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: 660 [Rate centres in NPA 660] [Dial plan for NPA 660]

NXX: 586

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-586 A New Franklin MO NWFRMOVIRS0  9533 SOUTHWESTERN BELL 524      
660-586 0 New Franklin MO NWFRMOVIRS0  9533 SOUTHWESTERN BELL 524      
660-586 2 New Franklin MO KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524      
660-586 3 New Franklin MO KSCYMO55XXX  093F ONVOY, LLC - MO 524      
660-586 5 New Franklin MO KSCYMO09QMD  516C AT&T CORP. 524      
660-586 6 New Franklin MO KSCYMO55DSG  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 524      
660-586 7 New Franklin MO KSCAMO961MD  508J CENTURYLINK COMMUNICATIONS, LLC 524      
660-586 8 New Franklin MO KSCYMO55XNY  073H TELNYX LLC 524      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.