| Name | Pos | Salary | Through | Years Left | Notes | Years in Majors |
| G. Brett | 1B | $17,530,000 | 1988 | 1 years left | Extension signed. | 15 years |
| J. Clark | RF | $14,000,000 | 1990 | 3 years left | | 14 years |
| L. Parrish | C | $11,800,000 | 1989 | 2 years left | | 11 years |
| E. Davis | CF | $6,600,000 | 1988 | 1 years left | Arbitration (Estimate: $5,640,000) | 4 years |
| O. Hershiser | SP | $2,957,143 | 1988 | 1 years left | Arbitration (Estimate: $2,110,000) | 4 years |
| M. Gubicza | SP | $2,614,286 | 1988 | 1 years left | Arbitration (Estimate: $3,850,000) | 4 years |
| B. Bonnell | RF | $1,900,000 | 1989 | 2 years left | | 11 years |
| D. Corbett | MR | $1,800,000 | 1988 | 1 years left | Free agent after this season! | 9 years |
| G. Hoffman | MR | $1,800,000 | 1989 | 2 years left | | 8 years |
| M. Marshall | 3B | $1,500,000 | 1991 | 4 years left | | 5 years |
| T. Puhl | RF | $1,500,000 | 1989 | 2 years left | | 11 years |
| T. Burke | MR | $771,429 | 1988 | 1 years left | Arbitration (Estimate: $1,020,000) | 3 years |
| C. Lea | MR | $600,000 | 1989 | 2 years left | | 6 years |
| J. Gleaton | MR | $535,000 | 1988 | 1 years left | Arbitration (Estimate: $300,000) | 4 years |
| D. Beard | MR | $350,000 | 1988 | 1 years left | Free agent after this season! | 6 years |
| D. Henson | RF | $350,000 | 1988 | 1 years left | Arbitration (Estimate: $300,000) | 4 years |
| B. Harvey | CL | $300,000 | 1988 | 1 years left | Automatic Resign. | 0 years |
| C. Finley | SP | $300,000 | 1988 | 1 years left | Possible Arbitration, 43 more days of service needed this year. | 2 years |
| G. Gonzalez | MR | $300,000 | 1988 | 1 years left | Automatic Resign. | 0 years |
| D. Cone | SP | $300,000 | 1988 | 1 years left | Possible Arbitration, 43 more days of service needed this year. | 2 years |
| N. Kelly | CF | $300,000 | 1988 | 1 years left | Possible Arbitration, 117 more days of service needed this year. | 2 years |
| A. Van Slyke | 3B | $300,000 | 1988 | 1 years left | Arbitration (Estimate: $3,790,000) | 3 years |
| O. Destrade | 1B | $300,000 | 1988 | 1 years left | Automatic Resign. | 1 years |
| S. Davis | MR | $300,000 | 1988 | 1 years left | Automatic Resign. | 1 years |
| J. Blauser | SS | $300,000 | 1988 | 1 years left | Automatic Resign. | 0 years |
| F. McGriff | 1B | $300,000 | 1988 | 1 years left | Possible Arbitration, 43 more days of service needed this year. | 2 years |
| J. Moyer | SP | $300,000 | 1988 | 1 years left | Possible Arbitration, 43 more days of service needed this year. | 2 years |
| R. Brazell | SP | Minor-League-Contract | - | - | | 0 years |
| K. Paris | 3B | Minor-League-Contract | - | - | | 0 years |
| W. Johnson | 2B | Minor-League-Contract | - | - | | 0 years |
| W. Bulger | 2B | Minor-League-Contract | - | - | | 0 years |
| J. Hearron | C | Minor-League-Contract | - | - | | 0 years |
| M. Davis | LF | Minor-League-Contract | - | - | | 5 years |
| P. Gibson | MR | Minor-League-Contract | - | - | | 0 years |
| R. Devera | SP | Minor-League-Contract | - | - | | 0 years |
| R. Williams | CF | Minor-League-Contract | - | - | | 0 years |
| J. Reed | MR | Minor-League-Contract | - | - | | 0 years |
| C. Widman | SP | Minor-League-Contract | - | - | | 0 years |
| R. Heinen | MR | Minor-League-Contract | - | - | | 0 years |
| H. Newman | CF | Minor-League-Contract | - | - | | 0 years |
| B. Delagarza | SP | Minor-League-Contract | - | - | | 0 years |
| E. Romero | SS | Minor-League-Contract | - | - | | 3 years |
| R. Rhoden | SP | Minor-League-Contract | - | - | | 12 years |
| M. Oquendo | SP | Minor-League-Contract | - | - | | 0 years |
| A. Pauline | MR | Minor-League-Contract | - | - | | 0 years |
| D. McCormack | C | Minor-League-Contract | - | - | | 1 years |
| S. Pugh | MR | Minor-League-Contract | - | - | | 0 years |
| N. Carballo | CL | Minor-League-Contract | - | - | | 0 years |
| A. Mizell | 1B | Minor-League-Contract | - | - | | 0 years |
| T. Bickham | 2B | Minor-League-Contract | - | - | | 0 years |
| M. Barbera | 3B | Minor-League-Contract | - | - | | 0 years |
| C. Williams | CF | Minor-League-Contract | - | - | | 0 years |
| J. Peden | CF | Minor-League-Contract | - | - | | 0 years |
| M. Gallego | 2B | Minor-League-Contract | - | - | | 0 years |
| T. Prince | C | Minor-League-Contract | - | - | | 0 years |
| J. Little | SP | Minor-League-Contract | - | - | | 6 years |
| S. Pederson | LF | Minor-League-Contract | - | - | | 0 years |
| A. Souza | SP | Minor-League-Contract | - | - | | 0 years |
| J. Leister | SP | Minor-League-Contract | - | - | | 0 years |
| M. Webster | CF | Minor-League-Contract | - | - | | 1 years |
| M. Stenhouse | 3B | Minor-League-Contract | - | - | | 0 years |
| M. Garcia | MR | Minor-League-Contract | - | - | | 0 years |
| M. Moore | SP | Minor-League-Contract | - | - | | 0 years |
| M. Mercer | MR | Minor-League-Contract | - | - | | 2 years |
| S. Wever | SP | Minor-League-Contract | - | - | | 0 years |
| M. Macfarlane | C | Minor-League-Contract | - | - | | 0 years |
| H. Colon | 2B | Minor-League-Contract | - | - | | 0 years |
| M. Trujillo | MR | Minor-League-Contract | - | - | | 0 years |
| K. Williams | CF | Minor-League-Contract | - | - | | 0 years |
| R. Renteria | 3B | Minor-League-Contract | - | - | | 0 years |
| M. Stanton | MR | Minor-League-Contract | - | - | | 8 years |
| D. Boone | MR | Minor-League-Contract | - | - | | 6 years |
| D. Bilardello | C | Minor-League-Contract | - | - | | 0 years |
| K. Hickey | MR | Minor-League-Contract | - | - | | 6 years |
| D. Clay | MR | Minor-League-Contract | - | - | | 0 years |
| R. O'Reily | MR | Minor-League-Contract | - | - | | 0 years |
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