1956 / USAC National Championship Trail
May
30
XL International 500-Mile Sweepstakes
Indianapolis Motor Speedway
Jun
10
1956 USAC Rex Mays 100
Wisconsin State Fair Park Speedway
Jun
24
1956 USAC Langhorne 100
Langhorne Speedway
Jul
4
1956 USAC Pee Dee 200
Darlington Raceway
Jul
14
1956 USAC Atlanta 100
Lakewood Speedway
Aug
19
1956 USAC Springfield 100
Springfield Raceway
Aug
26
1956 USAC Milwaukee 250
Wisconsin State Fair Park Speedway
Sep
3
1956 USAC Ted Horn Memorial 100
DuQuoin State Fairgrounds
Sep
8
1956 USAC Syracuse 100
The Syracuse Mile
Sep
15
1956 USAC Hoosier Hundred
Indiana State Fairgrounds
Oct
21
1956 USAC Golden State 100
Sacramento Raceway Park
Nov
12
1956 USAC Bobby Ball 100
Phoenix International Raceway