Interstate 40 in Texas

In the US state of Texas, Interstate 40 (I-40) runs west–east through the panhandle in the northwest part of the state. The only large city it passes through is Amarillo, where it meets the north end of I-27. The entire section of I-40 in Texas is designated as a Purple Heart Trail route.

Interstate 40

I-40 highlighted in red
Route information
Maintained by TxDOT
Length177.139 mi (285.078 km)
Existed1959–present
NHSEntire route
Major junctions
West end I-40 at New Mexico state line
Major intersections US 385 in Vega
I-27 / US 60 / US 87 / US 287 in Amarillo
US 83 in Shamrock
East end I-40 at Oklahoma state line
Location
CountryUnited States
StateTexas
CountiesDeaf Smith, Oldham, Potter, Carson, Gray, Donley, Wheeler
Highway system
SH 39 SH 40
SH 65 SH 66
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