| 1 | |  Incheon United | 24 | 13 | 6 | 5 | 36 | 26 | 10 | 45 | G19:00 | 22/10/05 | R 23  Busan I Park 2 Incheon United 3 M15:00 | 30/10/05 | R 24 Incheon United 0 Daejeon Citizen FC 1 G15:30 | 06/11/05 | R 25 Jeonnam Dragons 0 Incheon United 1 M19:00 | 09/11/05 | R 26 Incheon United 1 Gimcheon Sangmu FC 2 G14:00 | 20/11/05 | R semifinal Busan I Park 0 Incheon United 2 M14:30 | 27/11/05 | R final Incheon United 1 Ulsan Hyundai FC 5 |
| 2 | |  Seongnam FC | 24 | 12 | 7 | 5 | 40 | 24 | 16 | 43 | G19:00 | 19/10/05 | R 22 Seongnam FC 2 Daejeon Citizen FC 0 G15:30 | 23/10/05 | R 23 Jeonnam Dragons 0 Seongnam FC 2 G15:00 | 30/10/05 | R 24 Seongnam FC 2 Gimcheon Sangmu FC 1 B15:00 | 06/11/05 | R 25 Ulsan Hyundai FC 0 Seongnam FC 0 B19:00 | 09/11/05 | R 26 Seongnam FC 2 Pohang Steelers 2 M14:00 | 20/11/05 | R semifinal Seongnam FC 1 Ulsan Hyundai FC 2 |
| 3 | |  Ulsan Hyundai FC | 24 | 13 | 4 | 7 | 31 | 24 | 7 | 43 | G19:30 | 19/10/05 | R 22 Ulsan Hyundai FC 1 Gimcheon Sangmu FC 0 M15:30 | 29/10/05 | R 24 Pohang Steelers 2 Ulsan Hyundai FC 1 B15:00 | 06/11/05 | R 25 Ulsan Hyundai FC 0 Seongnam FC 0 G19:00 | 09/11/05 | R 26 Jeonbuk Hyundai Motors 2 Ulsan Hyundai FC 3 G14:00 | 20/11/05 | R semifinal Seongnam FC 1 Ulsan Hyundai FC 2 G14:30 | 27/11/05 | R final Incheon United 1 Ulsan Hyundai FC 5 |
| 4 | |  Jeju United FC | 24 | 12 | 6 | 6 | 26 | 18 | 8 | 42 | M19:30 | 05/10/05 | R 20 Incheon United 1 Jeju United FC 0 G15:00 | 16/10/05 | R 21 Jeju United FC 1 FC Seoul 0 G15:00 | 23/10/05 | R 23 Daegu FC 1 Jeju United FC 2 G15:00 | 30/10/05 | R 24 Jeju United FC 2 Suwon Bluewings 1 G15:00 | 06/11/05 | R 25 Busan I Park 0 Jeju United FC 1 B19:00 | 09/11/05 | R 26 Jeju United FC 1 Daejeon Citizen FC 1 |
| 5 | |  Pohang Steelers | 24 | 11 | 7 | 6 | 28 | 22 | 6 | 40 | G19:30 | 05/10/05 | R 20 Pohang Steelers 1 Busan I Park 0 B15:00 | 16/10/05 | R 21 Daejeon Citizen FC 0 Pohang Steelers 0 B19:30 | 19/10/05 | R 22 Pohang Steelers 1 Jeonnam Dragons 1 G16:00 | 23/10/05 | R 23 Gimcheon Sangmu FC 0 Pohang Steelers 3 G15:30 | 29/10/05 | R 24 Pohang Steelers 2 Ulsan Hyundai FC 1 B19:00 | 09/11/05 | R 26 Seongnam FC 2 Pohang Steelers 2 |
| 6 | |  FC Seoul | 24 | 8 | 8 | 8 | 37 | 32 | 5 | 32 | M15:00 | 16/10/05 | R 21 Jeju United FC 1 FC Seoul 0 M20:00 | 19/10/05 | R 22 FC Seoul 1 Daegu FC 2 G15:00 | 23/10/05 | R 23 Suwon Bluewings 0 FC Seoul 3 G15:00 | 30/10/05 | R 24 FC Seoul 2 Busan I Park 0 B15:00 | 06/11/05 | R 25 Daejeon Citizen FC 0 FC Seoul 0 M19:00 | 09/11/05 | R 26 FC Seoul 2 Jeonnam Dragons 3 |
| 7 | |  Daejeon Citizen FC | 24 | 6 | 12 | 6 | 19 | 20 | -1 | 30 | B15:00 | 16/10/05 | R 21 Daejeon Citizen FC 0 Pohang Steelers 0 M19:00 | 19/10/05 | R 22 Seongnam FC 2 Daejeon Citizen FC 0 G15:00 | 23/10/05 | R 23 Daejeon Citizen FC 2 Jeonbuk Hyundai Motors 1 G15:00 | 30/10/05 | R 24 Incheon United 0 Daejeon Citizen FC 1 B15:00 | 06/11/05 | R 25 Daejeon Citizen FC 0 FC Seoul 0 B19:00 | 09/11/05 | R 26 Jeju United FC 1 Daejeon Citizen FC 1 |
