| Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak | 30 April 1966 | |
| Thunder Mountain, Telegraph Peak, Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak | 10 July 1966 | Larry Salmon and Bob Van Allen |
| Bighorn Peak, Ontario Peak, Sugarloaf Peak | 22 June 1968 | Dick Akawie |
| Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak | 2 May 1970 | Bernie Petitjean |
| Etiwanda Peak, Cucamonga Peak, Bighorn Peak, Timber Mountain | 27 September 1970 | George Hubbard |
| Bighorn Peak, Ontario Peak, Sugarloaf Peak | 11 June 1988 | Patty Kline |
| Thunder Mountain, Telegraph Peak, Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak | 31 August 1991 | Charlie Knapke |
| Cucamonga Peak, Etiwanda Peak, Bighorn Peak, Ontario Peak, Sugarloaf Peak | 7 June 1997 | Maggie Wilson |
| Bighorn Peak, Sugarloaf Peak | 27 June 1998 | Erik Siering |
| Timber Mountain, Bighorn Peak | 3 August 2001 | Karen Isaacson Leverich |
| Bighorn Peak, Ontario Peak, Sugarloaf Peak | 7 August 2001 | Karen Isaacson Leverich |
Hundred Peaks Section | HPS Climbing Archives Index | HPS Peaks List