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: 997

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
816-997 A Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 0 Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 1 Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 2 Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 3 Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 4 Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 5 Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 6 Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 7 Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 8 Kansas City MO KSCYMO02DS0  9533 SOUTHWESTERN BELL 524      
816-997 9 Kansas City MO   793K TWC IP ENABLED SERVICES, LLC 524   2008-09-24   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.