| 8 | |  Daegu FC | 24 | 8 | 6 | 10 | 29 | 36 | -7 | 30 | G19:00 | 05/10/05 | R 20 Jeonbuk Hyundai Motors 0 Daegu FC 2 B15:00 | 16/10/05 | R 21 Daegu FC 1 Incheon United 1 G20:00 | 19/10/05 | R 22 FC Seoul 1 Daegu FC 2 M15:00 | 23/10/05 | R 23 Daegu FC 1 Jeju United FC 2 B15:00 | 06/11/05 | R 25 Suwon Bluewings 0 Daegu FC 0 B19:00 | 09/11/05 | R 26 Daegu FC 2 Busan I Park 2 |
| 9 | |  Suwon Bluewings | 24 | 6 | 10 | 8 | 29 | 32 | -3 | 28 | M19:00 | 05/10/05 | R 20 Seongnam FC 1 Suwon Bluewings 0 B15:00 | 16/10/05 | R 21 Suwon Bluewings 2 Jeonbuk Hyundai Motors 2 B19:30 | 19/10/05 | R 22 Incheon United 1 Suwon Bluewings 1 M15:00 | 23/10/05 | R 23 Suwon Bluewings 0 FC Seoul 3 M15:00 | 30/10/05 | R 24 Jeju United FC 2 Suwon Bluewings 1 B15:00 | 06/11/05 | R 25 Suwon Bluewings 0 Daegu FC 0 |
| 10 | |  Busan I Park | 24 | 7 | 7 | 10 | 28 | 31 | -3 | 28 | B19:00 | 19/10/05 | R 22 Jeonbuk Hyundai Motors 1 Busan I Park 1 M19:00 | 22/10/05 | R 23 Busan I Park 2 Incheon United 3 M15:00 | 30/10/05 | R 24 FC Seoul 2 Busan I Park 0 M15:00 | 06/11/05 | R 25 Busan I Park 0 Jeju United FC 1 B19:00 | 09/11/05 | R 26 Daegu FC 2 Busan I Park 2 M14:00 | 20/11/05 | R semifinal Busan I Park 0 Incheon United 2 |
| 11 | |  Jeonnam Dragons | 24 | 7 | 6 | 11 | 23 | 29 | -6 | 27 | M15:30 | 16/10/05 | R 21 Jeonnam Dragons 1 Ulsan Hyundai FC 2 B19:30 | 19/10/05 | R 22 Pohang Steelers 1 Jeonnam Dragons 1 M15:30 | 23/10/05 | R 23 Jeonnam Dragons 0 Seongnam FC 2 M17:00 | 30/10/05 | R 24 Jeonbuk Hyundai Motors 1 Jeonnam Dragons 0 M15:30 | 06/11/05 | R 25 Jeonnam Dragons 0 Incheon United 1 G19:00 | 09/11/05 | R 26 FC Seoul 2 Jeonnam Dragons 3 |
| 12 | |  Jeonbuk Hyundai Motors | 24 | 4 | 6 | 14 | 24 | 41 | -17 | 18 | B15:00 | 16/10/05 | R 21 Suwon Bluewings 2 Jeonbuk Hyundai Motors 2 B19:00 | 19/10/05 | R 22 Jeonbuk Hyundai Motors 1 Busan I Park 1 M15:00 | 23/10/05 | R 23 Daejeon Citizen FC 2 Jeonbuk Hyundai Motors 1 G17:00 | 30/10/05 | R 24 Jeonbuk Hyundai Motors 1 Jeonnam Dragons 0 B15:00 | 06/11/05 | R 25 Gimcheon Sangmu FC 0 Jeonbuk Hyundai Motors 0 M19:00 | 09/11/05 | R 26 Jeonbuk Hyundai Motors 2 Ulsan Hyundai FC 3 |
| 13 | |  Gimcheon Sangmu FC | 24 | 4 | 5 | 15 | 23 | 38 | -15 | 17 | M19:00 | 05/10/05 | R 20 Jeonnam Dragons 2 Gimcheon Sangmu FC 0 M19:30 | 19/10/05 | R 22 Ulsan Hyundai FC 1 Gimcheon Sangmu FC 0 M16:00 | 23/10/05 | R 23 Gimcheon Sangmu FC 0 Pohang Steelers 3 M15:00 | 30/10/05 | R 24 Seongnam FC 2 Gimcheon Sangmu FC 1 B15:00 | 06/11/05 | R 25 Gimcheon Sangmu FC 0 Jeonbuk Hyundai Motors 0 G19:00 | 09/11/05 | R 26 Incheon United 1 Gimcheon Sangmu FC 2 |
