Derby Police Department Share: Government Derby Police Department Visit Website 229 N Baltimore Derby, KS 67037-1601 (316) 788-1557 (316) 788-1558 (316) 788-6835 (fax) Rep Info Map Whom to Contact Chief Robert Lee Phone: (316) 788-1557 Send an Email What's Nearby? Distance: 5 10 15 20 25 50 mi.