Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 540 [Rate centres in NPA 540] [Dial plan for NPA 540]

NXX: 404

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-404 A Salem VA RONKVALKX2Z  318J COMCAST IP PHONE LLC 244   2021-02-15   
540-404 0 Salem VA RONKVALKX2Z  318J COMCAST IP PHONE LLC 244   2007-12-15   
540-404 1 Salem VA RONKVALKXYY  079F BANDWIDTH.COM CLEC, LLC - VA 244   2011-07-02   
540-404 2 Salem VA RONKVALKXYY  079F BANDWIDTH.COM CLEC, LLC - VA 244   2014-09-13   
540-404 3 Salem VA RONKVALKX2Z  318J COMCAST IP PHONE LLC 244   2013-10-07   
540-404 4 Salem VA RONKVALKX2Z  318J COMCAST IP PHONE LLC 244   2016-03-29   
540-404 5 Salem VA RONKVALKXYY  079F BANDWIDTH.COM CLEC, LLC - VA 244   2016-08-21   
540-404 6 Salem VA RONKVALKX3Z  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 244   2013-06-10   
540-404 7 Salem VA RONKVALKEMD  7575 CENTURYLINK COMMUNICATIONS LLC 244   2014-02-21   
540-404 8 Salem VA RONKVAGEDS0  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 244   2016-01-23   
540-404 9 Salem VA RONKVALKX2Z  318J COMCAST IP PHONE LLC 244   2013-09-21   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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