Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]

NXX: 354

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-354 A Blountville TN BUVLTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-354 0 Blountville TN BUVLTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-354 1 Blountville TN BUVLTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-354 2 Blountville TN BUVLTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-354 3 Blountville TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2015-06-28   
423-354 4 Blountville TN JHCYTNXCX2Y  5562 METROPCS, INC. 956   2016-05-07   
423-354 5 Blountville TN JHCYTNXCXQY  8356 US LEC OF TENNESSEE, INC. 956   2005-09-22   
423-354 6 Blountville TN JHCYTNXCX2Y  5562 METROPCS, INC. 956   2017-03-13   
423-354 7 Blountville TN   624H ONVOY SPECTRUM, LLC 956   2024-03-05   
423-354 8 Blountville TN JHCYTNXCX2Y  5562 METROPCS, INC. 956   2017-08-06   
423-354 9 Blountville TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2020-07-07   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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