| Divisional | ||||||||||||||||
| Year | Team | W | L | Pct | GB | L10 | Strk | Recent | RF | RA | Mgn | Mgc | Pythag | PD | Div | |
| A |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Eastern |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 1998 | Palos Hills PitVipers | 101 | 61 | .623 | - |   | 7-3 | W2 | wwlwwlwwwl | 1014 | 759 | 255 | 0 | 104-58 | -3 | 39-33 |
| 1998 | Boston Stranglers | 94 | 68 | .580 | 7 |   | 6-4 | L1 | lwwllwwwwl | 931 | 833 | 98 |   | 90-72 | 4 | 42-30 |
| 1998 | Air Force Thunderbirds | 94 | 68 | .580 | 7 |   | 7-3 | W6 | wwwwwwllwl | 894 | 778 | 116 |   | 92-70 | 2 | 41-31 |
| 1998 | New York Knights | 75 | 87 | .463 | 26 |   | 3-7 | L3 | lllwwlllwl | 868 | 926 | -58 |   | 76-86 | -1 | 29-43 |
| 1998 | Utica Blue Sox | 73 | 89 | .451 | 28 |   | 4-6 | L2 | llwlllwwlw | 815 | 874 | -59 |   | 75-87 | -2 | 29-43 |
|   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Western |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 1998 | Oak Lawn Spartans | 88 | 74 | .543 | - |   | 6-4 | W1 | wllwlwwwlw | 992 | 925 | 67 | 0 | 87-75 | 1 | 48-24 |
| 1998 | Los Angeles Kings | 86 | 76 | .531 | 2 |   | 7-3 | W2 | wwlwlwwwlw | 850 | 821 | 29 |   | 84-78 | 2 | 47-25 |
| 1998 | Dowagiac DeLorians | 67 | 95 | .414 | 21 |   | 3-7 | L1 | lwllwllwll | 798 | 949 | -151 |   | 67-95 | 0 | 27-45 |
| 1998 | Richmond Flying Squirels | 65 | 97 | .401 | 23 |   | 4-6 | L2 | llwlwlllww | 814 | 957 | -143 |   | 68-94 | -3 | 28-44 |
| 1998 | Annapolis Midshipmen | 60 | 102 | .370 | 28 |   | 2-8 | W1 | wllwllllll | 724 | 896 | -172 |   | 64-98 | -4 | 30-42 |
|   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| N |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Eastern |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 1998 | Seattle Pilots | 91 | 71 | .562 | - |   | 6-4 | W1 | wlwwwllwwl | 772 | 669 | 103 | 0 | 93-69 | -2 | 43-29 |
| 1998 | Whitefish Bay Stormbreakers | 89 | 73 | .549 | 2 |   | 5-5 | L4 | llllwlwwww | 824 | 762 | 62 |   | 87-75 | 2 | 35-37 |
| 1998 | Tennessee Smokies | 82 | 80 | .506 | 9 |   | 3-7 | L3 | lllwwwllll | 832 | 836 | -4 |   | 81-81 | 1 | 35-37 |
| 1998 | Gotham City Ghosts | 81 | 81 | .500 | 10 |   | 5-5 | W2 | wwlwlwwlll | 753 | 772 | -19 |   | 79-83 | 2 | 35-37 |
| 1998 | Bloom County Losers | 76 | 86 | .469 | 15 |   | 5-5 | W3 | wwwllllwlw | 692 | 783 | -91 |   | 71-91 | 5 | 32-40 |
|   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| Western |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 1998 | Herkimer Magicians | 90 | 72 | .556 | - |   | 6-4 | L2 | llwwwwllww | 766 | 715 | 51 | 0 | 87-75 | 3 | 37-35 |
| 1998 | West Point Black Knights | 84 | 78 | .519 | 6 |   | 7-3 | W2 | wwlwlwwwwl | 833 | 718 | 115 |   | 93-69 | -9 | 41-31 |
| 1998 | St Louis Browns | 83 | 79 | .512 | 7 |   | 6-4 | W4 | wwwwlwlllw | 752 | 700 | 52 |   | 87-75 | -4 | 34-38 |
| 1998 | Salt Lake Bees | 74 | 88 | .457 | 16 |   | 5-5 | L1 | lwllwwwllw | 722 | 844 | -122 |   | 68-94 | 6 | 35-37 |
| 1998 | Winnipeg Goldeyes | 67 | 95 | .414 | 23 |   | 1-9 | L8 | llllllllwl | 716 | 845 | -129 |   | 68-94 | -1 | 33-39 |
| Wildcard | ||||||||||||||
| Year | Team | W | L | Pct | GB | Strk | Pythag | Overall | PyPct | OvPct | PD | 1-run | Extra | Mgc |
