| Thunder Mountain, Telegraph Peak, Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak | 10 July 1966 | Larry Salmon and Bob Van Allen |
| Telegraph Peak | 6 March 1971 | Paul Lipsohn |
| Thunder Mountain, Telegraph Peak, Timber Mountain | 4 October 1987 | Wilma Curtis |
| Thunder Mountain, Telegraph Peak, Timber Mountain | 17 August 1991 | Luella Fickle |
| Thunder Mountain, Telegraph Peak, Timber Mountain, Bighorn Peak, Ontario Peak, Sugarloaf Peak | 31 August 1991 | Charlie Knapke |
| Timber Mountain, Telegraph Peak, Thunder Mountain | 17 July 1994 | Joe Young |
| Mount San Antonio, Mount Harwood, Thunder Mountain, Telegraph Peak, Timber Mountain | 12 July 1998 | Dave Zalewski |
| Telegraph Peak, Thunder Mountain, Timber Mountain | 23 December 2000 | Erik Siering |
| Thunder Mountain, Telegraph Peak, Timber Mountain | 30 September 2001 | Tom Hill |
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