Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 223 [Rate centres in NPA 223] [Dial plan for NPA 223]

NXX: 678

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
223-678 A Schaefferstown PA HRBGPAGU7MD  516J TON80 COMMUNICATIONS, LLC 226      
223-678 0 Schaefferstown PA   7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 226   2023-02-03   
223-678 1 Schaefferstown PA   318J COMCAST IP PHONE, LLC 226   2023-06-26   
223-678 5 Schaefferstown PA   547E ONVOY, LLC - PA 226   2022-12-08   
223-678 6 Schaefferstown PA   516J TON80 COMMUNICATIONS, LLC 226   2022-04-10   
223-678 8 Schaefferstown PA   624H ONVOY SPECTRUM, LLC 226   2023-08-21   
223-678 9 Schaefferstown PA   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 226   2022-04-11   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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