Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 731 [Rate centres in NPA 731] [Dial plan for NPA 731]

NXX: 330

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
731-330 A Trenton TN MMPHTN32DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 468      
731-330 0 Trenton TN   073H TELNYX LLC 468   2019-12-04   
731-330 1 Trenton TN   525E ONVOY, LLC - TN 468   2016-06-10   
731-330 2 Trenton TN   525E ONVOY, LLC - TN 468   2016-06-10   
731-330 3 Trenton TN   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 468   2016-11-10   
731-330 4 Trenton TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 468   2017-03-11   
731-330 5 Trenton TN   525E ONVOY, LLC - TN 468   2021-03-15   
731-330 6 Trenton TN   525E ONVOY, LLC - TN 468   2021-10-31   
731-330 7 Trenton TN   525E ONVOY, LLC - TN 468   2016-04-11   
731-330 8 Trenton TN   525E ONVOY, LLC - TN 468   2016-04-11   
731-330 9 Trenton TN   276F PEERLESS NETWORK OF TENNESSEE, LLC - TN 468   2021-06-25   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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