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: 337

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
816-337 A Kansas City MO KSCYMOMCSMD  4004 GLOBAL CROSSING LOCAL SERVICES, INC. - MO 524      
816-337 0 Kansas City MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2006-08-08   
816-337 1 Kansas City MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2006-08-08   
816-337 2 Kansas City MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2006-08-08   
816-337 3 Kansas City MO KSCYMOMCSMD  4004 GLOBAL CROSSING LOCAL SERVICES, INC. - MO 524      
816-337 4 Kansas City MO KSCYMOMCSMD  4004 GLOBAL CROSSING LOCAL SERVICES, INC. - MO 524      
816-337 5 Kansas City MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2006-08-08   
816-337 6 Kansas City MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2006-08-08   
816-337 7 Kansas City MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2006-08-08   
816-337 8 Kansas City MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2006-08-08   
816-337 9 Kansas City MO INDPMOXCGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2006-08-08   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.