Bear Creek US 66 Bridge (Laclede County, Missouri)
Built 1923; rehabilitated 1972
Steel stringer bridge over Bear Creek on Old US 66
Open to traffic

Bnsf Rr, Mna Rr Bridge (Jasper County, Missouri)
Built 1934
Concrete tee beam bridge over Bnsf Rr, Mna Rr on MO 96 E (Historic Route 66) in Carthage
Open to traffic

Brush Creek Bridge (Cherokee County, Kansas)
Built 1923
Through arch bridge over Brush Creek on Old US 66 north of Baxter Springs
Replaced by a new bridge in 1992, but is still open to one-way traffic on a paved road

Captain Creek Bridge (Lincoln County, Oklahoma)
Built 1932
Pony truss bridge over Captain Creek on Business OK 66
Open to traffic

Colorado Blvd. over the Arroyo Seco (Los Angeles County, California)
Built 1913; rehabilitated 1993
Concrete arch bridge over Arroyo Seco on Colorado Blvd. in Pasadena
Open to traffic

Devils Elbow Arch Bridge (Pulaski County, Missouri)
Built 1942
Three-span open-spandrel arch bridge over Big Piney River on Route Z (Old US 66)
Open to traffic on a four-lane divided highway with vintage pavement but no posted weight limits

Devils Elbow Bridge (Pulaski County, Missouri)
Built 1923; made obsolete by new US 66 bridge in 1942
Two-span through truss bridge over Big Piney River at Devils Elbow on Teardrop Road (Old US 66)
Open to traffic, but in poor condition

Gasconade River Old US 66 Bridge (Laclede County, Missouri)
Built 1922
Three-span through truss bridge over Gasconade River on Old US 66 near Hazelgreen
Open to traffic

Halltown Bridge (Lawrence County, Missouri)
Built 1923
Pony truss bridge over Billies Creek on MO 266 (Old US 66) just west of Halltown in Halltown
Open to two-lane traffic

Honey Creek Bridge (Macoupin County, Illinois)
Built 1920
Concrete bridge over Honey Creek on Old IL 4 (at one time US 66) between Carlinville and Gillespie, 5.8 mi. south of Carlinville
Open to traffic

Johnson Creek Old US 66 Bridge (Lawrence County, Missouri)
Built 1923; made obsolete by new bridge on US 66 (now MO 96) in 1960
Through truss bridge over Johnson Creek on CR 2062 (Old US 66)
Open to traffic

Leasburg US 66 Bridge (Crawford County, Missouri)
Built 1924
Tee beam bridge over a branch of Little Bourbeuse Creek on Old US 66, just off I-44
Open to traffic

McKinley Bridge (St. Louis, Missouri)
Dedicated Nov. 10, 1910; closed to traffic in Oct. 2001; reopened 2007
Three-span through truss bridge over the Mississippi River between St. Louis and Venice, Illinois
Open to traffic

Meramec River US 66 Bridge (St. Louis County, Missouri)
Built 1931
Deck truss bridge over Meramec River at Times Beach on Old US 66 in Wildwood
Open to traffic on a frontage road within Route 66 State Park

MKT Railroad Bridge (Cherokee County, Kansas)
Built 1922
Girder bridge over MKT Railroad on Local Rd. 18.3-Z (East Front St)
Open to traffic

Niangua River Old US 66 Bridge (Webster County, Missouri)
Built 1924
Pony truss bridge on Route CC (Old US 66) over East Fork Niangua River
Open to traffic

North Creek Old US 66 Bridge (Livingston County, Illinois)
Built 1926
Concrete bridge over North Creek on Old US 66 (originally IL 4) in Pontiac
Closed to all traffic

Oak Street Bridge (Jasper County, Missouri)
Built ca. 1920
Wooden bridge over the UPRR on Oak Street in Carthage
Open to traffic

Old Canal Bridge (Madison County, Illinois)
Built 1949; rehabilitated 1999
Through truss bridge over Chain of Rocks Canal on Old Chain of Rocks Road (at one time US 66) just south of I-270 in Granite City
Open to one-lane highway traffic with a dedicated bike lane

Old Chain of Rocks Bridge (St. Louis, Missouri)
Built 1929; closed to traffic in 1968; reopened for pedestrians on June 5, 1999
Cantilevered through truss bridge over the Mississippi River on Old US 66 just south of the modern I-270 bridge in St. Louis
Open to pedestrians and bicyclists

Querino Canyon Bridge (Apache County, Arizona)
Built 1931
Deck truss bridge over Querino Canyon on Old US 66 in Houck
Open to traffic

Rock Creek Bridge (Creek County, Oklahoma)
Built 1921
Through truss bridge over Rock Creek on E0700 (Old US 66) in Sapulpa
Open to traffic

Ruby Street Bridge (Will County, Illinois)
Built 1935; rehabilitated 1972
Bascule bridge over Des Plaines River on IL 53 (Old US 66) in Joliet
Open to four-lane traffic

South Canadian River Bridge (Canadian County, Oklahoma)
Built 1933
Pony truss bridge over South Canadian River on US 281
Open to traffic

Turnback Creek Old US 66 Bridge (Lawrence County, Missouri)
Built 1923; made obsolete by new bridge on US 66 (now MO 96) in 1960
Three-span pony truss bridge over Turnback Creek on Old US 66
Open to traffic with a 3 ton weight limit

U.S. 69 Alt. Bridge (Ottawa County, Oklahoma)
Built 1939
Girder bridge over U.S. 69 Alt. (Old US 66) on Burlington Northern RR
Open to traffic

Unnamed Creek Bridge (Caddo County, Oklahoma)
Built ca. 1930
Pony truss bridge over an unnamed creek on I-40 Frontage Road in Weatherford
Open to traffic

Willow Creek Bridge (Cherokee County, Kansas)
Lost Marsh arch bridge over Willow Creek on Old US 66, north of Baxter Springs
Replaced by a new bridge