Highway Designation File

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


Certified Mileage (Open to Traffic)
9.625 2010

FARM TO MARKET ROAD NO. 720

Adm. Order, dated 10/17/1947

From a point on SH 289 approximately 1.0 mile east of Frisco to point on US 75 approximately 4.0 miles south of McKinney, a distance of approximately 10.0 miles. (Collin County)  New Designation. Formerly Old SH 24.



Adm. Auth., dated 09/09/1955, Adm. Cir., dated 10/01/1955

From SH 24 southward and eastward via Frisco to US  75 approximately 4.0 miles south of McKinney, a distance of approximately 26.3 miles. (Denton and Collin Counties)  Old location of SH 24T from SH 289 westward to the new location of FM 423 canceled and combined, adding approximately 5.1 miles; new location of SH 24T from intersection new location FM 423 northward and westward to present, FM 388 canceled and combined, adding approximately 5.9 miles; FM 388 canceled and combined, adding approximately 4.8 miles.



Minute Order 044163, dated 06/30/1958, Adm. Cir., 024-1958, dated 07/15/1958

From SH 24 southward and eastward via Frisco to US 75 and SH 121 approximately 4.0 miles southwest of McKinney, a distance of approximately 24.8 miles. (Denton and Collin Counties)  Section from the new location of US 75 Eastward to the old location of US 75 canceled; a decrease of approximately 0.7 mile.



Minute Order 065152, dated 08/04/1971; Adm. Ltr., 011-1977, dated 11/15/1977

From US 380 at Lincoln Park, southward and eastward approximately 24.8 miles via Little Elm and Frisco to US 75 and SH 121 southwest of McKinney. (Denton and Collin Counties)  Redescribed due to SH 24 being redesignated US 380.



Minute Order 108624, dated 08/30/01; DesLtr 2-2001, dated 12/05/2001

From US 380 at Lincoln Park, southward and eastward approx. 19.58 miles via Little Elm and Frisco to FM 2478.  (Denton and Collin Counties)  (New Description)  At District’s request, removed segment of FM 720 from US 75 in McKinney westward to FM 2478, a distance of approx. 5.35 miles.



Minute Order 108789, dated 01/31/2002; DesLtr 1-2002, dated 04/05/2002

From US 380 at Lincoln Park, southward and eastward to FM 423, a distance of approximately 9.6 miles.  (Denton and Collin Counties)  (New Description)  At District’s request, segments of FM 720 redesignated as FM 423 and as FM 3537.