Local Calling Guide

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Johnson City, TN

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
423-979 9 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-09-05   
423-981 A JHCYTNXCX4Z  700J WAVENATION, LLC 956   2025-09-06   
423-981 0 JHCYTNXCX4Z  700J WAVENATION, LLC 956   2025-09-06   
423-981 1 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2026-06-06   
423-995 A JHCYTNXCX6Z  321J HD CARRIER LLC 956   2026-01-22   
423-995 0 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2026-07-13   
423-995 6 JHCYTNXCX6Z  321J HD CARRIER LLC 956   2026-01-22   
423-995 7 JHCYTNXCX6Z  321J HD CARRIER LLC 956   2026-01-22   
423-995 8 JHCYTNXCX6Z  321J HD CARRIER LLC 956   2026-01-22   
423-995 9 JHCYTNXCX6Z  321J HD CARRIER LLC 956   2026-01-22   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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