Location: Main St and Shepherd Ave, Seiling Reassurance shield as 51 joins the concurrency. Location: US-270 and SH-51, Dewey Cty A few miles out of Seiling, Highway 51 will split to head east. Location: US-270 and SH-51, Dewey Cty Follow 270/3 east and 281 south to Watonga. Take 51 east towards Canton and Southard. Location: … Continue reading Oklahoma State Highway 3, US-60/OK-51 to OK-51