 Boston United reached the final by beating Scunthorpe United 5-3 in the semi-final at Scunthorpe.Lincoln City went on to win the final, played on 4 May 1970 at Boston.For the competitions in the seasons between 1976–77 and 1982–83, the three league teams (Grimsby Town, Lincoln City and Scunthorpe United) were placed in one group with the three senior non-league teams (Boston United, Gainsborough Trinity and Grantham) in another.