| Divisional | |||||||||||||
| Year | Team | W | L | Pct | GB | L10 | Strk | Recent | RF | RA | Mgn | Mgc | |
| American League |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 1988 | Bloomington Hoosiers | 106 | 32 | .768 | - |   | 9-1 | L1 | lwwwwwwwww | 785 | 403 | 382 | 0 |
| 1988 | Dayton Triangles | 81 | 57 | .587 | 25 |   | 6-4 | W3 | wwwlllwwwl | 631 | 537 | 94 |   |
| 1988 | Frankfort Tigers | 77 | 67 | .535 | 32 |   | 5-5 | W2 | wwlwwlwlll | 651 | 651 | 0 |   |
| 1988 | Rockford Forest Citys | 73 | 65 | .529 | 33 |   | 6-4 | L3 | lllwwwlwww | 700 | 685 | 15 |   |
| 1988 | Indy Alley Cats | 71 | 67 | .514 | 35 |   | 2-8 | L5 | lllllwllwl | 652 | 673 | -21 |   |
| 1988 | Cleveland Spiders | 70 | 68 | .507 | 36 |   | 4-6 | L3 | lllwlwlwlw | 528 | 572 | -44 |   |
| 1988 | Cuyahoga River Flames | 66 | 72 | .478 | 40 |   | 6-4 | W5 | wwwwwlwlll | 590 | 655 | -65 |   |
| 1988 | Hatteras Pelicans | 65 | 79 | .451 | 44 |   | 5-5 | L2 | llwlwwlwlw | 609 | 707 | -98 |   |
| 1988 | Collierstown Highlanders | 64 | 80 | .444 | 45 |   | 4-6 | L2 | llwllwwlwl | 653 | 651 | 2 |   |
| 1988 | Carolina Bandits | 59 | 79 | .428 | 47 |   | 7-3 | W3 | wwwlwlwwlw | 606 | 654 | -48 |   |
| 1988 | Evanston Black Sox | 47 | 97 | .326 | 62 |   | 4-6 | W2 | wwlwlllllw | 502 | 787 | -285 |   |
|   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| National League |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 1988 | Bolton Hill Scotties | 88 | 56 | .611 | - |   | 8-2 | W3 | wwwlwwwlww | 734 | 560 | 174 | 21 |
| 1988 | Wichita Wind Surge | 84 | 54 | .609 | 1 |   | 8-2 | W2 | wwlwwlwwww | 663 | 533 | 130 | 23 |
| 1988 | Beast Coast Brushbacks | 85 | 59 | .590 | 3 |   | 9-1 | W2 | wwlwwwwwww | 635 | 486 | 149 | 24 |
| 1988 | Spirit Mountain Volcanoes | 75 | 63 | .543 | 10 |   | 6-4 | L2 | llwllwwwww | 554 | 534 | 20 | 34 |
| 1988 | Fairfax Peppers | 74 | 70 | .514 | 14 |   | 4-6 | L3 | lllwllwlww | 570 | 582 | -12 | 35 |
| 1988 | Flushing Rats | 66 | 72 | .478 | 19 |   | 5-5 | W5 | wwwwwlllll | 566 | 558 | 8 | 43 |
| 1988 | Milwaukee Road | 64 | 74 | .464 | 21 |   | 1-9 | L9 | lllllllllw | 570 | 599 | -29 | 45 |
| 1988 | New York Mets | 63 | 75 | .457 | 22 |   | 3-7 | W1 | wlllllwwll | 552 | 573 | -21 |   |
| 1988 | Blue Ridge Mountaineers | 62 | 76 | .449 | 23 |   | 2-8 | L5 | lllllwlwll | 538 | 601 | -63 |   |
| 1988 | East Kenosha Lakers | 50 | 88 | .362 | 35 |   | 5-5 | L1 | lwwwwwllll | 443 | 598 | -155 |   |
| 1988 | Ottawa Lynx | 52 | 92 | .361 | 36 |   | 2-8 | L2 | llwllllwll | 480 | 613 | -133 |   |
| Wildcard | ||||||||||
| Year | Team | W | L | Pct | GB | L10 | Strk | Recent | Mgc | |
| American League |   |   |   |   |   |   |   |   |   |   |
| 1988 | Bloomington Hoosiers | 106 | 32 | .768 | na |   | 9-1 | L1 | lwwwwwwwww |   |
| 1988 | Dayton Triangles | 81 | 57 | .587 | - |   | 6-4 | W3 | wwwlllwwwl | 17 |
