The following 11 service centers are located in Wisconsin ...

 MAP IT!
Coulee Region Diesel Repair
1723 Commerical St.
Bangor, WI    54614
PHONE: +1 608.780.9522
FAX: +1 608-486-1303
Map to Coulee Region Diesel Repair
 
Diesel Truck Services
H3370 Blueberry Rd
Colby, WI    54421
PHONE: +1 715-223-2095
FAX: +1 715-223-8202
Map to Diesel Truck Services
 
Duffy Fleet Services
100 Columbus Fall River Rd
Columbus, WI    53925
PHONE: +1 800-242-1887
FAX: +1 920-623-4199
troy.sauer@duffygrain.com
Map to Duffy Fleet Services
 
Southside Tire
490 North Pioneer Rd
FOND DU LAC, WI    54937
PHONE: +1 920-922-8900
Map to Southside Tire
 
Wisconsin Kenworth
580 Potts Ave
Green Bay, WI    54304
PHONE: +1 800-843-4565
tljohnson@e-trux.com
Map to Wisconsin Kenworth
 
Guy's Truck And Tractor
PO Box 60
3405 County rd HHH
Kieler, WI    53812-0358
PHONE: +1 608-568-3257
FAX: +1 608-568-3244
Map to Guy's Truck And Tractor
 
River States Truck and Trailer, Inc.
3959 North Kinney Coulee Rd
PO Box 2075
La Crosse, WI    54602
PHONE: +1 608-784-1149
FAX: +1 608-791-4887
stevekemp@riverstates.com
Map to River States Truck and Trailer, Inc.
 
Krug's Towing & Repair
N3470 County Road Q
MEDFORD, WI    54451
PHONE: +1 (715) 748-0020
FAX: +1 (715) 748-9191
krugstowingandrepair@gmail.com
Map to Krug's Towing & Repair
 
River States Truck and Trailer, Inc
690 Starr Ln
Roberts, WI    54023
PHONE: +1 (866) 994-3122
FAX: +1 (715) 749-4353
Map to River States Truck and Trailer, Inc
 
Southside Tire
9009 Schofield Ave
Schofield, WI    54476
PHONE: +1 800-808-8473
Map to Southside Tire
 
Coulee Country Truck & Trailer
P.O.Box 205
W2197 County Rd. B
West Salem, WI    54669
PHONE: +1 608-486-1555
FAX: +1 608-486-1564
don@hotlinefreight.com
Map to Coulee Country Truck & Trailer
 

We also have at least one Protrak service center in the following other states/provinces:

Alberta
Alabama
Arkansas
Arizona
California
Colorado
Florida
Georgia
Iowa
Idaho
Illinois
Indiana
Kansas
Kentucky
Massachusetts
Michigan
Minnesota
Missouri
Mississippi
Montana
North Carolina
North Dakota
Nebraska
New Jersey
New Mexico
Nevada
New York
Ohio
Oklahoma
Ontario
Oregon
Pennsylvania
Quebec
South Carolina
South Dakota
Saskatchewan
Tennessee
Texas
Utah
Virginia
Washington
West Virginia
Yukon Territory