Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 870 [Rate centres in NPA 870] [Dial plan for NPA 870]

NXX: 664

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-664 A Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-664 0 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-664 1 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-664 2 Newport AR JNBOARMAX1X  624H ONVOY SPECTRUM, LLC 528   2025-01-07   
870-664 3 Newport AR NLRKAR446MD  6529 T-MOBILE USA, INC. 528   2021-06-09   
870-664 4 Newport AR NLRKAR446MD  6529 T-MOBILE USA, INC. 528   2021-06-09   
870-664 5 Newport AR NLRKAR446MD  6529 T-MOBILE USA, INC. 528   2021-06-09   
870-664 6 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-664 7 Newport AR LTRKARZODS1  578H AIRUS, INC. - AR 528   2021-02-22   
870-664 8 Newport AR LTRKARZO2MD  073H TELNYX LLC 528   2019-07-02   
870-664 9 Newport AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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