| Bingen Gap | Klickitat, WA | 11.3 miles | SW |
| Rowena Gap | Wasco, OR | 11.4 miles | SE |
| Rowena Gap | Klickitat, WA | 11.4 miles | SE |
| McIlroy Saddle | Klickitat, WA | 12.3 miles | SW |
| Bingen Gap | Hood River, OR | 12.8 miles | SW |
| Fairbanks Gap | Wasco, OR | 19.4 miles | SE |
| Triangle Pass | Skamania, WA | 22.2 miles | SW |
| Davies Pass | Klickitat, WA | 23.4 miles | SE |
| Warren Gap | Skamania, WA | 29.8 miles | SW |
| Oldman Pass | Skamania, WA | 32 miles | NW |
| Satus Pass | Klickitat, WA | 32 miles | NE |
| Tygh Ridge Summit | Wasco, OR | 36.1 miles | SE |
| Gumjuwac Saddle | Hood River, OR | 37.3 miles | SW |
| Lolo Pass | Hood River, OR | 37.7 miles | SW |
| Yellow Jacket Pass | Skamania, WA | 39.4 miles | NW |
| Bennett Pass | Hood River, OR | 40.5 miles | SW |
| Barlow Pass | Hood River, OR | 43.1 miles | SW |
| Cispus Pass | Yakima, WA | 45.1 miles | NW |
| Elk Pass | Skamania, WA | 45.1 miles | NW |
| Red Saddle | Yakima, WA | 46 miles | NE |
| Narrowneck Gap | Yakima, WA | 46.5 miles | NE |
| Wapinitia Pass | Wasco, OR | 46.9 miles | SW |
| Blue Box Pass | Wasco, OR | 48 miles | SW |
| Jackson Pass | Clark, WA | 48.9 miles | SW |
| Elk Pass | Lewis, WA | 49.1 miles | NW |
| Windy Pass | Skamania, WA | 49.2 miles | NW |
| Cedar Creek Pass | Skamania, WA | 49.6 miles | NW |
| Independence Pass | Skamania, WA | 49.6 miles | NW |
| Tieton Pass | Yakima, WA | 49.8 miles | NW |
| Packwood Saddle | Lewis, WA | 50 miles | NW |
| The Breach | Skamania, WA | 50.3 miles | NW |
| Bedrock Pass | Skamania, WA | 50.3 miles | NW |
| Dry Creek Pass | Lewis, WA | 50.8 miles | NW |
| Norway Pass | Skamania, WA | 51.1 miles | NW |
| Bear Pass | Skamania, WA | 51.2 miles | NW |
| Abbot Pass | Clackamas, OR | 53.1 miles | SW |
| Louie Way Gap | Yakima, WA | 55.2 miles | NE |
| White Pass | Yakima, WA | 55.5 miles | NW |
| Red Wolf Pass | Clackamas, OR | 57.9 miles | SW |
| Cowlitz Pass | Lewis, WA | 59.8 miles | NW |
| Wilkinson Saddle | Cowlitz, WA | 60.3 miles | NW |
| Silver Creek Pass | Lewis, WA | 61.5 miles | NW |
| Union Gap | Yakima, WA | 61.8 miles | NE |
| The Narrows | Clackamas, OR | 61.9 miles | SW |
| Shaniko Summit | Wasco, OR | 62.5 miles | SE |
| Cougar Gap | Lewis, WA | 63.3 miles | NW |
| Bear Pass | Cowlitz, WA | 63.8 miles | NW |
| Carlton Pass | Lewis, WA | 64.1 miles | NW |
| Towhead Gap | Lewis, WA | 64.2 miles | NW |
| Fern Gap | Lewis, WA | 64.6 miles | NW |
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