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: 534 [Rate centres in NPA 534] [Dial plan for NPA 534]

NXX: 220

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
534-220 A Chippewa Falls WI CHFLWI11EMD  516C AT&T CORP. 352      
534-220 0 Chippewa Falls WI EUCLWIAT24Z  490J DISH WIRELESS, LLC 352   2023-05-06   
534-220 2 Chippewa Falls WI EUCLWI01X9X  225C ONVOY, LLC - WI 352   2020-03-23   
534-220 3 Chippewa Falls WI EUCLWI01X9X  225C ONVOY, LLC - WI 352   2020-03-23   
534-220 4 Chippewa Falls WI EUCLWI01X9X  225C ONVOY, LLC - WI 352   2021-03-29   
534-220 5 Chippewa Falls WI EUCLWI01X9X  225C ONVOY, LLC - WI 352   2021-03-29   
534-220 6 Chippewa Falls WI EUCLWI01X9X  225C ONVOY, LLC - WI 352   2021-03-29   
534-220 7 Chippewa Falls WI CHFLWI11EMD  516C AT&T CORP. 352   2012-01-28   
534-220 8 Chippewa Falls WI EUCLWI01X9X  225C ONVOY, LLC - WI 352   2021-03-29   
534-220 9 Chippewa Falls WI EUCLWI01X9X  225C ONVOY, LLC - WI 352   2023-08-14   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.