American National Insurance Company Share: Insurance Visit Website Request Info 500 Coffman St., Ste. 103 Longmont, CO 80501 720-453-3881 720-384-1809 (fax) www.sbrowningins.com About Map About Advocating for individuals and businesses on how to best sustain their quality of life in the event of a financial loss. What's Nearby? Distance: 5 10 15 20 25 50 mi.