week 1 # week 2 # week 3 # week 4 # week
5 # week 6 # week 7 # week 8 # week 9 # week
10 # week 11 # week 12
# week 13 # Conference
Championships # NIBL Championship
| Week 1 |
| West Chicago 375, Sioux City 232 (boxscore) |
| Matunuck 216, Bolingbrook 207 (boxscore) |
| Elk Grove 359, Manila 287 (boxscore) |
| Joliet 336, Baghdad 259 (boxscore) |
| Capital City 321, Diablo 249 (boxscore) |
| Vegas 306, Shorewood 241 (boxscore) |
| Aruba 340, Walla Walla 250 (boxscore) |
| Week 2 |
| Walla Walla 273, Sioux City 196 (boxscore) |
| Matunuck 293, Diablo 259 (boxscore) |
| Manila 306, Shorewood 234 (boxscore) |
| Aruba 277, Bolingbrook 245 (boxscore) |
| Joliet 308, Vegas 306 (boxscore) |
| West Chicago 346, Capital City 231 (boxscore) |
| Baghdad 281, Elk Grove 275 (boxscore) |
| Week 3 |
| Shorewood 235, Sioux City 162 (boxscore) |
| Matunuck 303, Walla Walla 273 (boxscore) |
| Baghdad 280, Diablo 269 (boxscore) |
| Aruba 344, Elk Grove 286 (boxscore) |
| Joliet 334, Manila 293 (boxscore) |
| Capital City 224, Bolingbrook 181 (boxscore) |
| West Chicago 372, Vegas 239 (boxscore) |
| Week 4 |
| Diablo 236, Sioux City 225 (boxscore) |
| Shorewood 288, Aruba 280 (boxscore) |
| Joliet 335, Matunuck 293 (boxscore) |
| Vegas 278, Bolingbrook 221 (boxscore) |
| Elk Grove 289, Capital City 264 (boxscore) |
| Baghdad 294, Walla Walla 260 (boxscore) |
| West Chicago 363, Manila 220 (boxscore) |
| Week 5 |
| Joliet 285, Sioux City 274 (boxscore) |
| Matunuck 279, Shorewood 260 (boxscore) |
| Aruba 309, Diablo 261 (boxscore) |
| Vegas 300, Elk Grove 217 (boxscore) |
| Manila 239, Bolingbrook 218 (boxscore) |
| West Chicago 316, Baghdad 234 (boxscore) |
| Capital City 228, Walla Walla 192 (boxscore) |
| Week 6 |
| West Chicago 303, Matunuck 281 (boxscore) |
| Baghdad 293, Bolingbrook 251 (boxscore) |
| Elk Grove 298, Sioux City 238 (boxscore) |
| Aruba 318, Joliet 300 (boxscore) |
| Vegas 327, Diablo 307 (boxscore) |
| Shorewood 294, Capital City 266 (boxscore) |
| Manila 299, Walla Walla 259 (boxscore) |
| Week 7 |
| Sioux City 204, Bolingbrook 151 (boxscore) |
| Capital City 292, Manila 280 (boxscore) |
| Baghdad 291, Vegas 265 (boxscore) |
| Aruba 353, Matunuck 245 (boxscore) |
| Joliet 318, Shorewood 268 (boxscore) |
| West Chicago 300, Elk Grove 260 (boxscore) |
| Walla Walla 317, Diablo 229 (boxscore) |
| Week 8 |
| Walla Walla 266, Bolingbrook 202 (boxscore) |
| Diablo 297, Shorewood 238 (boxscore) |
| West Chicago 284, Joliet 270 (boxscore) |
| Matunuck 271, Elk Grove 245 (boxscore) |
| Manila 297, Vegas 278 (boxscore) |
| Aruba 274, Capital City 272 (boxscore) |
| Baghdad 240, Sioux City 209 (boxscore) |
| Week 9 |
| Aruba 291, Sioux City 210 (boxscore) |
| Vegas 290, Matunuck 282 (boxscore) |
| Capital City 302, Baghdad 279 (boxscore) |
| Elk Grove 244, Bolingbrook 170 (boxscore) |
| Manila 351, Diablo 260 (boxscore) |
| West Chicago 347, Shorewood 252 (boxscore) |
| Walla Walla 319, Joliet 278 (boxscore) |
| Week 10 |
| West Chicago 366, Bolingbrook 244 (boxscore) |
| Joliet 253, Diablo 249 (boxscore) |
| Elk Grove 314, Walla Walla 292 (boxscore) |
| Vegas 290, Capital City 279 (boxscore) |
| Shorewood 285, Baghdad 264 (boxscore) |
| Aruba 275, Manila 256 (boxscore) |
| Matunuck 316, Sioux City 215 (boxscore) |
| Week 11 |
| Manila 308, Sioux City 212 (boxscore) |
| Baghdad 278, Matunuck 258 (boxscore) |
| Capital City 339, Joliet 240 (boxscore) |
| Aruba 272, Vegas 270 (boxscore) |
| Elk Grove 253, Shorewood 240 (boxscore) |
| Diablo 258, Bolingbrook 215 (boxscore) |
| Walla Walla 353, West Chicago 277 (boxscore) |
| Week 12 |
| Vegas 255, Walla Walla 249 (boxscore) |
| Diablo 318, West Chicago 293 (boxscore) |
| Shorewood 253, Bolingbrook 219 (boxscore) |
| Elk Grove 274, Joliet 185 (boxscore) |
| Aruba 356, Baghdad 282 (boxscore) |
| Manila 296, Matunuck 262 (boxscore) |
| Capital City 284, Sioux City 154 (boxscore) |
| Week 13 |
| Baghdad 287, Manila 255 (boxscore) |
| Capital City 291, Matunuck 274 (boxscore) |
| Vegas 258, Sioux City 233 (boxscore) |
| Shorewood 320, Walla Walla 319 (boxscore) |
| Elk Grove 273, Diablo 263 (boxscore) |
| Joliet 192, Bolingbrook 176 (boxscore) |
| Aruba 302, West Chicago 295 (boxscore) |
| Conference Championships | |
 Eastern Conference |
 Western Conference |
| Aruba 2, Capital City 1 | West Chicago 2, Elk Grove 1 |
| Aruba 141, Cap City 132 (boxscore) | West Chicago 134, Elk Grove 107 (boxscore) |
| Cap City 126, Aruba 117 (boxscore) | Elk Grove 92, West Chicago 76 (boxscore) |
| Aruba 146, Cap City 111 (boxscore) | West Chicago 115, Elk Grove 96 (boxscore) |
Series notes: |
|
| NIBL Championship Series |
| West Chicago 2, Aruba 1 |
| Aruba 98, West Chicago 87 (boxscore) |
| West Chicago 99, Aruba 78 (boxscore) |
| West Chicago 147, Aruba 90 (boxscore) |
Series Notes: |
West Chicago WifeBeaters 1999 NIBL Champions |