| 1988 | Frankfort Tigers | 77 | 67 | .535 | 7 |   | 5-5 | W2 | wwlwwlwlll | 29 |
| 1988 | Rockford Forest Citys | 73 | 65 | .529 | 8 |   | 6-4 | L3 | lllwwwlwww | 33 |
| 1988 | Indy Alley Cats | 71 | 67 | .514 | 10 |   | 2-8 | L5 | lllllwllwl | 35 |
| 1988 | Cleveland Spiders | 70 | 68 | .507 | 11 |   | 4-6 | L3 | lllwlwlwlw | 36 |
| 1988 | Cuyahoga River Flames | 66 | 72 | .478 | 15 |   | 6-4 | W5 | wwwwwlwlll | 40 |
| 1988 | Hatteras Pelicans | 65 | 79 | .451 | 19 |   | 5-5 | L2 | llwlwwlwlw | 41 |
| 1988 | Collierstown Highlanders | 64 | 80 | .444 | 20 |   | 4-6 | L2 | llwllwwlwl | 42 |
| 1988 | Carolina Bandits | 59 | 79 | .428 | 22 |   | 7-3 | W3 | wwwlwlwwlw | 47 |
| 1988 | Evanston Black Sox | 47 | 97 | .326 | 37 |   | 4-6 | W2 | wwlwlllllw |   |
|   |   |   |   |   |   |   |   |   |   |   |
| National League |   |   |   |   |   |   |   |   |   |   |
| 1988 | Bolton Hill Scotties | 88 | 56 | .611 | na |   | 8-2 | W3 | wwwlwwwlww |   |
| 1988 | Wichita Wind Surge | 84 | 54 | .609 | - |   | 8-2 | W2 | wwlwwlwwww | 20 |
| 1988 | Beast Coast Brushbacks | 85 | 59 | .590 | 2 |   | 9-1 | W2 | wwlwwwwwww | 24 |
| 1988 | Spirit Mountain Volcanoes | 75 | 63 | .543 | 9 |   | 6-4 | L2 | llwllwwwww | 34 |
| 1988 | Fairfax Peppers | 74 | 70 | .514 | 13 |   | 4-6 | L3 | lllwllwlww | 35 |
| 1988 | Flushing Rats | 66 | 72 | .478 | 18 |   | 5-5 | W5 | wwwwwlllll | 43 |
| 1988 | Milwaukee Road | 64 | 74 | .464 | 20 |   | 1-9 | L9 | lllllllllw | 45 |
| 1988 | New York Mets | 63 | 75 | .457 | 21 |   | 3-7 | W1 | wlllllwwll | 46 |
| 1988 | Blue Ridge Mountaineers | 62 | 76 | .449 | 22 |   | 2-8 | L5 | lllllwlwll | 47 |
| 1988 | East Kenosha Lakers | 50 | 88 | .362 | 34 |   | 5-5 | L1 | lwwwwwllll |   |
| 1988 | Ottawa Lynx | 52 | 92 | .361 | 35 |   | 2-8 | L2 | llwllllwll |   |
| Expanded1 | |||||||||
| Year | Team | Home | Road | Grass | Turf | vsLHP | vsRHP | Div | InterLg |
| American League |   |   |   |   |   |   |   |   |   |
| 1988 | Bloomington Hoosiers | 55-14 | 51-18 | 86-20 | 20-12 | 32-6 | 74-26 | 74-22 | 32-10 |
| 1988 | Dayton Triangles | 42-27 | 39-30 | 23-19 | 58-38 | 29-15 | 52-42 | 56-40 | 25-17 |
| 1988 | Frankfort Tigers | 42-27 | 35-40 | 67-58 | 10-9 | 18-26 | 59-41 | 51-51 | 26-16 |
| 1988 | Rockford Forest Citys | 40-29 | 33-36 | 62-44 | 11-21 | 15-19 | 58-46 | 56-40 | 17-25 |
| 1988 | Indy Alley Cats | 42-27 | 29-40 | 61-58 | 10-9 | 16-19 | 55-48 | 52-44 | 19-23 |
| 1988 | Cleveland Spiders | 40-35 | 30-33 | 56-56 | 14-12 | 17-17 | 53-51 | 45-51 | 25-17 |
| 1988 | Cuyahoga River Flames | 41-28 | 25-44 | 56-56 | 10-16 | 14-18 | 52-54 | 47-49 | 19-23 |
| 1988 | Hatteras Pelicans | 31-32 | 34-47 | 27-35 | 38-44 | 17-22 | 48-57 | 47-55 | 18-24 |
| 1988 | Collierstown Highlanders | 31-38 | 33-42 | 27-29 | 37-51 | 16-28 | 48-52 | 47-55 | 17-25 |
| 1988 | Carolina Bandits | 33-42 | 26-37 | 54-71 | 5-8 | 22-19 | 37-60 | 32-64 | 27-15 |
