| Starter | Tm | Tier | Game |
|---|---|---|---|
| Whitey Ford | NYA | 18.22 | 195807290_NYA_OAK |
| Warren Spahn | ATL | 4.16 | 195807300_LAN_ATL |
| Arnie Portocarrero | BAL | 3.03 | 195807300_BAL_CLE |
| Johnny Antonelli | SFN | 2.61 | 195807300_SFN_CIN |
| Sam Jones | SLN | 2.39 | 195807290_SLN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Russ Kemmerer | MIN | -2.84 | 195807290_MIN_CHA |
| Jack Urban | OAK | -1.61 | 195807310_NYA_OAK |
| Don Drysdale | LAN | -0.95 | 195807290_LAN_ATL |
| Don Cardwell | PHI | -0.88 | 195807290_SLN_PHI |
| Don Newcombe | CIN | -0.67 | 195807310_SFN_CIN |
Based on accumulated WAA for this season up to 1958-07-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.41 | Whitey Ford | 168 | NYA |
| +008+ | 4.49 | Sam Jones | 158 | SLN |
| +011+ | 4.14 | Arnie Portocarrero | 137.7 | BAL |
| +013+ | 4.09 | Bob Turley | 162 | NYA |
| +014+ | 4.07 | Stu Miller | 94.3 | SFN |
| +015+ | 3.92 | Billy Pierce | 153.3 | CHA |
| +018+ | 3.64 | Joey Jay | 84.7 | ATL |
| +019+ | 3.42 | Jack Harshman | 141.3 | BAL |
| +021+ | 3.3 | Hoyt Wilhelm | 75.7 | CLE |
| +023+ | 3.26 | Robin Roberts | 177.7 | PHI |
| +027+ | 3.07 | Johnny Antonelli | 160.3 | SFN |
| +029+ | 3.03 | Billy O'Dell | 151 | BAL |
| +036+ | 2.63 | Warren Spahn | 185.3 | ATL |
| +039+ | 2.48 | Cal McLish | 126.7 | CLE |
| +040+ | 2.47 | Camilo Pascual | 102.3 | MIN |
| +042+ | 2.38 | Ray Semproch | 151 | PHI |
| +043+ | 2.32 | Frank Lary | 164 | DET |
| +045+ | 2.25 | Wilmer Mizell | 128.3 | SLN |
| +046+ | 2.25 | Ike Delock | 82 | BOS |
| +053+ | 1.89 | Don Larsen | 86.3 | NYA |
| +057+ | 1.77 | Art Ditmar | 75.7 | NYA |
| +059+ | 1.73 | Al Worthington | 115 | SFN |
| +064+ | 1.63 | Carl Willey | 60 | ATL |
| +067+ | 1.58 | Red Witt | 45 | PIT |
| +070+ | 1.57 | Bob Purkey | 162 | CIN |
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