Oakley boosted their Premier Division title hopes with a 2-0 victory at second-placed Horspath.
The win put Oakley nine points clear of Horspath, with third-placed Mansfield, who have three games in hand, now likely to be their main challengers.
It was evenly poised until the 70th minute when Shayne Almond scored with a fantastic 25-yard free kick.
The game was settled on 80 minutes when the lively James Keeble fired in from the edge of the box.
Ben Foster’s strike sealed Bletchingdon’s 3-1 home victory over Adderbury Park.
Richard Wells and Todd Parker-Hunt (penalty) put Bletchingdon ahead before Gavin Conner pulled one back against the run of play.
Strugglers Launton Sports let the lead slip as they lost 2-1 at Marston Saints.
It was looking good for the visitors on 17 minutes when Andrew Gledhill fired in a low drive.
Marston goalkeeper Craig Greenough kept them at bay with a great save before Ricky Goodenough set up Kane Adams for their equaliser.
Dan Fraser fired home the winner on 70 mins after a scramble in the Launton box.
Dan Sweeney fired a five-timer as Charlton battled back to win 5-1 at Division 1’s new basement boys Northway.
Kyle Pullen put Northway ahead, but Sweeney then took centre stage.