| 1988 | Evanston Black Sox | 30-45 | 17-52 | 36-76 | 11-21 | 11-25 | 36-72 | 33-69 | 14-28 |
|   |   |   |   |   |   |   |   |   |   |
| National League |   |   |   |   |   |   |   |   |   |
| 1988 | Bolton Hill Scotties | 41-22 | 47-34 | 25-19 | 63-37 | 25-25 | 63-31 | 57-45 | 31-11 |
| 1988 | Wichita Wind Surge | 42-27 | 42-27 | 23-15 | 61-39 | 31-21 | 53-33 | 61-35 | 23-19 |
| 1988 | Beast Coast Brushbacks | 47-22 | 38-37 | 65-49 | 20-10 | 35-16 | 50-43 | 65-37 | 20-22 |
| 1988 | Spirit Mountain Volcanoes | 40-29 | 35-34 | 19-19 | 56-44 | 23-22 | 52-41 | 50-46 | 25-17 |
| 1988 | Fairfax Peppers | 33-42 | 41-28 | 56-58 | 18-12 | 25-25 | 49-45 | 56-46 | 18-24 |
| 1988 | Flushing Rats | 35-34 | 31-38 | 49-52 | 17-20 | 21-22 | 45-50 | 46-50 | 20-22 |
| 1988 | Milwaukee Road | 33-36 | 31-38 | 49-58 | 15-16 | 24-22 | 40-52 | 43-53 | 21-21 |
| 1988 | New York Mets | 41-34 | 22-41 | 10-22 | 53-53 | 18-32 | 45-43 | 44-52 | 19-23 |
| 1988 | Blue Ridge Mountaineers | 34-35 | 28-41 | 47-54 | 15-22 | 26-31 | 36-45 | 44-52 | 18-24 |
| 1988 | East Kenosha Lakers | 30-45 | 20-43 | 10-28 | 40-60 | 17-31 | 33-57 | 38-58 | 12-30 |
| 1988 | Ottawa Lynx | 25-44 | 27-48 | 13-25 | 39-67 | 27-31 | 25-61 | 36-66 | 16-26 |
| Expanded2 | ||||||
| Year | Team | Lead7 | Tied7 | Trail7 | 1-run | Extra |
| American League |   |   |   |   |   |   |
| 1988 | Bloomington Hoosiers | 88-8 | 11-3 | 7-21 | 25-16 | 9-3 |
| 1988 | Dayton Triangles | 65-4 | 9-12 | 7-41 | 23-24 | 7-7 |
| 1988 | Frankfort Tigers | 64-9 | 7-5 | 6-53 | 28-20 | 5-0 |
| 1988 | Rockford Forest Citys | 58-2 | 6-10 | 9-53 | 20-15 | 9-4 |
| 1988 | Indy Alley Cats | 58-6 | 6-7 | 7-54 | 30-15 | 6-7 |
| 1988 | Cleveland Spiders | 52-7 | 13-12 | 5-49 | 32-29 | 6-6 |
| 1988 | Cuyahoga River Flames | 51-5 | 9-6 | 6-61 | 19-19 | 8-6 |
| 1988 | Hatteras Pelicans | 45-6 | 15-6 | 5-67 | 21-23 | 7-5 |
| 1988 | Collierstown Highlanders | 46-5 | 10-13 | 8-62 | 19-28 | 9-8 |
| 1988 | Carolina Bandits | 44-14 | 8-7 | 7-58 | 22-26 | 9-10 |
| 1988 | Evanston Black Sox | 34-6 | 9-7 | 4-84 | 20-26 | 5-11 |
|   |   |   |   |   |   |   |
| National League |   |   |   |   |   |   |
| 1988 | Bolton Hill Scotties | 75-4 | 7-6 | 6-46 | 18-22 | 8-6 |
| 1988 | Wichita Wind Surge | 62-5 | 13-8 | 9-41 | 30-21 | 8-9 |
| 1988 | Beast Coast Brushbacks | 78-7 | 1-11 | 6-41 | 13-27 | 3-5 |
| 1988 | Spirit Mountain Volcanoes | 54-4 | 10-12 | 11-47 | 27-20 | 8-11 |
| 1988 | Fairfax Peppers | 60-6 | 8-7 | 6-57 | 27-19 | 10-8 |
| 1988 | Flushing Rats | 51-5 | 6-12 | 9-55 | 16-22 | 7-14 |
| 1988 | Milwaukee Road | 48-6 | 6-6 | 10-62 | 19-16 | 6-7 |
| 1988 | New York Mets | 46-7 | 9-6 | 8-62 | 21-27 | 10-8 |
| 1988 | Blue Ridge Mountaineers | 52-9 | 8-10 | 2-57 | 19-20 | 11-10 |
| 1988 | East Kenosha Lakers | 38-11 | 5-7 | 7-70 | 19-23 | 9-11 |
| 1988 | Ottawa Lynx | 45-10 | 6-9 | 1-73 | 16-26 | 4-8 |