The 1998–99 Slovak 1.Liga season was the sixth season of the Slovak 1. Liga, the second level of ice hockey in Slovakia. 12 teams participated in the league, and HK Spartak Dubnica won the championship.
| Club | GP | W | T | L | Goals | Pts | ||
|---|---|---|---|---|---|---|---|---|
| 1. | 22 | 15 | 0 | 5 | 94:37 | 30 | ||
| 2. | 22 | 12 | 5 | 3 | 80:52 | 29 | ||
| 3. | 22 | 10 | 4 | 6 | 66:47 | 24 | ||
| 4. | 22 | 10 | 4 | 6 | 71:54 | 24 | ||
| 5. | 22 | 8 | 5 | 7 | 76:67 | 21 | ||
| 6. | 22 | 8 | 4 | 8 | 58:70 | 20 | ||
| 7. | 22 | 7 | 6 | 7 | 72:73 | 20 | ||
| 8. | 22 | 7 | 3 | 10 | 51:85 | 17 | ||
| 9. | 22 | 7 | 1 | 12 | 65:62 | 15 | ||
| 10. | 22 | 5 | 5 | 10 | 52:73 | 15 | ||
| 11. | 22 | 2 | 1 | 17 | 54:119 | 5 | ||
| 12. | – | – | – | – | –:– | – |
| Club | GP | W | T | L | Goals | Pts | ||
|---|---|---|---|---|---|---|---|---|
| 1. | 36 | 21 | 5 | 10 | 155:101 | 66 | ||
| 2. | 36 | 17 | 9 | 10 | 156:114 | 60 | ||
| 3. | 36 | 17 | 9 | 10 | 139:102 | 57 | ||
| 4. | 36 | 18 | 4 | 14 | 139:110 | 55 | ||
| 5. | 36 | 15 | 7 | 14 | 137:131 | 47 | ||
| 6. | 36 | 14 | 4 | 18 | 102:151 | 47 | ||
| 7. | 36 | 12 | 5 | 19 | 114:163 | 42 | ||
| 8. | 36 | 9 | 7 | 20 | 106:136 | 38 | ||
| 9. | 36 | 3 | 3 | 30 | 94:219 | 37 | ||
| 10. | – | – | – | – | –:– | – |