Here Are Driving Directions From I-75 To 8026 Diagonal Rd N, St. Petersburg, Fl 33702: From I-75, Take Exit 275 For Fl-56 W Toward Land O' Lakes/Tampa. Merge Onto Fl-56 W And Continue For Approximately 3.5 Miles. Use The Left Lanes To Take The Ramp Onto I-275 S Toward St. Petersburg. Continue On I-275 S For About 29 Miles. Take Exit 28 Toward Gandy Blvd/Fl-694 W/Pinellas Park. Merge Onto Fl-694 W/Gandy Blvd And Drive For Approximately 2.2 Miles. Turn Left Onto 4Th St N/Fl-687 S