Highway Designation File

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


Certified Mileage (Open to Traffic)
5.776 2010

FARM TO MARKET ROAD NO. 1643

Minute Order 030331, dated 05/23/1951

From SL 177 at Moscow westward to road intersection, a distance of approximately 5.9 miles.  (Polk County)  New Designation



Adm. Auth., dated 11/05/1952

From US 59 at Moscow westward to a road intersection, a distance of approximately 5.7 miles.  (Polk County)  Revised to include a short section transferred from SL 177. 



Minute Order 036833, dated 10/13/1954, Adm. Cir. 050-1954, dated 12/01/1954

From US 59 at Moscow, westward to FM 350 near Colita, a distance of approximately 10.4 miles. (Polk County)  Extended westward approximately 4.7 miles to FM 350 near Colita.



Adm. Auth., dated 02/21/1958, Adm. Cir. 012-1958, dated 03/01/1958

Canceled. (Polk County)  Mileage transferred to FM 350, a decrease of approximately 10.4 miles.



Minute Order 051185, dated 05/02/1962, Adm. Cir. 081-1962, dated 06/01/1962

From FM 515, 2.8 miles east of Coke, southward to SH 37, a distance of approximately 5.9 miles. (Wood County)   New Designation.