Polsinelli Law Office Address: 100 S 4th St, St Louis, MO 63102 Phone: (314) 231-1950 Hours: Mon: 9am-5pm Tue: 9am-5pm Wed: 9am-5pm Thu: 9am-5pm Fri: 9am-5pm Lawyers Other Businesses: Polsinelli at 100 S 4th St, St Louis, MO 63102 Polsinelli at 100 S 4th St, St Louis, MO 63102 Polsinelli at 100 S 4th St, St Louis, MO 63102 Polsinelli at 100 S 4th St, St Louis, MO 63102 Polsinelli at 100 S 4th St, St Louis, MO 63102