Hide car manufacturers with less than 10 entries
Hide car manufacturers who only participated in Indy 500
Ignore non-championship races
| No | Car Manufacturer | Races | Active Years |
|---|
| 176 | Lagonda (Non-champ only) | 5 |
1946–1948, 1950 |
| 177 |  Lambo | 16 |
1991 |
| 178 | Lamplola (Non-champ only) | 1 |
1971 |
| 179 | Lancia | 13 |
1952, 1954–1956 |
| 180 | Lancia-Marino (Non-champ only) | 1 |
1957 |
| 181 |  Langley (Indy only) | 1 |
1950 |
| 182 |  Larrousse | 32 |
1993–1994 |
| 183 | LDA (Non-champ only) | 1 |
1965 |
| 184 |  LDS | 53 |
1961–1969 |
| 185 | Lea-Francis (Non-champ only) | 3 |
1949, 1951–1952 |
| 186 |  LEC | 8 |
1977, 1979 |
| 187 | Leda (Non-champ only) | 5 |
1971–1972 |
| 188 | Lenkin (Non-champ only) | 1 |
1946 |
| 189 | Lesovsky (Indy only) | 9 |
1950–1953, 1956–1960 |
| 190 | Leyton House | 32 |
1990–1991 |
| 191 | Life | 14 |
1990 |
| 192 | Ligier | 332 |
1976–1996 |
| 193 | Lister (Non-champ only) | 3 |
1955, 1957 |
| 194 | Lola | 298 |
1961–1965, 1967–1977, 1985–1991, 1993, 1997 |
| 195 | Lombard (Non-champ only) | 1 |
1947 |
| 196 | Lotus | 896 |
1954–1994, 2010–2015 |
| 197 | Lycoming (Non-champ only) | 3 |
1960–1962 |
| 198 | Lyncar | 25 |
1974–1977 |
| 199 | Lynx (Non-champ only) | 1 |
1962 |
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