Cropredy seamer Richard Lynch returned tremendous figures of 8-16 to shoot out Bletchley 2nd for 84 and set up a four-wicket win.
Adam Beecroft made 36 as Cropredy reached 86-6.
*Bletchley 2nd 9, Cropredy 30
Australian ace Rod Davidson made 127 not out as Bicester & North Oxford 2nd clinched victory at 180-3 after Abingdon Vale had been held to 178-9.
Paul Lemon (38) and Paul Edwards (32) made useful contributions for Vale as David Slade (3-31) and Andrew Wingfield Digby (3-59) did the damage.
Bicester & NO 2nd 30, Abingdon 10
Kiwi import Andy Buckingham scored an unbeaten 76 for Kidlington - but it proved in vain as they went down by four wickets to Kingston Bagpuize.
Buckingham saw Kidlington to 175-9 as seamer Simon Launder took 6-61.
Rob Keates (74) then led Kingston to 176-6 despite the efforts of Andy Walker (3-57) and Mark Strong (3-76).
Kidlington 13, Kingston Bagpuize 30
Newly-formed Oxford & Horspath 2nd fielded seven county players as they eased to a seven-wicket win at Bledlow Ridge, who were skittled for 91. Oxford suffered several setbacks before easing to 93-5.
Bledlow Ridge 8, Oxford & H 2nd 30
Ifty Ahmed made 54 of Aylesbury's 134 as they went down by four wickets to Henley 2nd.
Aylesbury 11, Henley 2nd 30
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