Delivered to TWA as N40423 in 1952. To Piedmont Airlines in 1962 then to other operators from 1967. To PBA - Provincetown-Boston Airline in 1977 then to Santiago Freighters as HI-501 in 1987 and Rentavion as YV-145C in 1989. Withdrawn from use at Higuerote, Venezuela by 2001 and scrapped.

PBA had at least 5 Martin 4-0-4s in Florida in March 1982 (and also 11 DC-3s).

This veteran Martin began its career with TWA in June 1952 and went on to Piedmont ten years later. To PBA Jan 77 and became HI-501 in 1987, landing up in storage at Caracas from 1989 with Rentavion as YV-145C (a reg previously used on a CV-880)