Doon Police 402 S Boone St Rock Rapids, IA 51246 Phone : (712) 472-2521 Business Category Government Offices & Public Schools Little Rock City Of--sheriff Rock Rapids, IA 51246 Phone : (712) 472-2521 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools Sheriffs Offices Emergency Dispatch Numbers--lyon County Rock Rapids, IA 51246 Phone : (712) 472-2521 Business Category Government Offices-County Sheriff Government Offices & Public Schools Inwood City Of--sheriff Rock Rapids, IA 51246 Phone : (712) 472-2521 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools Larchwood City Of--police Rock Rapids, IA 51246 Phone : (712) 472-2521 Business Category Government Offices-City Village & Twp Police Departments Government Offices State & Local Government Offices & Public Schools Larchwood City Of--sheriff Rock Rapids, IA 51246 Phone : (712) 472-2521 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools Lyon County Of--sheriff 410 S Boone St Rock Rapids, IA 51246 Phone : (712) 472-2521 Business Category Government Offices-County Sheriff Government Offices & Public Schools