Cardiff, who finished bottom of the Premier League last season, face a trip to Coventry, but former top-flight sides Fulham and Norwich have been given byes. They will start in the second round along with Premier League sides that are not competing in Europe.
The seven teams that will join in the competition from round three are holders Manchester City, Liverpool, Chelsea and Arsenal, who have qualified for the Champions League, and Everton, Tottenham and Hull, who will be representing England in the Europa League.
Capital One Cup first round draw:
Oldham v Middlesbrough Shrewsbury v BlackpoolSheffield Wednesday v Notts County Tranmere v Nottingham Forest Leeds v Accrington Bolton v BuryRochdale v Preston Rotherham v Fleetwood Carlisle v Derby Port Vale v Hartlepool Morecambe v BradfordBarnsley v Crewe Chesterfield v Huddersfield Blackburn v Scunthorpe Burton v Wigan York v Doncaster Sheffield United v Mansfield Reading v Newport Bristol City v Oxford Brighton v Cheltenham Coventry v Cardiff Luton v Swindon Dagenham & Redbridge v Brentford Charlton v Colchester Crawley v Ipswich Wolves v Northampton Yeovil v Gillingham MK Dons v AFC Wimbledon Exeter v Bournemouth Stevenage v Watford Plymouth v Leyton Orient Birmingham v Cambridge Portsmouth v Peterborough Millwall v Wycombe Southend v Walsall
All ties will be played in the week commencing 11 August