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: 578

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-578 A Harrisburg AR HRBGARMARS1  9533 SOUTHWESTERN BELL 528      
870-578 0 Harrisburg AR JNBOARDSDS0  095A E. RITTER COMMS DBA RITTER COMMUNICATIONS, INC. AR 528   2004-01-17   
870-578 1 Harrisburg AR HRBGARMARS1  9533 SOUTHWESTERN BELL 528      
870-578 2 Harrisburg AR HRBGARMARS1  9533 SOUTHWESTERN BELL 528      
870-578 3 Harrisburg AR   145J TERRA NOVA TELECOM INC. 528   2020-11-11   
870-578 4 Harrisburg AR HRBGARMARS1  9533 SOUTHWESTERN BELL 528      
870-578 5 Harrisburg AR HRBGARMARS1  9533 SOUTHWESTERN BELL 528      
870-578 6 Harrisburg AR LTRKARWTBMD  5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2018-05-13   
870-578 7 Harrisburg AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-578 8 Harrisburg AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-578 9 Harrisburg AR HRBGARMARS1  9533 SOUTHWESTERN BELL 528      

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

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