The third season of Oz premiered on July 14, 1999 on the premium cable network HBO and concluded on September 1, 1999.
| # | Episode | Date of air |
|---|---|---|
| 1 | The Truth and Nothing But... | July 14, 1999 |
| 2 | Napoleon's Boney Parts | July 21, 1999 |
| 3 | Legs | July 28, 1999 |
| 4 | Unnatural Disasters | August 4, 1999 |
| 5 | U.S. Male | August 11, 1999 |
| 6 | Cruel and Unusual Punishments | August 18, 1999 |
| 7 | Secret Identities | August 25, 1999 |
| 8 | Out o' Time | September 1, 1999 |