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: 901 [Rate centres in NPA 901] [Dial plan for NPA 901]

NXX: 440

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
901-440 A Memphis TN MMPHTNMA75Z  551G NUSO, LLC 468      
901-440 0 Memphis TN MMPHTNMA46Z  124F BANDWIDTH.COM CLEC, LLC - TN 468      
901-440 1 Memphis TN MMPHTNMA75Z  551G NUSO, LLC 468      
901-440 2 Memphis TN MMPHTNMA46Z  124F BANDWIDTH.COM CLEC, LLC - TN 468      
901-440 3 Memphis TN MMPHTNMA46Z  124F BANDWIDTH.COM CLEC, LLC - TN 468      
901-440 4 Memphis TN MMPHTNMA46Z  124F BANDWIDTH.COM CLEC, LLC - TN 468      
901-440 5 Memphis TN MMPJTNEW2MD  5562 METROPCS, INC. 468      
901-440 6 Memphis TN MMPJTNEW2MD  5562 METROPCS, INC. 468      
901-440 7 Memphis TN MMPHTN32X5X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 468      
901-440 8 Memphis TN MMPHTNMA81Z  516C AT&T CORP. 468      
901-440 9 Memphis TN MMPHTN32X5X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 468      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.