If you have questions about Pinnacol Assurance's services or your workers' compensation insurance policy, please contact our customer service team at 1-800-873-7242 or 303-361-4000, or call us at one of the numbers listed below. Our regular business hours are 8 a.m. to 5 p.m., Monday through Friday.
| Customer Service |
303-361-4000 |
| Toll-free |
800-873-7242 |
| Fax |
303-361-5000 |
| Toll-free fax |
888-329-2251 |
| First Report of Injury Fax |
303-361-5000 |
| Toll-free |
800-873-7242 |
| Certificate of Insurance Request |
303-361-4000 |
| Fraud Hotline |
303-361-4800 |
| Toll-free |
800-873-1888 |
| Legal Team |
303-361-4975 |
| Loss Prevention |
303-361-4000 |
| Return-to-Work |
303-361-4000 |
| New Policy Application |
303-361-4000 |
| SelectNet
and Medical Operations |
303-361-4945 |
| Safety Certification and Programs |
303-361-4000 |
| Telephone Relay Service/TTY |
800-659-2656 |
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