On 14 February 1955, LST-1168 departed Norfolk for a three-month tour of duty in the Caribbean, operating from the Vieques Island, Puerto Rico.

While in the Caribbean, the ship visited San Juan and Ponce, Puerto Rico and St. Thomas, United States Virgin Islands.

After stops at Vieques Island and Roosevelt Roads, Puerto Rico, she returned briefly to Little Creek, then set out for the United States West Coast via the Panama Canal.

Wexford County departed for Pearl Harbor, Hawaii, and her first deployment to the Western Pacific on 23 January 1958 en route to Yokosuka, Japan.

From Yokosuka, the ship made stops in Hong Kong; Sasebo, Japan; and Inchon, South Korea.

This was followed by Exercise Sea Bar, held near Fort Lewis, Washington, in conjunction with the United States Army.

Wexford County was subjected to simulated chemical weapon attacks in January and February 1965 under Project SHAD.

In August 1965, Wexford County again deployed for the Western Pacific and spent September 1965 in Da Nang, South Vietnam.

Subsequent stops were made in Chu Lai and Qui Nhon, South Vietnam, and at Hong Kong.

Wexford County was involved in local operations from January through April 1966 and provided services for the Amphibious School, Coronado, California.

She briefly returned to Long Beach for further repair, then continued on to Hawaii to participate in landing exercises on Moloka'i and to lift U.S. Marine Corps forces to San Diego.

Wexford County left Vietnam in early May 1968 and returned to San Diego via Taiwan, Yokosuka, and Pearl Harbor.

August and September 1969 were devoted to exercises, and Wexford County spent the rest of 1969 in overhaul at San Diego.

Inspections, training, and preparations for deployment occurred from March through May 1970; and, on 2 June 1970, the ship left for Pearl Harbor and Guam.

Wexford County reached Guam on 25 June 1970, and, after taking on new cargo, she left for Subic Bay, Philippines, and then to Vietnam.

From 2 September 1970 through early November 1970, Wexford County was involved in numerous troop lifts, cargo transports, and exercises between Okinawa and Yokosuka and Numazu, Japan.

On 2 November 1970, she detached and began the voyage back to San Diego via Subic Bay, Guam, Ponape, the Caroline Islands, and Pearl Harbor.

Wexford County received a Meritorious Unit Commendation and five battle stars for her Vietnam War service.