Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 606 [Rate centres in NPA 606] [Dial plan for NPA 606]

NXX: 421

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-421 A Fedscreek KY   624H ONVOY SPECTRUM, LLC 466   2024-06-20   
606-421 0 Fedscreek KY   624H ONVOY SPECTRUM, LLC 466      
606-421 2 Fedscreek KY   516C AT&T CORP. 466      

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

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