US Highway 67 / US Highway 377

US Highway 67 starts at the Mexico border in Presidio, TX. It continues northwest through San Angelo, Dallas, Arkansas, then turns north through western Illinois to Sabula, IA (Iowa's only island city).

US Highway 377 is in only Texas and Oklahoma. It begins in Del Rio, TX at the intersection of Gibbs Street and Avenue F. It runs north via Avenue F (US 90/US 277). US 377 splits from US 277 almost 27 miles later. It crosses Interstate 10, then goes through Mason, Brady, and Brownwood. Heading northeast, US 377 carries high traffic from Granbury through Fort Worth. After going through Denton, TX, it crosses into Oklahoma and through Madill, OK. OK 99 is cosigned with US 377 the entire route of US 377 in Oklahoma. After Madill, they go through Ada and end in Stroud at OK 66.