USS Foam (ID-2496) was a United States Navy trawler which served as a minesweeper and was in commission from 1918 to 1919.

Foam was built as a civilian fishing trawler in 1910 by the Fore River Shipbuilding Company at Quincy, Massachusetts.

In 1917, the Russian Empire purchased Foam and the trawlers Ripple and Spray from the Bay State Fishing Company of Boston, Massachusetts, intending to place them in Imperial Russian Navy service during World War I, but the outbreak of the Russian Revolution that year prevented the three ships from leaving the United States.

The U.S. Navy's 3rd Naval District inspected Foam on 11 March 1918 for possible service.

2496, placed under the control of the Commandant, 3rd Naval District, and commissioned[2] on 1 June 1918 as USS Foam (ID-2496).