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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
856-961 8 Beaver Brook NJ 637C ONVOY, LLC - NJ 222   2016-01-07   
856-977 0 Millville NJ 637C ONVOY, LLC - NJ 222   2020-06-11   
856-977 1 Millville NJ 637C ONVOY, LLC - NJ 222   2020-06-11   
856-997 1 Glassboro NJ 637C ONVOY, LLC - NJ 222   2010-09-04   
856-997 2 Glassboro NJ 637C ONVOY, LLC - NJ 222   2016-02-05   
856-997 6 Glassboro NJ 637C ONVOY, LLC - NJ 222   2015-12-31   
856-997 7 Glassboro NJ 637C ONVOY, LLC - NJ 222   2015-12-31   
856-997 8 Glassboro NJ 637C ONVOY, LLC - NJ 222   2010-09-04   
856-997 9 Glassboro NJ 637C ONVOY, LLC - NJ 222   2010-09-04   
856-998 1 Riverside NJ 637C ONVOY, LLC - NJ 222   2016-02-06   
856-998 2 Riverside NJ 637C ONVOY, LLC - NJ 222   2023-05-21   
856-998 8 Riverside NJ 637C ONVOY, LLC - NJ 222   2023-08-09   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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