Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 856 [Rate centres in NPA 856] [Dial plan for NPA 856]

NXX: 458

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-458 A Beaver Brook NJ CMDNNJCE60Z  507J THE VOICE APPLICATION NETWORK, LLC 222      
856-458 0 Beaver Brook NJ CMDNNJCE55Z  321J HD CARRIER LLC 222   2016-09-04   
856-458 1 Beaver Brook NJ   515J IP HORIZON LLC 222   2014-08-08   
856-458 2 Beaver Brook NJ CMDNNJCE55Z  321J HD CARRIER LLC 222   2016-09-04   
856-458 3 Beaver Brook NJ CMDNNJCE60Z  507J THE VOICE APPLICATION NETWORK, LLC 222   2016-09-04   
856-458 4 Beaver Brook NJ CMDNNJCE60Z  507J THE VOICE APPLICATION NETWORK, LLC 222   2016-09-04   
856-458 5 Beaver Brook NJ CMDNNJCE60Z  507J THE VOICE APPLICATION NETWORK, LLC 222   2016-09-04   
856-458 6 Beaver Brook NJ CMDNNJCE60Z  507J THE VOICE APPLICATION NETWORK, LLC 222   2016-09-04   
856-458 7 Beaver Brook NJ CMDNNJCE60Z  507J THE VOICE APPLICATION NETWORK, LLC 222   2016-09-04   
856-458 8 Beaver Brook NJ CMDNNJCE55Z  321J HD CARRIER LLC 222   2016-05-19   
856-458 9 Beaver Brook NJ CMDNNJCE60Z  507J THE VOICE APPLICATION NETWORK, LLC 222   2016-09-04   

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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