Silver Standard Resources Customer Service Phone Numbers Customer service: 1-604-689-3846 U.S. and Canada toll-free: 1-888-338-0046 Outside U.S. and Canada: 1-514-982-7888   Silver Standard Resources Headquarters Info, Email, Phone number, Website and live chat Information Silver Standard Resources is engages in the acquisition, exploration, development, and operation of precious metal resource properties in the Americas. The company was formerly known