Johnson Humphrey Law Offices Address: 627 Avenue G, Fort Madison, IA 52627 Phone: (319) 372-3773 Hours: Mon: 9am-5pm Tue: 9am-5pm Wed: 9am-5pm Thu: 9am-5pm Fri: 9am-5pm Lawyers Other Businesses: Advance America at 4502 Avenue O, Fort Madison, IA 52627 Popejoy, Christy L at 607 8z St, Fort Madison, IA 52627