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: 553

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-553 A Sedalia MO KSCYMO55XDY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524      
660-553 0 Sedalia MO KSCYMO55XDY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524      
660-553 1 Sedalia MO KSCYMO55XDY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524      
660-553 2 Sedalia MO MBRLMOAM5MD  6275 UNITED STATES CELLULAR - MO 524      
660-553 3 Sedalia MO KSCYMO55XWX  323E YMAX COMMUNICATIONS CORP. - MO 524      
660-553 4 Sedalia MO KSCYMO55XWX  323E YMAX COMMUNICATIONS CORP. - MO 524      
660-553 5 Sedalia MO KSCYMO09QMD  516C AT&T CORP. 524      
660-553 6 Sedalia MO KSCYMO55XWX  323E YMAX COMMUNICATIONS CORP. - MO 524      
660-553 7 Sedalia MO KSCZMOVR1MD  6701 AERIAL COMMUNICATIONS, INC. 524      
660-553 8 Sedalia MO KSCZMOVR1MD  6701 AERIAL COMMUNICATIONS, INC. 524      
660-553 9 Sedalia MO KSCYMO55XWX  323E YMAX COMMUNICATIONS CORP. - MO 524      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.