The Blades will make the trip down to London to face League One outfit Leyton Orient in the FA Cup. The full draw is below:
Portsmouth v Bristol City
Sheffield Wednesday v Fulham
Preston v Liverpool
Birmingham v Wolves
West Ham v Barnsley
Middlesbrough v Barrow
Hull v Newcastle
Hartlepool v Stoke
Chelsea v Southend
Manchester City v Nottingham Forest
Cardiff v Reading
Ipswich v Chesterfield or Droylesden
Charlton v Norwich
West Brom v Peterborough or Tranmere
Torquay v Blackpool
Leyton Orient v Sheffield United
Southampton v Man Utd
Millwall v Carlisle or Crewe
Histon v Swansea
Forest Green Rovers v Derby
QPR v Burnley
Leicester v Crystal Palace
Tottenham v Wigan
Morecambe or Cheltenham v Doncaster
Arsenal v Plymouth
Notts County or Kettering v Eastwood Town
Bournemouth or Blyth v Blackburn
Macclesfield v Everton
Watford v Scunthorpe
Sunderland v Bolton
Coventry v Kidderminster
Gillingham or Stockport v Aston Villa
Ties will be played on the 3rd and 4th of January 2009.