Send mail to this address: P.O. Box 2760, Casper, WY 82602-2760
(307) 235-3264 HELP Line
(307) 473-3789 Claims Center (For UI Claims info)
(307) 235-3277 Fax
(307) 473-3726 Fax

Unemployment tax division

(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 payment control

Mailing address: P.O. Box 2760, Casper, WY 82602-2760
(307) 235-3236
(307) 235-3277 Fax