Ohio State Route 66

State Route 66
Route information
Maintained by ODOT
Length:	117.81 mi[1] (189.60 km)
Existed:	1924 – present
Major junctions
South end:	US 36 in Piqua
	US 33 in St. Marys US 30 near Delphos I-80/I-90/OH Tpk. near Archbold
North end:	US 20 in Fayette
Location
Counties:	Miami, Shelby, Auglaize, Allen, Van Wert, Putnam, Paulding, Defiance, Williams, Henry, Fulton
Highway system
Ohio highways Interstates • U.S. Routes • State Routes ← SR 65 SR 67 →

State Route 66 is a north–south state highway in the northwestern portion of the U.S. state of Ohio. Its southern terminus is at U.S. Route 36 in Piqua, and its northern terminus is at U.S. Route 20 in Fayette. South of Defiance it generally follows the route of the former Miami and Erie Canal.

History

• 1924 – Original route established^[2]. Originally routed from Piqua to the Michigan state line 4 miles (6.4 km) north of Fayette^[3].
• 1931 – Truncated at Fayette; U.S. Route 127 replaced the route’s alignment from Fayette to the Michigan state line^[3].

References

1. ^ Mileages retrieved from Technical Services Straight Line Diagrams unless otherwise noted.
2. ^ Explanation of the Ohio State Highway System (The Unofficial Ohio State Highways Web Site) by John Simpson^{[unreliable source][dead link]}
3. ^ ^{a b} Route 66 (The Unofficial Ohio State Highways Web Site) by John Simpson^{[unreliable source][dead link]}

External links

• State Route 66 Endpoint Photos