Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 227 [Rate centres in NPA 227] [Dial plan for NPA 227]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
227-223 A Frederick MD HGTWMD539MD  939H COMMIO, LLC 240   2024-01-22   
227-223 0 Frederick MD HGTWMD539MD  939H COMMIO, LLC 240      
227-223 1 Frederick MD HGTWMD539MD  939H COMMIO, LLC 240      
227-223 2 Frederick MD HGTWMD539MD  939H COMMIO, LLC 240      
227-223 3 Frederick MD HGTWMD53FMD  490J DISH WIRELESS, LLC 240      
227-223 5 Frederick MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
227-223 6 Frederick MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
227-223 7 Frederick MD   071F BANDWIDTH.COM CLEC, LLC - MD 240      
227-223 8 Frederick MD   071F BANDWIDTH.COM CLEC, LLC - MD 240      
227-223 9 Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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