| Starter | Tm | Tier | Game |
|---|---|---|---|
| Billy Pierce | CHA | 5.15 | 195809060_CHA_CLE |
| Billy O'Dell | BAL | 3.57 | 195809060_BOS_BAL |
| Warren Spahn | ATL | 3.16 | 195809071_ATL_PIT |
| Frank Lary | DET | 2.68 | 195809070_OAK_DET |
| Johnny Antonelli | SFN | 1.34 | 195809060_SFN_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Drott | CHN | -5.43 | 195809072_SFN_CHN |
| Ruben Gomez | SFN | -2.51 | 195809072_SFN_CHN |
| Seth Morehead | PHI | -2.45 | 195809072_CIN_PHI |
| Tom Acker | CIN | -0.63 | 195809080_CIN_PIT |
| Duke Maas | NYA | -0.36 | 195809072_MIN_NYA |
Based on accumulated WAA for this season up to 1958-09-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.36 | Whitey Ford | 201.3 | NYA |
| +008+ | 5.98 | Bob Turley | 226 | NYA |
| +011+ | 5.82 | Sam Jones | 221.3 | SLN |
| +015+ | 5.41 | Billy O'Dell | 206.7 | BAL |
| +016+ | 5.31 | Warren Spahn | 263 | ATL |
| +018+ | 5.23 | Billy Pierce | 210 | CHA |
| +019+ | 5.16 | Red Witt | 97.3 | PIT |
| +022+ | 4.99 | Jack Harshman | 206.7 | BAL |
| +023+ | 4.6 | Stu Miller | 149.3 | SFN |
| +024+ | 4.4 | Frank Lary | 223 | DET |
| +026+ | 4.29 | Carl Willey | 121.7 | ATL |
| +029+ | 3.91 | Dick Donovan | 218.7 | CHA |
| +030+ | 3.86 | Lew Burdette | 242.3 | ATL |
| +031+ | 3.82 | Joey Jay | 95.7 | ATL |
| +038+ | 3.35 | Cal McLish | 193.7 | CLE |
| +040+ | 3.24 | Hoyt Wilhelm | 103.7 | TOT |
| +043+ | 3.17 | Robin Roberts | 234.3 | PHI |
| +044+ | 3.09 | Arnie Portocarrero | 178.7 | BAL |
| +051+ | 2.7 | Johnny Antonelli | 217 | SFN |
| +054+ | 2.51 | Dave Hillman | 110 | CHN |
| +057+ | 2.48 | Gary Bell | 146.7 | CLE |
| +059+ | 2.4 | Juan Pizarro | 73 | ATL |
| +060+ | 2.4 | Camilo Pascual | 159.7 | MIN |
| +067+ | 2.14 | Art Ditmar | 130.3 | NYA |
| +072+ | 2.02 | Wilmer Mizell | 169.7 | SLN |
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