| Teams 1968 National 500 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | King Enterprises | Pete Hamilton | Dodge |
| 3 | Dub Clewis | Richard Brickhouse | Plymouth |
| 3 | Fox Racing | Buddy Baker | Dodge |
| 4 | DeWitt Racing | John Sears | Ford |
| 5 | Robertson Racing | Earl Brooks | Ford |
| 6 | Castle Racing | Neil Castles | Plymouth |
| 6 | Owens Racing | Charlie Glotzbach | Dodge |
| 7 | Shorty Johns | Bobby Johns | Chevrolet |
| 8 | Negre Racing | Ed Negre | Ford |
| 9 | Roy Tyner | Roy Tyner | Pontiac |
| 9 | Roy Tyner | Bill Vanderhoff | Chevrolet |
| 10 | Champion Racing | Bill Champion | Ford |
| 11 | Holman-Moody Racing | A.J. Foyt | Ford |
| 14 | Friedkin Enterprises | Bobby Allison | Plymouth |
| 17 | Holman-Moody Racing | David Pearson | Ford |
| 18 | Dick Johnson | Dick Johnson | Ford |
| 20 | Clyde Lynn | Clyde Lynn | Ford |
| 21 | Wood Brothers Racing | Cale Yarborough | Mercury |
| 22 | Rossi's Automotive Engineering | Darel Dieringer | Plymouth |
| 25 | Robertson Racing | Jabe Thomas | Ford |
| 27 | Matthews Racing | Donnie Allison | Ford |
| 29 | Bondy Long | Bud Moore | Ford |
| 30 | Larry Wehrs | Dave Marcis | Chevrolet |
| 32 | Dick Behling | Marty Robbins | Dodge |
| 34 | Scott Racing | Wendell Scott | Ford |
| 38 | Archie Smith | Wayne Smith | Chevrolet |
| 39 | Red Sharp | Friday Hassler | Chevrolet |
| 42 | Elmer Buxton | Lennie Waldo | Ford |
| 43 | Petty Enterprises | Richard Petty | Plymouth |
| 45 | Siefert Racing | Cecil Gordon | Ford |
| 46 | Tom Hunter | Roy Mayne | Chevrolet |
| 47 | Siefert Racing | Elmo Langley | Ford |
| 48 | Hylton Engineering | James Hylton | Dodge |
| 49 | GC Spencer Racing | G.C. Spencer | Plymouth |
| 51 | Margo Hamm | Stan Meserve | Dodge |
| 61 | Ellington Racing | Hoss Ellington | Mercury |
| 64 | Elmo Langley & Henry Woodfield | Bill Seifert | Ford |
| 71 | K&K Racing | Bobby Isaac | Dodge |
| 75 | Butch Hartman | Butch Hartman | Dodge |
| 76 | Don Culpepper | Ben Arnold | Ford |
| 80 | E.C. Reid | E.J. Trivette | Chevrolet |
| 84 | Rocky Hinton | Roy Trantham | Ford |
| 97 | Red Farmer | Red Farmer | Ford |
| 98 | Junior Johnson and Associates | LeeRoy Yarbrough | Ford |
| 99 | Nichels Engineering | Paul Goldsmith | Dodge |