Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 856 [Rate centres in NPA 856] [Dial plan for NPA 856]

NXX: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-900 A Moorestown NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
856-900 0 Moorestown NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2015-05-22   
856-900 1 Moorestown NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2015-08-03   
856-900 2 Moorestown NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2015-05-23   
856-900 3 Moorestown NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2015-08-03   
856-900 4 Moorestown NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2015-08-03   
856-900 5 Moorestown NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2015-08-03   
856-900 6 Moorestown NJ CMDNNJCEXAZ  835E BLOCK LINE SYSTEMS, LLC - NJ 222   2015-07-20   
856-900 7 Moorestown NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2015-08-03   
856-900 8 Moorestown NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2015-05-22   
856-900 9 Moorestown NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2015-05-22   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.