[3] In 1955 Moss was runner-up at the U.S. National Championships men's doubles title at the Longwood Cricket Club in Boston with compatriot Bill Quillian after a five-set defeat to Japanese Kosei Kamo and Atsushi Miyagi.

Hurricane Diane roared through New England in August 1955, flooding the tennis courts and delaying the tournament for a week.

When the tournament resumed many of the leading players such as Ken Rosewall, Tony Trabert, Lew Hoad and Vic Seixas had already left which devalued the men's doubles draw.

[4] In 1954 he reached the third round of the U.S. National Championships men's singles and was beaten by Australian legend Ken Rosewall.

In 1958 Moss won the Eastern Clay Court Championships defeating Sidney Schwartz in the final.