Nationwide Customer Service
(800) 654-7200
Corporate Headquarters
Rich Doss, Inc.
F3 Systems, Inc.
Doss Dedicated, Inc.
PO Box 4799
Santa Rosa, CA 95402
Toll Free (800) 654-7200
Local (707) 584-9500
Billing & Dispatch Fax: (707) 584-3952
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