| A |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 1998 | Palos Hills PitVipers | 101 | 61 | .623 | na | W2 | 104-58 | 101-61 | .641 | .623 | -3 | 26-23 | 5-10 |   |
| 1998 | Oak Lawn Spartans | 88 | 74 | .543 | na | W1 | 87-75 | 88-74 | .535 | .543 | 1 | 15-24 | 6-5 |   |
| 1998 | Boston Stranglers | 94 | 68 | .580 | - | L1 | 90-72 | 94-68 | .555 | .580 | 4 | 28-22 | 10-7 | 1 |
| 1998 | Air Force Thunderbirds | 94 | 68 | .580 | - | W6 | 92-70 | 94-68 | .569 | .580 | 2 | 23-19 | 10-3 | 1 |
| 1998 | Los Angeles Kings | 86 | 76 | .531 | 8 | W2 | 84-78 | 86-76 | .517 | .531 | 2 | 28-20 | 6-7 |   |
| 1998 | New York Knights | 75 | 87 | .463 | 19 | L3 | 76-86 | 75-87 | .468 | .463 | -1 | 27-20 | 6-8 |   |
| 1998 | Utica Blue Sox | 73 | 89 | .451 | 21 | L2 | 75-87 | 73-89 | .465 | .451 | -2 | 21-22 | 4-6 |   |
| 1998 | Dowagiac DeLorians | 67 | 95 | .414 | 27 | L1 | 67-95 | 67-95 | .414 | .414 | 0 | 17-22 | 3-6 |   |
| 1998 | Richmond Flying Squirels | 65 | 97 | .401 | 29 | L2 | 68-94 | 65-97 | .420 | .401 | -3 | 16-22 | 4-8 |   |
| 1998 | Annapolis Midshipmen | 60 | 102 | .370 | 34 | W1 | 64-98 | 60-102 | .395 | .370 | -4 | 19-30 | 8-7 |   |
|   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| N |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
| 1998 | Seattle Pilots | 91 | 71 | .562 | na | W1 | 93-69 | 91-71 | .571 | .562 | -2 | 31-21 | 9-6 |   |
| 1998 | Herkimer Magicians | 90 | 72 | .556 | na | L2 | 87-75 | 90-72 | .534 | .556 | 3 | 26-28 | 9-4 |   |
| 1998 | Whitefish Bay Stormbreakers | 89 | 73 | .549 | - | L4 | 87-75 | 89-73 | .539 | .549 | 2 | 27-29 | 10-9 | 0 |
| 1998 | West Point Black Knights | 84 | 78 | .519 | 5 | W2 | 93-69 | 84-78 | .574 | .519 | -9 | 25-31 | 5-9 |   |
| 1998 | St Louis Browns | 83 | 79 | .512 | 6 | W4 | 87-75 | 83-79 | .536 | .512 | -4 | 25-35 | 7-8 |   |
| 1998 | Tennessee Smokies | 82 | 80 | .506 | 7 | L3 | 81-81 | 82-80 | .498 | .506 | 1 | 24-15 | 6-5 |   |
| 1998 | Gotham City Ghosts | 81 | 81 | .500 | 8 | W2 | 79-83 | 81-81 | .488 | .500 | 2 | 20-20 | 12-2 |   |
| 1998 | Bloom County Losers | 76 | 86 | .469 | 13 | W3 | 71-91 | 76-86 | .439 | .469 | 5 | 31-22 | 7-10 |   |
| 1998 | Salt Lake Bees | 74 | 88 | .457 | 15 | L1 | 68-94 | 74-88 | .423 | .457 | 6 | 26-18 | 7-10 |   |
| 1998 | Winnipeg Goldeyes | 67 | 95 | .414 | 22 | L8 | 68-94 | 67-95 | .418 | .414 | -1 | 19-31 | 7-11 |   |
| Expanded1 | |||||||||
| Year | Team | Home | Road | Grass | Turf | vsLHP | vsRHP | Div | InterLg |
| A |   |   |   |   |   |   |   |   |   |
| Eastern |   |   |   |   |   |   |   |   |   |
| 1998 | Palos Hills PitVipers | 58-23 | 43-38 | 36-30 | 65-31 | 30-17 | 71-44 | 39-33 | 19-11 |
| 1998 | Boston Stranglers | 53-28 | 41-40 | 85-53 | 9-15 | 28-14 | 66-54 | 42-30 | 15-15 |
| 1998 | Air Force Thunderbirds | 49-32 | 45-36 | 81-57 | 13-11 | 28-24 | 66-44 | 41-31 | 14-16 |
| 1998 | New York Knights | 33-48 | 42-39 | 65-73 | 10-14 | 18-22 | 57-65 | 29-43 | 13-17 |
| 1998 | Utica Blue Sox | 36-45 | 37-44 | 61-77 | 12-12 | 22-18 | 51-71 | 29-43 | 17-13 |
|   |   |   |   |   |   |   |   |   |   |
| Western |   |   |   |   |   |   |   |   |   |
| 1998 | Oak Lawn Spartans | 50-31 | 38-43 | 79-62 | 9-12 | 26-17 | 62-57 | 48-24 | 20-10 |
