Possible Clues:

• Topeka is its cap.
• It's north of Okla.
• Kal ___ (dog food brand)
• The Sunflower St
• Neighbor of Okla
• Its st. song is "Home on the Range"
• Its cap. is Topeka
• Where Lawrence is: abbr.
• Central U.S. state
• Kal __: pet food