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: 860

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-860 A Cumberland MD HGTWMD53DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 240      
240-860 0 Cumberland MD HGTWMD53DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 240      
240-860 1 Cumberland MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-860 2 Cumberland MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-860 3 Cumberland MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
240-860 4 Cumberland MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
240-860 5 Cumberland MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
240-860 6 Cumberland MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-860 7 Cumberland MD CMLDMDCM5MD  4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-860 8 Cumberland MD HGTWMD530MD  073H TELNYX LLC 240      
240-860 9 Cumberland MD HGTWMD53DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 240      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.