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: 513

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-513 A Williamstown NJ   829J PAETEC ITEL, LLC 222   2025-05-14   
856-513 0 Williamstown NJ   829J PAETEC ITEL, LLC 222      
856-513 1 Williamstown NJ CMDNNJCEDS8  3639 MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ 222   2004-03-26   
856-513 2 Williamstown NJ PRTNNJ312MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222   2005-03-19   
856-513 3 Williamstown NJ CMDNNJCE58Z  318J COMCAST IP PHONE, LLC 222   2020-04-19   
856-513 4 Williamstown NJ CMDNNJCEXAZ  835E BLOCK LINE SYSTEMS, LLC - NJ 222   2009-05-11   
856-513 5 Williamstown NJ CMDNNJCE59Z  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 222   2006-10-12   
856-513 6 Williamstown NJ CMDNNJCE58Z  318J COMCAST IP PHONE, LLC 222   2006-08-17   
856-513 7 Williamstown NJ CMDNNJCE08Z  508J CENTURYLINK COMMUNICATIONS, LLC 222   2014-03-14   
856-513 8 Williamstown NJ PRTNNJ312MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222   2005-03-19   
856-513 9 Williamstown NJ PRTNNJ312MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222   2005-03-19   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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