St Albans City have been promoted to the Conference, after beating Histon 2-0 in the Conference South play-off final at Stevenage on Sunday.
Goals in each half by Lee Clarke and Paul Hakim secured the victory.
Stafford Rangers are also promoted after beating Droylsden on penalties in the Conference North play-off final.
Neil Grayson had put Stafford ahead, but Terry Fearns levelled from the penalty spot just after the break - and Stafford won the shoot-out.
Conference North semi-finals:
Monday, 1 May:
Nuneaton 0
Droylsden 1 Morris 2
Att: 2,005
Tuesday, 2 May:
Stafford 1 Gibson 63
Harrogate Town 0
Att: 1,665
Conference North play-off final:
Saturday, 6 May:
Droylsden 1 Fearns 48 pen
Stafford 1 Grayson 29
(Stafford win 5-3 on penalties)
Att: 2,704
Conference South semi-final:
Monday, 1 May:
Farnborough 0
Histon 3 Kennedy 15 37, Jackman 69
Att: 1,081
Conference South play-off final:
Sunday, 7 May:
Histon 0
St Albans 2 Clarke 7, Hakim 67