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: 816 [Rate centres in NPA 816] [Dial plan for NPA 816]

NXX: 338

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
816-338 A Agency MO STJSMODNFMD  159E MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-MO 524      
816-338 0 Agency MO KSCYMO03DS2  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 524      
816-338 1 Agency MO KSCYMO55XXX  093F ONVOY, LLC - MO 524      
816-338 2 Agency MO STJSMODNX0X  425J CSC WIRELESS, LLC 524      
816-338 3 Agency MO STJSMODNX0X  425J CSC WIRELESS, LLC 524      
816-338 4 Agency MO STJSMODNFMD  159E MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-MO 524      
816-338 5 Agency MO KSCYMO09QMD  516C AT&T CORP. 524      
816-338 6 Agency MO KSCYMO09YMD  6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 524      
816-338 7 Agency MO KSCYMO55XXX  093F ONVOY, LLC - MO 524      
816-338 8 Agency MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524      
816-338 9 Agency MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.