Travel agencies in Mullen, Nebraska, the US. Travel agencies locations in Mullen, Nebraska. Find the nearest travel agencies locations, near you. All types of business services Bank Finance Funeral home Insurance Lawyer School Travel All travel agencies in Mullen 1/5 Double R Guest Ranch LLC Travel agency +1 866-217-2042 86091 Double R Drive, Mullen, Nebraska 69152 Write a review Phone Website Directions