| 1998 | Los Angeles Kings | 47-34 | 39-42 | 76-65 | 10-11 | 25-19 | 61-57 | 47-25 | 15-15 |
| 1998 | Dowagiac DeLorians | 31-50 | 36-45 | 57-84 | 10-11 | 11-27 | 56-68 | 27-45 | 11-19 |
| 1998 | Richmond Flying Squirels | 34-47 | 31-50 | 26-43 | 39-54 | 23-24 | 42-73 | 28-44 | 12-18 |
| 1998 | Annapolis Midshipmen | 33-48 | 27-54 | 51-90 | 9-12 | 17-33 | 43-69 | 30-42 | 7-23 |
|   |   |   |   |   |   |   |   |   |   |
| N |   |   |   |   |   |   |   |   |   |
| Eastern |   |   |   |   |   |   |   |   |   |
| 1998 | Seattle Pilots | 51-30 | 40-41 | 70-53 | 21-18 | 24-23 | 67-48 | 43-29 | 16-14 |
| 1998 | Whitefish Bay Stormbreakers | 49-32 | 40-41 | 70-53 | 19-20 | 24-13 | 65-60 | 35-37 | 20-10 |
| 1998 | Tennessee Smokies | 45-36 | 37-44 | 65-58 | 17-22 | 21-24 | 61-56 | 35-37 | 20-10 |
| 1998 | Gotham City Ghosts | 47-34 | 34-47 | 21-30 | 60-51 | 23-21 | 58-60 | 35-37 | 16-14 |
| 1998 | Bloom County Losers | 47-34 | 29-52 | 18-33 | 58-53 | 26-24 | 50-62 | 32-40 | 13-17 |
|   |   |   |   |   |   |   |   |   |   |
| Western |   |   |   |   |   |   |   |   |   |
| 1998 | Herkimer Magicians | 49-32 | 41-40 | 26-22 | 64-50 | 17-29 | 73-43 | 37-35 | 16-14 |
| 1998 | West Point Black Knights | 43-38 | 41-40 | 63-57 | 21-21 | 22-27 | 62-51 | 41-31 | 14-16 |
| 1998 | St Louis Browns | 48-33 | 35-46 | 65-55 | 18-24 | 20-24 | 63-55 | 34-38 | 20-10 |
| 1998 | Salt Lake Bees | 38-43 | 36-45 | 21-27 | 53-61 | 22-28 | 52-60 | 35-37 | 12-18 |
| 1998 | Winnipeg Goldeyes | 39-42 | 28-53 | 17-31 | 50-64 | 16-33 | 51-62 | 33-39 | 10-20 |
| Expanded2 | ||||||
| Year | Team | Lead7 | Tied7 | Trail7 | 1-run | Extra |
| A |   |   |   |   |   |   |
| Eastern |   |   |   |   |   |   |
| 1998 | Palos Hills PitVipers | 79-12 | 11-7 | 11-42 | 26-23 | 5-10 |
| 1998 | Boston Stranglers | 78-7 | 6-12 | 10-49 | 28-22 | 10-7 |
| 1998 | Air Force Thunderbirds | 68-6 | 11-6 | 15-56 | 23-19 | 10-3 |
| 1998 | New York Knights | 57-10 | 11-9 | 7-68 | 27-20 | 6-8 |
| 1998 | Utica Blue Sox | 60-11 | 9-8 | 4-70 | 21-22 | 4-6 |
|   |   |   |   |   |   |   |
| Western |   |   |   |   |   |   |
| 1998 | Oak Lawn Spartans | 68-7 | 13-9 | 7-58 | 15-24 | 6-5 |
| 1998 | Los Angeles Kings | 70-6 | 8-9 | 8-61 | 28-20 | 6-7 |
| 1998 | Dowagiac DeLorians | 54-5 | 6-15 | 7-75 | 17-22 | 3-6 |
| 1998 | Richmond Flying Squirels | 54-11 | 7-6 | 4-80 | 16-22 | 4-8 |
| 1998 | Annapolis Midshipmen | 45-8 | 7-6 | 8-88 | 19-30 | 8-7 |
|   |   |   |   |   |   |   |
| N |   |   |   |   |   |   |
| Eastern |   |   |   |   |   |   |
| 1998 | Seattle Pilots | 74-3 | 10-11 | 7-57 | 31-21 | 9-6 |
| 1998 | Whitefish Bay Stormbreakers | 73-9 | 10-10 | 6-54 | 27-29 | 10-9 |
| 1998 | Tennessee Smokies | 63-11 | 11-4 | 8-65 | 24-15 | 6-5 |
| 1998 | Gotham City Ghosts | 67-7 | 9-6 | 5-68 | 20-20 | 12-2 |
| 1998 | Bloom County Losers | 56-8 | 9-10 | 11-68 | 31-22 | 7-10 |
|   |   |   |   |   |   |   |
| Western |   |   |   |   |   |   |
| 1998 | Herkimer Magicians | 69-4 | 11-12 | 10-56 | 26-28 | 9-4 |
| 1998 | West Point Black Knights | 71-6 | 8-10 | 5-62 | 25-31 | 5-9 |
| 1998 | St Louis Browns | 62-6 | 11-9 | 10-64 | 25-35 | 7-8 |
| 1998 | Salt Lake Bees | 55-7 | 9-12 | 10-69 | 26-18 | 7-10 |
| 1998 | Winnipeg Goldeyes | 57-12 | 7-13 | 3-70 | 19-31 | 7-11 |