Sunderland reached the FA Cup fifth round for the first time since 2015 as Habib Diarra's contentious first-half penalty earned a 1-0 win away to Oxford United.
Mohamed Toure hit a superb hat-trick as Norwich continued their stunning climb up the Sky Bet Championship table with a 3-0 victory at Oxford, their fifth win in six matches.
Championship leaders Coventry stumbled again as they were held to a 0-0 draw by 10-man Oxford United at the CBS Arena.
Sheffield United maintained their impressive home form by coming from behind to beat Oxford 3-1 and move seven points clear of the Sky Bet Championship relegation zone.
Birmingham gave their outside play-off hopes a boost with a 2-0 victory over strugglers Oxford at the Kassam Stadium for their fourth away win of the season.
Oxford earned a maiden win under recently-appointed boss Matt Bloomfield as the U's claimed a 2-1 victory away at Leicester, heaping the pressure on under fire Foxes boss Marti Cifuentes.
Matt Bloomfield is still looking for his first win as Oxford manager after a second successive 0-0 draw.
Oxford and Bristol City played out a messy goalless draw at the Kassam Stadium in Matt Bloomfield's first match as Oxford's new boss.
Oxford winger Stan Mills discusses the influence his dad Danny has had on his career to date.
Simeon Gholam and David Prutton pick their Sky Sports Championship Team of the Season so far.
Oxford are through to the FA Cup fourth round after beating MK Dons on penalties at Stadium MK.
Ipswich climbed into the automatic promotion places in the Sky Bet Championship following a 2-1 victory over struggling Oxford.
Zan Vipotnik scored his 12th goal of the season for Swansea as they completed a Championship double over managerless Oxford with a 1-0 win at the Kassam Stadium.
Stanley Mills scored a brilliant individual winning goal a minute from time to give managerless Oxford a 2-1 victory over Southampton at the Kassam Stadium.
Charlie Kelman marked his return from injury by scoring the only goal as Charlton beat Oxford 1-0 at The Valley.
Oxford are back in it after Brian De Keersmaecker nutmegs the defender and finishes with a sensational strike.
Todd Cantwell's 78th-minute penalty earned Blackburn a point from a 1-1 draw against fellow strugglers Oxford but they failed to win at Ewood Park once again.
FA Cup holders Crystal Palace have been handed a trip to sixth-tier Macclesfield in the third round of this year's competition, while Tottenham will take on Aston Villa.
Josh Tymon delivered an inch-perfect cross for Swansea's opener in a 2-0 win over Oxford, then fired home a worldie to seal a vital three points.
Jordan Storey and Daniel Jebbison struck a goal in each half to give high-flying Preston a 2-1 victory at Oxford.