Last with Arizona Diamondbacks · P · No longer on a 40-man roster
Zack Godley has an estimated 4 years and 144 days of major league service time — 4.144 in the notation clubs use, from 832 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2015 | Arizona Diamondbacks | 49 | 0.049 | From transactions |
| 2016 | Arizona Diamondbacks | 91 | 0.140 | From transactions |
| 2017 | Arizona Diamondbacks | 141 | 1.109 | From transactions |
| 2018 | Arizona Diamondbacks | 172 | 2.109 | From transactions |
| 2019 | Arizona Diamondbacks, Toronto Blue Jays | 165 | 3.102 | From transactions |
| 2020 | Boston Red Sox | 172 | 4.102 | From transactions |
| 2021 | Milwaukee Brewers | 42 | 4.144 | From transactions |
172 days credit a full year, so a season adds at most 1.000 no matter how long a player is on a roster. 3.000 years reaches salary arbitration and 6.000 reaches free agency —
what every threshold unlocks.
This figure is an estimate reconstructed from public roster
transaction records. It is not an official MLB or MLBPA figure — those are
not published. See the
methodology.
Last updated 2026-10-12.
Independent project, not affiliated with or endorsed by Major League
Baseball or the MLBPA.