Unemployment Insurance (For Claimants)
Send mail to this address: P.O. Box 2760, Casper, WY 82602-2760
(307) 473-3789 Claims Center (For UI Claims info)
(307) 473-3726 Fax
Claimants can file a claim by phone between 8 a.m. and 4 p.m. on Monday, Tuesday, Thursday, and Friday, or between 8 a.m. and noon on Wednesday.
UI claims may be filed anytime via wyui.wyo.gov.
Unemployment Tax Division (For Employers)
(307) 235-3217 (For UI Account info or UI Employer help)
(307) 235-3278 Fax
dws-csp-uitaxhelp@wyo.gov (For UI Employers info Only)
Benefit Overpayment Section
Mailing address: P.O. Box 2760, Casper, WY 82602-2760
(307) 235-3236
(307) 235-3277 Fax
Email out-of-state questionnaire to dws-ui-osq@wyo.gov.