Highway Designation File

Transportation Planning and Programming Division
Current Description-Effective Date-Authority


Certified Mileage (Open to Traffic)
6.061 2010

FARM TO MARKET ROAD NO. 668

Minute Order 021248, dated 09/26/1945 (date of agreement 10/08/1945)

From FM 57 to Celotex Plant (Fisher County).  New Designation.



Minute Order 041449, dated 12/13/1956, Adm. Cir., 004-1957, dated 01/15/1957

From FM 57 westward to FM 1224 in Royston, a distance of approximately 9.1 miles. (Fisher County)  Extended westward approximately 7.3 miles.



Minute Order 041849, dated 03/29/1957, Adm. Cir., 025-1957, dated 05/01/1957

From FM 57 westward to the Celotex Plant, a distance of approximately 1.8 miles. (Fisher County)  Section from Celotex Plant to Royston canceled; a decrease of approximately 7.3 miles.



Minute Order 042897, dated 10/31/1957, Adm. Cir., 049-1957, dated 12/01/1957

From FM 57 northwestward to FM 2142, a distance of approximately 2.9 milles. (Fisher County)  Extended northwestward  approximately 1.1 miles to FM 2142.



Minute Orders 067884 & 067885,  dated 09/05/1973; Adm. Cir., 149-1973,  dated 12/15/1973

From FM 2142 southeastward and eastward approx. 6.1 miles to FM 126. (Fisher and Jones Counties)  Extended eastward approximately 3.2 miles from FM 57 to 126.