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: 621

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
606-621 A Harlan KY GRTWKYMAJMD  4369 LEVEL 3 COMMUNICATIONS, LLC - KY 466      
606-621 0 Harlan KY GRTWKYMAJMD  4369 LEVEL 3 COMMUNICATIONS, LLC - KY 466      
606-621 1 Harlan KY   896E ONVOY, LLC - KY 466      
606-621 5 Harlan KY WNCHKYMAXMY  516C AT&T CORP. 466      
606-621 8 Harlan KY   896E ONVOY, LLC - KY 466      
606-621 9 Harlan KY GRTWKYMAJMD  4369 LEVEL 3 COMMUNICATIONS, LLC - KY 466      

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

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