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.

Brookline, MA

<< 1 2 3 4 5 6

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
857-867 4 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
857-867 5 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-867 6 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-867 7 SOVLMAAB3MD  197D VONAGE AMERICA LLC 128      
857-867 8 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
857-867 9 NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      

<< 1 2 3 4 5 6

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.