Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Mountain City, TN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
423-291 A JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-291 0 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-291 1 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-291 2 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-291 3   8645 SUNCOM DBA T-MOBILE USA 956      
423-291 4 JHCYTNXC9MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 956      
423-291 5 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-291 6 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-291 7 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-291 8 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-291 9 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-460 A JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-460 0 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-460 1   792K CHARTER IP ENABLED SERVICES, LLC 956      
423-460 2 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-460 3   792K CHARTER IP ENABLED SERVICES, LLC 956      
423-460 4 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-460 5 JHCYTNXCX3X  7278 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 956      
423-460 6 JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-460 7   624H ONVOY SPECTRUM, LLC 956      
423-460 8 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-460 9 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-471 A JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-471 0 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-471 1 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-471 2 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-471 3 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-471 4 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-471 5 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-471 6 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-471 7 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-471 8 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-471 9 JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-501 A JHCYTNXCX9Y  081J SKYBEST COMMUNICATIONS, INC. - TN 956      
423-501 0 JHCYTNXCXAY  073H TELNYX LLC 956      
423-501 1 JHCYTNXCX9Y  081J SKYBEST COMMUNICATIONS, INC. - TN 956      
423-501 2 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-501 3 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-501 4 JHCYTNXCXFY  197D VONAGE AMERICA LLC 956      
423-501 5 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-501 6 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-501 7 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-501 8 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-501 9 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-699 A MTCYTN01W00  8945 NA COMMUNICATIONS, INC. 956      
423-727 A MTCYTNXARS0  4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-841 A JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-841 0 JHCYTNXCXPX  525E ONVOY, LLC - TN 956      
423-841 3 JHCYTNXCXSY  490J DISH WIRELESS, LLC 956      
423-841 8 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-841 9 JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.