Main Office
IT Service & Corporate Office
8300 FM 1960 Road West  Suite 100
Houston, TX 77070

Main Number:    1 (713) 895-1799
Call Center:       1 (866) 333-3475
Main FAX:         1 (888) 482-6199 or (832) 782-6199

Email Contact:
    General Information  info@osbt.com
    Sales                       Sales@osbt.com
    Accounting              ncs-ap@osbt.com