Wow Madjack, you really nailed it on the head. My house and player were located at 90000,0,90000 for some odd reason. When I moved them closer to the origin (900,0,900) the collisions started working perfectly.
Thanks for finding the problem for me :) and thanks for your help, too, Steve.
Thanks for finding the problem for me :) and thanks for your help, too, Steve.