She put into Pearl Harbor, Eniwetok, Guam, Saipan, Manila, and Lingayen Gulf before landing occupation troops at Wakayama, Honshu, Japan on 28 October.

In March she sailed for Portland, Oregon where she underwent pre-inactivation overhaul, was decommissioned on 29 August 1946, and berthed with the Columbia River Group, Pacific Reserve Fleet.

She spent most of the year in the western Pacific, particularly in South Vietnam, but also making port calls at Okinawa, The Philippines, Hong Kong and Sasebo, Japan.

LST 1088 served in the Mekong Delta giving supplies to various stops including posts at Cần Thơ, Mỹ Tho, Nha Trang, Vung Tau, and Da Nang as well as support for PBRs on the river.

Struck from the Navy List on 1 November 1973, Pulaski County was sold for scrapping on 1 January 1975 by the Defense Reutilization and Marketing Service.