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: 734 [Rate centres in NPA 734] [Dial plan for NPA 734]

NXX: 237

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
734-237 A Livonia MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
734-237 0 Livonia MI DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
734-237 1 Livonia MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-01-13   
734-237 2 Livonia MI ANARMIMNX8X  3535 ACD TELECOM, INC. - MI 340   2005-05-02   
734-237 3 Livonia MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-09-12   
734-237 4 Livonia MI TROYMIUVPS0  668E SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE 340   2004-08-15   
734-237 5 Livonia MI SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340   2006-09-21   
734-237 6 Livonia MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-04-29   
734-237 7 Livonia MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-06-27   
734-237 8 Livonia MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-06-27   
734-237 9 Livonia MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-11-04   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.