Highway Designation File
Transportation Planning and Programming Division
Current Description-Effective Date-Authority
STATE HIGHWAY LOOP NO. 556
Minute Order 082999, dated 04/18/1985; Adm. Ltr. 008-1985, dated 08/19/1985
Shamrock Loop - From IH 40, west of Shamrock, eastward approximately 2.8 miles to IH 40, east of Shamrock. (Wheeler County) New designation; mileage transferred from old location of US 66.
Cancelled. (Wheeler County) As requested by District,
mileage transferred to BI 40-J.