Mileposts is a 9 letter English word. It's valid Scrabble word worth 12 points. It's valid Words with friends word worth 15 points.
You can make 570 anagrams from letters in mileposts (eilmopsst).
An Americanism dating back to 1760-70; mile + post1
Close to the line was a milepost indicating that a certain Dutch town was two miles west.
It is the milepost between the time that was and the time that is, that flask, and to it we owe the single standard of drinking.
Each major step was a milepost in the developing unity, strength and resolute will of the free nations.
I am sure no man of brilliant mind can pass this milepost and not hitch his team and do some precious loading.