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.

Switch: NWTPMOABGT1

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
636-980 7 O'Fallon MO 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2010-04-02   
730-226 A Collinsville IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
730-226 8 Collinsville IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2023-11-26   
730-226 9 Collinsville IL 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2023-11-26   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.