| Sunday, November 22nd, 1998 |
| CL Heath Bell received a 1-year contract through automatic renewal worth a total of $186,034. |
| SP Aaron Sele becomes a free-agent. |
| MR Rheal Cormier received a 1-year contract through automatic renewal worth a total of $186,034. |
| SP Livan Hernandez received a 1-year contract through automatic renewal worth a total of $186,034. |
| 3B Shea Hillenbrand received a 1-year contract through automatic renewal worth a total of $186,034. |
| LF Todd Steverson received a 1-year contract through automatic renewal worth a total of $186,034. |
| MR Luther Hackman received a 1-year contract through automatic renewal worth a total of $186,034. |
| SP Juan Guzman becomes a free-agent. |
| MR John h Patterson received a 1-year contract through automatic renewal worth a total of $186,034. |
| MR Eric Gagne received a 1-year contract through automatic renewal worth a total of $186,034. |
| MR Danny Graves received a 1-year contract through automatic renewal worth a total of $186,034. |
| MR Andrew Lorraine received a 1-year contract through automatic renewal worth a total of $186,034. |
| MR Brian Barber received a 1-year contract through automatic renewal worth a total of $186,034. |
| CF Steve Finley becomes a free-agent. |
| C Mike Redmond received a 1-year contract through automatic renewal worth a total of $186,034. |
| 1B Wil Cordero becomes a free-agent. |
| MR Paul Spoljaric becomes a free-agent. |
| MR Mike Schooler becomes a free-agent. |
| MR Tim Davis becomes a free-agent. |
| MR Joe Hudson becomes a free-agent. |
| MR Mike Bertotti becomes a free-agent. |
| MR Juan Acevedo becomes a free-agent. |
| MR Steve Searcy becomes a free-agent. |
| MR Bart Evans becomes a free-agent. |
| MR Curtis King becomes a free-agent. |
| MR Duff Brumley becomes a free-agent. |
| MR Joe Crawford becomes a free-agent. |
| MR Steve Rosenberg becomes a free-agent. |
| MR Derek Aucoin becomes a free-agent. |
| MR Ryan Karp becomes a free-agent. |
| MR Mark f Corey becomes a free-agent. |
| MR Reid Cornelius becomes a free-agent. |
| MR Bill Hurst becomes a free-agent. |
| MR David West becomes a free-agent. |
| MR Brian Fitzgerald becomes a free-agent. |
| MR Steve Wilson becomes a free-agent. |
| MR Jessie Hollins becomes a free-agent. |
| C Chris Heintz becomes a free-agent. |
| Sunday, November 1st, 1998 |
| Signed MR Tom Martin to a 1-year contract extension worth a total of $1,140,000. |
| Signed SP Sterling Hitchcock to a 1-year contract extension worth a total of $4,315,000. |
| Signed 1B Tino Martinez to a 1-year contract extension worth a total of $1,245,000. |
| Signed SP Shawn Estes to a 1-year contract extension worth a total of $1,775,000. |
| Signed MR Brian Sikorski to a 1-year contract extension worth a total of $560,000. |
| Saturday, October 31st, 1998 |
| Signed RF Billy Ashley to a 1-year contract extension worth a total of $340,000. |
| Signed 1B Shane Andrews to a 1-year contract extension worth a total of $290,000. |
| Signed CF Eric Owens to a 1-year contract extension worth a total of $650,000. |
| Signed 2B Bret Boone to a 1-year contract extension worth a total of $345,000. |
| Signed SS Bobby Smith to a 1-year contract extension worth a total of $305,000. |
| Signed SP Kelvim Escobar to a 1-year contract extension worth a total of $2,505,000. |