Should i call him?

my boyfriend said hed call at ten after he got oout of some wreslitng thing but it is now 10:20 and he hasnt called. i'm not trying to be like a freak or whatever oh yea nad hes afraid of my mom getting mad haha. so i dont want to be pestering him but should i call just so he doesnt have to? or should i wait? thankss sooo muchhh :]]]]