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: 517

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-517 A Penns Grove NJ   829J PAETEC ITEL, LLC 222   2025-05-14   
856-517 0 Penns Grove NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222   2005-12-10   
856-517 1 Penns Grove NJ   5562 METROPCS, INC. 222   2015-09-11   
856-517 2 Penns Grove NJ   637C ONVOY, LLC - NJ 222   2016-03-03   
856-517 3 Penns Grove NJ   318J COMCAST IP PHONE, LLC 222   2014-02-06   
856-517 4 Penns Grove NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222   2004-10-01   
856-517 5 Penns Grove NJ   637C ONVOY, LLC - NJ 222   2016-02-19   
856-517 6 Penns Grove NJ   829J PAETEC ITEL, LLC 222      
856-517 7 Penns Grove NJ   508J CENTURYLINK COMMUNICATIONS, LLC 222   2014-03-14   
856-517 8 Penns Grove NJ   637C ONVOY, LLC - NJ 222   2016-03-03   
856-517 9 Penns Grove NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 222   2015-11-07   

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

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