Location: US-75 and SH-20, Tulsa Cty Reassurance shield after the SH-20 interchange Location: US-75 and 156th St N, Tulsa Cty Reassurance shield after the 156th St N intersection Location: US-75 and 186th St N, Washington Cty Reassurance shield as we enter Washington County Location: US-75 and E0400 Rd, Washington Cty Ressurance shield after the 400 … Continue reading U.S. Route 75, OK-20 to US-60