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: 432 [Rate centres in NPA 432] [Dial plan for NPA 432]

NXX: 729

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
432-729 A Marfa TX MARFTXMFRS0  9533 SOUTHWESTERN BELL 542      
432-729 0 Marfa TX MDLDTXMUXMX  903C ONVOY, LLC - TX 542   2018-10-15   
432-729 1 Marfa TX MARFTXMFRS0  9533 SOUTHWESTERN BELL 542      
432-729 2 Marfa TX MDLDTXMUX0Y  516C AT&T CORP. 542   2012-12-07   
432-729 3 Marfa TX MARFTXMFRS0  9533 SOUTHWESTERN BELL 542      
432-729 4 Marfa TX MARFTXMFRS0  9533 SOUTHWESTERN BELL 542      
432-729 5 Marfa TX MARFTXMFRS0  9533 SOUTHWESTERN BELL 542      
432-729 6 Marfa TX MDLDTXMUXMX  903C ONVOY, LLC - TX 542   2015-08-09   
432-729 7 Marfa TX MDLDTXMUX5Y  193H BIG BEND TELECOM, LTD. - TX 542   2015-08-08   
432-729 8 Marfa TX   624H ONVOY SPECTRUM, LLC 542   2024-03-21   
432-729 9 Marfa TX MDLDTXMUXAY  073H TELNYX LLC 542   2021-03-21   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.