27 weeks down...when should i start gettin hospital squared away as far as registering and walk thru and all that fun…

27 weeks down...when should i start gettin hospital squared away as far as registering and walk thru and all that fun stuff? is it beneficial to do birthing classes or parenting classes? all ive been told so far is when yhe day comes and when contractions are 10 minutes apart to head that way cuz of bein almost 2 hours away...