Hardtner City Of--city Hall Hardtner, KS 67057 Phone : (620) 296-4583 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools Hardtner Ks City Of--city Hall 104 E Woodworth Ave Hardtner, KS 67057 Phone : (620) 296-4583 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools