View Maps: Boards North of 270 Boards South of 270 Signflex Locations South of Interstate 270 Granite City P: Route 3 (N) P: Route 3 (S) R: Nameoki (N) R: Nameoki (N) R: Nameoki (S) R: Nameoki (S) Collinsville S: Beltline (E) S: Beltline (W) S: Beltline (E) S: Beltline (W) Cahokia T: HWY 157 (E) T: HWY 157 (W)