Note that the AP has ranked a variable number of teams since it began in 1948-49.

 1948-49 through 1960-61: top 20
 1961-62 through 1963-64: top 10
 1964-65: top 10, except for preseason which was top 20
 1965-66 through 1967-68: top 10
 1968-69 through 1988-89: top 20
 1989-90 through present: top 25

AP Top 25 Matchups

AP Top 25 Matchups Table
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 All
1 1-0 - - - - - 1-0 1-0 - 3-0 1-0 - - 1-0 - - - - 0-1 - - - 1-0 - ....9-1
2 0-1 - - 0-1 2-1 - 1-0 0-1 1-0 - 0-1 2-0 - - 0-1 - 1-1 - 1-0 - - - - - ....8-7
3 - - - 0-1 1-0 - 1-0 - 0-1 0-1 - 0-1 1-0 1-0 0-1 - - 1-0 0-1 - 1-0 - - 0-1 ....6-7
4 - - - - - 1-0 - - - 1-1 - 2-0 0-1 0-1 - 0-1 - - - 0-1 - - - - ....4-5
5 - 1-0 1-0 - - 1-0 1-0 - 0-1 0-1 - - 1-0 - 2-0 0-1 - - - - - - 1-0 - ....8-3
6 - 1-2 0-1 - - - 0-1 - 1-0 - - - 1-0 - 1-0 - - - 0-1 - - 2-0 - - ....6-5
7 - - - 0-1 0-1 - - 1-0 - 1-0 - - - - - - 0-1 - - 0-1 1-0 - - - ....3-4
8 0-1 0-1 0-1 - 0-1 1-0 - - 1-0 - 1-0 1-0 - 0-1 - - - 1-0 1-0 - 0-1 - - - ....6-6
9 0-1 1-0 - - - - 0-1 - - 0-1 0-1 - - 0-1 - - - - - - - - - - ....1-5
10 - 0-1 1-0 - 1-0 0-1 - 0-1 - 2-0 0-1 - 0-1 - - - - - - - 2-0 - 2-0 - ....8-5
11 0-3 - 1-0 1-1 1-0 - 0-1 - 1-0 0-2 - - 0-1 - - - 0-1 - - 0-1 - - - - ....4-10
12 0-1 1-0 - - - - - 0-1 1-0 1-0 - 1-0 - 0-1 - - 2-0 1-0 - 1-0 - - - 1-0 ....9-3
13 - 0-2 1-0 0-2 - - - 0-1 - - - 0-1 - - - - 1-0 0-1 - - - 0-1 - - ....2-8
14 - - 0-1 1-0 0-1 0-1 - - - 1-0 1-0 - - - - - - - 1-0 - - - 1-0 - ....5-3
15 0-1 - 0-1 1-0 - - - 1-0 1-0 - - 1-0 - - - 1-0 1-0 - - 1-0 0-1 0-1 - 1-0 ....8-4
16 - 1-0 1-0 - 0-2 0-1 - - - - - - - - - - 1-1 - 1-0 1-0 - - - 0-1 ....5-5
17 - - - 1-0 1-0 - - - - - - - - - 0-1 - 1-0 - 1-0 - 1-0 - 2-0 - ....7-1
18 - 1-1 - - - - 1-0 - - - 1-0 0-2 0-1 - 0-1 1-1 0-1 - 1-0 - 1-0 - - - ....6-7
19 - - 0-1 - - - - 0-1 - - - 0-1 1-0 - - - - - 1-0 0-1 2-1 1-0 - - ....5-5
20 1-0 0-1 1-0 - - 1-0 - 0-1 - - - - - 0-1 - 0-1 0-1 0-1 0-1 0-1 - - - - ....3-8
21 - - - 1-0 - - 1-0 - - - 1-0 0-1 - - 0-1 0-1 - - 1-0 1-0 - 0-2 - - ....5-5
22 - - 0-1 - - - 0-1 1-0 - 0-2 - - - - 1-0 - 0-1 0-1 1-2 - - - 0-1 - ....3-9
23 - - - - - 0-2 - - - - - - 1-0 - 1-0 - - - 0-1 - 2-0 - 0-1 - ....4-4
24 0-1 - - - 0-1 - - - - 0-2 - - - 0-1 - - 0-2 - - - - 1-0 1-0 - ....2-7
25 - - 1-0 - - - - - - - - 0-1 - - 0-1 1-0 - - - - - - - - ....2-2
- - - - - - - - - - - - - - - - - - - - - - - - - - -
All 1-9 7-8 7-6 5-4 3-8 5-6 4-3 6-6 5-1 5-8 10-4 3-9 8-2 3-5 4-8 5-5 1-7 7-6 5-5 8-3 5-5 9-3 4-4 7-2 2-2