High Quality Content by WIKIPEDIA articles! State Highway 11 (SH-11 or OK-11) is a state highway in Oklahoma. It runs in an irregular west-to-east path 208 miles (334.7 km) across the northern part of the state, from US-281 seven miles (11 km) north of Alva to I-244/US-412 in Tulsa. There is one letter-suffixed spur highway branching from SH-11, SH-11A.