 During her first four years in the western Pacific, "Tillamook" performed towing operations between such bases as Sasebo and Yokosuka, Japan, and Subic Bay on Luzon in the Philippines.The highlight of this period of duty was a visit to Sihanoukville, Cambodia, in April 1962.Late in 1964, when the American presence in South Vietnam began to increase, "Tillamook" also began to visit the ports of that country.