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: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 202

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-202 A Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-202 1 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-202 2 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-202 3 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-202 4 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-202 5 Highfield MD FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240      
240-202 6 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-202 7 Highfield MD   145J TERRA NOVA TELECOM INC. 240      
240-202 8 Highfield MD FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240      
240-202 9 Highfield MD FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.