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: 450

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-450 A Beaver Brook NJ CMDNNJCE54Z  114J EXIANT COMMUNICATIONS LLC 222      
856-450 0 Beaver Brook NJ CMDNNJCE71Z  490J DISH WIRELESS, LLC 222      
856-450 1 Beaver Brook NJ CMDNNJCE54Z  114J EXIANT COMMUNICATIONS LLC 222      
856-450 2 Beaver Brook NJ CMDNNJCE51Z  624H ONVOY SPECTRUM, LLC 222      
856-450 3 Beaver Brook NJ CMDNNJCE51Z  624H ONVOY SPECTRUM, LLC 222      
856-450 4 Beaver Brook NJ   490J DISH WIRELESS, LLC 222      
856-450 5 Beaver Brook NJ CMDNNJCE51Z  624H ONVOY SPECTRUM, LLC 222      
856-450 6 Beaver Brook NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
856-450 7 Beaver Brook NJ CMDNNJCE55Z  321J HD CARRIER LLC 222      
856-450 8 Beaver Brook NJ CMDNNJCE55Z  321J HD CARRIER LLC 222      
856-450 9 Beaver Brook NJ CMDNNJCE71Z  490J DISH WIRELESS, LLC 222      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.