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.

Switch: KSCYMO55DS3

Remotes:

Switch Switch name Switch type
KSCYMO05RS1  Westport ISDN  ORM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
816-291 9 Kansas City MO 9533 SOUTHWESTERN BELL 524   2006-04-17   
816-292 6 Kansas City MO 9533 SOUTHWESTERN BELL 524   2006-04-17   
816-325 8 Kansas City MO 9533 SOUTHWESTERN BELL 524   2006-04-17   
816-502 A Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-559 A Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-559 0 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-559 2 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-559 4 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-559 5 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-559 6 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-559 9 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-599 9 Kansas City MO 9533 SOUTHWESTERN BELL 524   2015-03-20   
816-631 A Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-631 7 Kansas City MO 9533 SOUTHWESTERN BELL 524   2018-04-08   
816-647 A Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-647 6 Kansas City MO 9533 SOUTHWESTERN BELL 524   2016-07-21   
816-647 7 Kansas City MO 9533 SOUTHWESTERN BELL 524   2016-07-21   
816-647 8 Kansas City MO 9533 SOUTHWESTERN BELL 524   2016-07-21   
816-647 9 Kansas City MO 9533 SOUTHWESTERN BELL 524   2016-07-21   
816-701 A Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-701 0 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-701 1 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-701 2 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-701 3 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-701 4 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-701 5 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-701 7 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-701 8 Kansas City MO 9533 SOUTHWESTERN BELL 524      
816-936 A Kansas City MO 9533 SOUTHWESTERN BELL 524      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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