Jornada 1
Jornada 2
Jornada 3
| 28 Ago 98 |  Newry City |
2 - 1 |  Cliftonvill |
... |
| 28 Ago 98 |  Crusaders |
1 - 4 |  Linfield |
... |
| 28 Ago 98 |  Ballymena |
0 - 0 |  Omagh Town |
... |
| 01 Sep 98 | Cliftonvill |
0 - 1 | Ballymena |
... |
| 01 Sep 98 | Omagh Town |
0 - 0 | Crusaders |
... |
Jornada 4
Jornada 5
Jornada 6
Jornada 7
| 19 Sep 98 | Crusaders |
0 - 0 |  Glentoran |
... |
| 19 Sep 98 | Ballymena |
1 - 1 | Newry City |
... |
| 19 Sep 98 | Linfield |
1 - 0 | Cliftonvill |
... |
| 26 Sep 98 | Cliftonvill |
2 - 1 | Omagh Town |
... |
| 26 Sep 98 | Newry City |
0 - 0 | Crusaders |
... |
Jornada 8
Jornada 9
Jornada 10
| 06 Oct 98 | Glentoran |
0 - 1 | Cliftonvill |
... |
| 06 Oct 98 |  Portadown |
3 - 0 |  Coleraine |
... |
| 07 Oct 98 | Newry City |
0 - 2 | Omagh Town |
... |
| 17 Oct 98 |  Glenavon |
0 - 0 | Ballymena |
... |
| 17 Oct 98 | Cliftonvill |
0 - 0 | Portadown |
... |
Jornada 11
| 17 Oct 98 | Omagh Town |
0 - 2 | Glentoran |
... |
| 17 Oct 98 | Coleraine |
0 - 2 | Crusaders |
... |
| 17 Oct 98 | Linfield |
2 - 2 | Newry City |
... |
| 24 Oct 98 | Cliftonvill |
1 - 4 | Newry City |
... |
| 24 Oct 98 | Omagh Town |
1 - 4 | Ballymena |
... |
Jornada 12
Jornada 13
| 31 Oct 98 | Crusaders |
5 - 0 | Omagh Town |
... |
| 31 Oct 98 | Ballymena |
1 - 2 | Cliftonvill |
... |
| 31 Oct 98 | Glentoran |
5 - 4 | Coleraine |
... |
| 07 Nov 98 | Glenavon |
0 - 1 | Cliftonvill |
... |
| 07 Nov 98 | Newry City |
1 - 1 | Coleraine |
... |
Jornada 14
Jornada 15
Jornada 16
Jornada 17
Jornada 18
Jornada 19
Jornada 20
Jornada 21
Jornada 22
Jornada 23
| 02 Ene 99 | Linfield |
3 - 0 | Omagh Town |
... |
| 09 Ene 99 | Glenavon |
6 - 1 | Omagh Town |
... |
| 09 Ene 99 | Cliftonvill |
0 - 0 | Glentoran |
... |
| 09 Ene 99 | Crusaders |
3 - 2 | Newry City |
... |
| 09 Ene 99 | Ballymena |
2 - 2 | Portadown |
... |
Jornada 24
Jornada 25
Jornada 26
| 30 Ene 99 | Ballymena |
0 - 0 | Newry City |
... |
| 30 Ene 99 | Portadown |
1 - 3 | Glentoran |
... |
| 06 Feb 99 | Glenavon |
3 - 1 | Coleraine |
... |
| 06 Feb 99 | Omagh Town |
1 - 0 | Portadown |
... |
| 06 Feb 99 | Newry City |
1 - 0 | Cliftonvill |
... |
Jornada 27
Jornada 28
| 13 Feb 99 | Glentoran |
2 - 0 | Omagh Town |
... |
| 13 Feb 99 | Portadown |
2 - 1 | Newry City |
... |
| 20 Feb 99 | Omagh Town |
2 - 3 | Newry City |
... |
| 27 Feb 99 | Glenavon |
1 - 0 | Ballymena |
... |
| 27 Feb 99 | Omagh Town |
1 - 2 | Crusaders |
... |
Jornada 29
| 27 Feb 99 | Newry City |
1 - 0 | Glentoran |
... |
| 27 Feb 99 | Coleraine |
3 - 1 | Cliftonvill |
... |
| 27 Feb 99 | Linfield |
3 - 1 | Portadown |
... |
| 06 Mar 99 | Cliftonvill |
1 - 1 | Crusaders |
... |
| 06 Mar 99 | Newry City |
1 - 1 | Omagh Town |
... |
Jornada 30
Jornada 31
Jornada 32
Jornada 33
Jornada 34
Jornada 35
Jornada 36
| 24 Abr 99 | Cliftonvill |
0 - 2 | Newry City |
... |
| 24 Abr 99 | Ballymena |
3 - 6 | Glentoran |
... |
| 24 Abr 99 | Crusaders |
3 - 2 | Linfield |
... |
| 15 Sep 98 | Glentoran |
1 - 0 | Portadown |
... |
| 15 Sep 98 | Omagh Town |
1 - 3 | Newry City |
... |