Home » Allen Texas Allen Texas Allen, TX981 State Hwy 121Suite 1120Allen, TX 75013 Phone: 972.347.1010Fax: 972.347.9870Monday: 8:30am - 5pm Tuesday: 8:30am - 5pm Wednesday: 8:30am - 5pm Thursday: 8:30am - 5pm Friday: Closed Saturday: Closed Sunday: Closed