West Ham, Burnley and Wolves are among those in action; follow the goals as they go in across Saturday's packed schedule on Soccer Saturday.
Every tie from the opening round will be shown live on Sky Sports, with clubs from the Championship, League One and League Two entering the competition.
The first-round action begins on Thursday when Bristol City host Walsall at Ashton Gate, before three more matches on Friday evening. Wolves begin their campaign at home to Port Vale, Middlesbrough host Wrexham and Stevenage travel to Wycombe.
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All the goals as they go in on Soccer Saturday!
Saturday brings the bulk of the first-round fixtures, beginning with Cambridge United against Barnet at 1pm before QPR host London rivals Millwall at 2pm.
There is then a packed programme of 3pm kick-offs, with Burnley hosting Notts County, West Ham taking on Portsmouth and Leicester facing Northampton Town among the standout ties.
Elsewhere, Swansea meet Birmingham City, Sheffield Wednesday host Bolton and Norwich welcome MK Dons, while Southampton travel to Colchester United.
The Saturday action concludes with Cheltenham against Charlton, Colchester versus Southampton and Rotherham facing West Brom, with all games kicking off at 5.30pm.
Soccer Saturday will also be across the afternoon's action, bringing you the goals and major moments as they happen from around the grounds.
The opening round continues on Sunday as Mansfield Town host Sheffield United at 4pm. Plymouth Argyle against Exeter City brings a Devon derby to Sky Sports on Monday night.
How to watch the Carabao Cup on Sky Sports
Sky Sports customers can watch matches on Sky Sports+, with games available on the Sky Sports app and the Sky Sports website.
In case you can't be in front of a TV, you can still keep up with all of the action with our dedicated blogs across the weekend and throughout the competition.
The competition will continue throughout the season, with round two taking place in the week commencing August 24.
The nine Premier League sides in Europe - Arsenal, Manchester City, Manchester United, Aston Villa, Liverpool, Bournemouth, Brighton, Sunderland and Crystal Palace - come in for the third round.
See the full Carabao Cup first-round draw and schedule on Sky Sports
Carabao Cup 2026/27 round dates
Round one: Friday August 9, Saturday August 10 and Sunday August 11
Round two: w/c August 24
Round three: w/c September 7 and w/c September 14
Round four: w/c October 26
Round five: w/c December 14
Semi-final first leg: w/c January 11
Semi-final second leg: w/c February 1
Final: Sunday March 21
