The Block of Greater Houston Home / The Block of Greater Houston Share: EDUCATION The Block of Greater Houston Visit Website PO Box 14737 Houston, TX 77221 (713) 245-9925 www.theblockhoust.org Facebook Hours: We are open everyday during the winter/spring/summer breaks and the weekends during the school year About Map About The Block of Greater Houston is a special needs mobile day program designed for parents who do not have the luxury of raising independent children. Our members have adventures in the community. Directions We are mobile. We pick up our members at a Sam's or Costco parking lot. What's Nearby? Distance: 5 10 15 20 25 50 mi.