Contact Us
Excise (Sales & Use) Tax Division
Phone (307) 777-5200
FAX (307) 777-3632
Vendor Operations E-Mail dor@wyo.gov
Please include your company name or revenue identification number with your question.
Education & Taxability (307) 777-5293
Education & Taxability E-Mail dor_taxability@wyo.gov
Please note, some taxability questions may take up to one (1) month to receive a written determination.
Excise Region #1
Field Offices
Cheyenne - 122 West 25th St,
Ste E301
Laramie - 2020 Grand Ave, Ste 428
dor@wyo.gov
Phone (307) 777-5541
FAX (307) 777-5205
Wyoming Counties
Laramie
Albany
Carbon
Other States
Alabama
Alaska
Arizona
Arkansas
Colorado
Connecticut
Delaware
District of Columbia
Georgia
Kansas
Louisiana
Nevada
Maryland
Massachusetts
Missouri
Ohio
Oklahoma
Oregon
Pennsylvania
Virginia
Excise Region #2
Field Offices
Gillette - 551 Running W, Ste 402
Powell - 231 W 6th St
Sheridan - 2100 West 5th St
dor@wyo.gov
Phone (307) 777-5542
FAX (307) 777-5646
Wyoming Counties
Big Horn
Campbell
Crook
Johnson
Park
Sheridan
Washakie
Weston
Other States
California
Idaho
Montana
New Jersey
South Dakota
Canada
Excise Region #3
Field Offices
Casper - 444 W Collins Dr, Ste 3650
Torrington - 1618 East M Street
dor@wyo.gov
Phone (307) 777-5543
FAX (307) 777-5868
Wyoming Counties
Converse
Goshen
Natrona
Niobrara
Platte
Other States
Alabama
Alaska
Arizona
Arkansas
Colorado
Connecticut
Delaware
Minnesota
Nebraska
New Hampshire
New Mexico
Tennessee
Wisconsin
All Other Countries
Excise Region #4
Field Offices
Jackson - 125 East Pearl, Ste B6
Riverton - 505 Hursh St, Ste 2
Rock Springs - 2441 Foothill Blvd,
Ste 102
dor@wyo.gov
Phone (307) 777-5544
FAX (307) 777-6975
Wyoming Counties
Fremont
Hot Springs
Lincoln
Sublette
Sweetwater
Teton
Uinta
Other States
Maine
Mississippi
New York
North Carolina
North Dakota
Rhode Island
South Carolina
Texas
Utah
Vermont
Washington
West Virginia