Answer:
I go around and in the house but never touches the house
I am owned by every man, though my length differs. Their wives use me after getting married. What am I?
I run through hills. I veer around mountains. I leap over rivers. And crawl through the forests. Step out your door to find me.
When you need me, you must find me. When you find me, you no longer need me. What am I?
As a state in the USA, I am round on both sides and high in the middle. What am I?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.