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: 870 [Rate centres in NPA 870] [Dial plan for NPA 870]

NXX: 393

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-393 A Jonesboro AR LTRKARZODS1  578H AIRUS, INC. - AR 528      
870-393 0 Jonesboro AR   578H AIRUS, INC. - AR 528   2018-09-06   
870-393 1 Jonesboro AR   578H AIRUS, INC. - AR 528   2018-04-21   
870-393 2 Jonesboro AR   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2018-06-01   
870-393 3 Jonesboro AR   6529 T-MOBILE USA, INC. 528   2018-08-20   
870-393 4 Jonesboro AR   6529 T-MOBILE USA, INC. 528   2018-08-20   
870-393 5 Jonesboro AR   073H TELNYX LLC 528   2018-10-30   
870-393 6 Jonesboro AR   6805 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR 528   2018-06-29   
870-393 7 Jonesboro AR   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528   2019-12-22   
870-393 8 Jonesboro AR   5562 METROPCS, INC. 528   2020-03-15   
870-393 9 Jonesboro AR   578H AIRUS, INC. - AR 528   2021-04-01   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.