Caston Creek US 270 Bridge (Le Flore County, Oklahoma)
Built 1951
Through truss bridge over Caston Creek on US 270 in Poteau
Open to traffic

Coal Creek Bridge (Pittsburg County, Oklahoma)
Built 1936
Through truss bridge over Coal Creek on US 270 in McAlester
Open to traffic

Gulpha Creek US 270 Bridge (Garland County, Arkansas)
Lost through truss bridge over Gulpha Creek on US 270
No longer exists

North Canadian River US 270 Bridge (Blaine County, Oklahoma)
Built 1937; rehabilitated 1984
Eight-span pony truss bridge over North Canadian River on US 270
Open to traffic