United's first round Carabao Cup away tie against Harrogate Town will be played on Tuesday 8 August, kick off 7.45pm.
The first midweek of the new season takes the Blues to the Envirovent Stadium where Simon Weaver's men await.
It's the first time these teams have met in this competition and will be the eighth time they've come together in total, with Harrogate winning five of the previous meetings. The other two have been stalemates.
Full ticket details will be released in due course.
Harrogate Town v Carlisle United, Tuesday 8 August, kick off 7.45pm