Grimes Waste Treatment Plant 7850 Nw 128th St Grimes, IA 50111 Phone : (515) 986-3176 Business Category Government Offices-City Village & Twp Legislative Bodies Grimes City Of--waste Treatment Plant Rr 1 Grimes, IA 50111 Phone : (515) 986-3176 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools