All the maps show OK-87
duplexed with US-259 from this point all the way into Idabel. The
highway signs, however, do not support this. According to the signs on
the roads, the southeasternmost highway in the state starts at this
point.
(click on either picture for a larger
version)
Left: view from the state line looking toward Oklahoma
Right: view from the state line looking toward Arkansas
Pictures taken 2 May 2003.