Delivered new to United in December 1966. Later leased to Interstate Airlines, and reregistered N431EX when bought by Emery Worldwide in 1982. Bought by United Parcel Service (UPS) in June 1990. Registration cancelled in August 2008. Scrapped.

Delivered new to Delta on 29 February 1968. Sold to Ozark Airlines in November 1980. Leased to Inex Adria twice, once in 1980 (registered YU-AJX) and again in 1981 (registered YU-AJY). Reregistered by Ozark as N26175 in October 1981.. Ozark merged with TWA in October 1986 and was reregistered as N926L. Retired and stored at Marana, AZ in April 2001.

Delivered new to TTA on 22 November 1967. TTA ordered 7 DC-9s, two DC-9-14 passenger versions, and 5 DC-9-15MC (mixed cargo) versions. N1305T was a mixed cargo version, and the cargo door outline can be seen starting just behind the TTA on the fuselage.

Built new for Eastern Airlines; acquired by Southern Airways who operated the a/c from October 1964 through December 1977.

Became 9V-BFB on the Singapore register and passed to Singapore Airlines when MSA ceased. Picture taken as the 707 was turning on to Runway 07. It was taken from what was one the best photographic spots at Sydney airport in the 1960s, a wide and elevated sewer main spanning the Cooks River close to the runway centreline. The sewer is still there but it and the area around it are off-limits