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: 731 [Rate centres in NPA 731] [Dial plan for NPA 731]

NXX: 273

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
731-273 A Humboldt TN JCSNTNAY0MD  7474 POWERTEL MEMPHIS LICENSES, INC. 468      
731-273 0 Humboldt TN MMPHTN32X5X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 468   2019-01-21   
731-273 1 Humboldt TN MMPHTNMA46Z  124F BANDWIDTH.COM CLEC, LLC - TN 468   2022-01-14   
731-273 2 Humboldt TN MMPHTNMAYJX  516J TON80 COMMUNICATIONS, LLC 468   2022-03-21   
731-273 3 Humboldt TN MMPHTNMA38Z  525E ONVOY, LLC - TN 468   2021-10-31   
731-273 4 Humboldt TN JCSNTNAY0MD  7474 POWERTEL MEMPHIS LICENSES, INC. 468   2022-03-05   
731-273 5 Humboldt TN JCSNTNAY0MD  7474 POWERTEL MEMPHIS LICENSES, INC. 468   2022-03-05   
731-273 6 Humboldt TN JCSNTNAY0MD  7474 POWERTEL MEMPHIS LICENSES, INC. 468   2022-03-05   
731-273 7 Humboldt TN MMPHTNMAYUX  490J DISH WIRELESS, LLC 468   2023-07-05   
731-273 8 Humboldt TN MMPHTN32X5X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 468   2020-01-16   
731-273 9 Humboldt TN JCSNTNAY0MD  7474 POWERTEL MEMPHIS LICENSES, INC. 468   2017-08-26   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.