Odyssey Test Prep St Louis Reviews Home / Reviews / Odyssey Test Prep Reviews / Odyssey Test Prep St Louis Reviews Contact Details Opening Hours Monday 07:00-23:30 Tuesday 07:00-23:30 Wednesday 07:00-23:30 Thursday 07:00-23:30 Friday 07:00-23:30 Saturday 07:00-23:30 Sunday 07:00-23:30