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.

NPA: 931 [Rate centres in NPA 931] [Dial plan for NPA 931]

NXX: 534

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
931-534 A Dover TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470      
931-534 0 Dover TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2018-03-24   
931-534 1 Dover TN NSVLTNMTDS7  2891 AENEAS COMMUNICATIONS, LLC - TN 470   2010-09-10   
931-534 2 Dover TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2005-05-13   
931-534 3 Dover TN NSVMTN03DS0  7977 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 470   2016-07-20   
931-534 4 Dover TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470      
931-534 5 Dover TN NSVLTNWMWMD  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 470   2017-07-03   
931-534 7 Dover TN NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2017-03-12   
931-534 8 Dover TN NSVLTN29GT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 470   2017-03-03   
931-534 9 Dover TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2015-10-29   

Last updated: Sun, 06 Oct 2024 02:51:32 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.