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: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
731-281 A Martin TN   829J PAETEC ITEL, LLC 468   2024-12-03   
731-281 1 Martin TN   829J PAETEC ITEL, LLC 468      
731-281 2 Martin TN   829J PAETEC ITEL, LLC 468      
731-281 3 Martin TN   829J PAETEC ITEL, LLC 468      
731-281 4 Martin TN MARTTN170MD  704C CHARTER FIBERLINK-TENNESSEE, LLC - TN 468      
731-281 5 Martin TN MMPKTNVZ5MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 468      
731-281 6 Martin TN MMPHTN32X5X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 468      
731-281 7 Martin TN MARTTN170MD  704C CHARTER FIBERLINK-TENNESSEE, LLC - TN 468      
731-281 8 Martin TN MMPHTNMAY5X  337J WEST KENTUCKY & TENNESSEE TELECOMMUNICATIONS CO-OP 468      
731-281 9 Martin TN MMPHTNMA38Z  525E ONVOY, LLC - TN 468      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.