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.

Peabody, MA

<< 1 2 3 4

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
978-982 6 CMBRMABEQMD  321J HD CARRIER LLC 128   2016-04-11   
978-982 7 CMBRMABEQMD  321J HD CARRIER LLC 128   2016-04-11   
978-982 8 CMBRMABEQMD  321J HD CARRIER LLC 128   2016-04-11   
978-982 9 CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-05-13   

<< 1 2 3 4

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.