Join the Parx Casino Text Club for your chance to win $ FREE slot play – Just for signing up you will receive $5 - $15 FREE slot play! Text PLAY now. Nov 19, - View information for Parx Casino SMS short code - U.S. Short Code Directory provides detailed information on over SMS short. Nov 30, - Join our NEW Text Club to receive exclusive offers, invites to giveaways and more! Plus, receive $5 – $15 in FREE Slot Play just for signing up!