. 128   2007-10-11   
508-857 9 Brockton MA WLPLMAALCMD  6664 SPRINT SPECTRUM, L.P. 128   2007-10-11   

Last updated: Fri, 23 Jul 2021 12:43:22 UTC

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