Leaders Didcot and Horspath 2nd played out a thriller before their Division 6 match ended in a draw.
Put in to bat, Didcot were all out in the final over for 226, Vishane Perera scoring 64 and Simon Pritchard 43.
Andy Eason (51), Joe Todd (47) and Adrian Manger (32) kept the visitors in contention, but they fell short on 211-7.
Didcot were docked one point for their slow over rate.
Didcot 13pts, Horspath 2nd 12
Sandford St Martin 2nd have not had a season to remember, but will not forget their tie with at Wolverton Town 2nd.
Sandford made 184-7 thanks to William Bartholomew's 43, and were up against it when Robert Ford hit 66 and Kieran Lampard 44 in Town's reply.
But Alec Cunningham took 6-30 and the hosts were all out for 184.
Wolverton 2nd 15, Sandford 2nd 15
Tiddington 2nd have now caught Wolverton in second after they bowled out Thame Town 2nd for 107 to clinch a 79-run away win.
The visitors scored 186-7 thanks to Phil Manning (40) and Nick Edmondson (39).
Nigel Felicien took 3-43 for Thame, who had no answer to John Clarke (4-25), Neil Smith (3-25) and Robin Pykett (3-10).
Thame Tn 2nd 4, Tiddington 2nd 25
Rob Langley hit 92 and Greg Shepherd 57 not out in Bourton Vale 2nd's 227-7 against Oxford 4th.
Julian Lawton Smith then hit an unbeaten 50 as the match fizzled out into a draw with the visitors on 163-6.
Bourton Vale 2nd 13, Oxford 4th 9
Keith Cartwright took 4-9 for Brackley to help dismiss Long Marston 2nd for only 93, 14-year-old James Beesley (34) showed his more experienced team mates how to bat.
Paul Ryan then hit 40 not out in Brackley's 95-1.
Long Marston 2nd 1, Brackley 25
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