Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: WNSLNCVIX0X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-701 A Winston-Salem NC 440G FRONTIER COMMUNICATIONS OF AMERICA, INC. - NC 424      
336-701 4 Winston-Salem NC 440G FRONTIER COMMUNICATIONS OF AMERICA, INC. - NC 424   2014-05-22   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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