The alphamegalog of the cities of Kansas lists the largest city in Kansas for each letter of the alphabet. In this case, ‘largest’ is based on population within the city proper.

Arkansas City
Bohner Springs
Coffeyville
Dodge City
Emporia
Fort Scott
Garden City
Hutchinson
Independence
Junction City
Kansas City
Lawrence
Manhattan
Newton
Overland Park
Prairie Village
Quinter
Roeland Park
Shawnee
Topeka
Ulysses
Valley Center
Wichita
Xenia
Yater Center
(no Z)