Matt Jones struck a fine 115 for Didcot, but it was not enough to bring them victory over Bicester & North Oxford 2nd, who held out for a draw.
Jones and Stephen Pritchard (47) steered Didcot to a formidable 261-8 despite Mike Simpson's 5-35, Bicester & North Oxford replying with 194-8.
Didcot 16pts, Bicester & N Oxford 2nd 9.
Abingdon Vale 2nd could manage only 147 against Great & Little Tew 2nd, who romped home by six wickets led by Andy Darby's 98 not out.
Robin Newman took all four wickets for 41.
Great Tew 2nd 25, Abingdon Vale 2nd 6.
Oxford & Bletchingdon Nondescripts 2nd reached 211-5 against Aston Rowant 2nd, with Mark Thompson making 79 and Ryan Allen 67. Sam Shepherd claimed 5-62.
Chris Eaton's 87 not out saw Rowant to a six-wicket triumph.
Oxford & Bletchingdon 2nd 8, Aston Rowant 2nd 25.
Brackley struggled to a paltry 134-4 against Banbury 3rd, which was never enough.
Banbury cruised home by seven wickets thanks to Ashley Blanchard's unbeaten 69.
Great Brickhill made it 11 wins from 12 outings as they defeated Leighton Buzzard 2nd by 46 runs.
Shannon Tubb was again in the runs with 63 in the leaders' total of 226-8.
Leighton made a good fist of their reply, Richard Raine making a top score of 77, but they were eventually bowled out for 180.
Gt Brickhill 25, L Buzzard 2nd 9.
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