US Commercial Service Home / US Commercial Service Share: GOVERNMENT & ELECTED OFFICIALSIMPORT/EXPORT US Commercial Service Visit Website 1919 Smith Street Suite 1026 Houston, TX 77002 (713) 209-3105 (713) 209-3135 (fax) About Map About US Commercial Service is the trade promotion arm of the US Dept of Commerce. CS professionals in 100+ cities & 75+ countries provide biz solutions to help US firms increase sales to new global markets What's Nearby? Distance: 5 10 15 20 25 50 mi.