Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Visit the hotel North Cascades Basecamp, which is in the state Washington (WA), city Mazama. Our hotel can be found at 255 Lost River Rd, Mazama, WA 98833-9700. Great deals on best and cheap hotels. Your comments* (not for publishing) * — Required information North Cascades Basecamp/255 Lost River Rd - Mazama - Washington (WA) ← View details 255 Lost River Rd, Mazama, WA 98833-9700, Mazama, Washington (WA) Not available