The Foxes put their name in the hat courtesy of a brilliant 2-0 victory over Liverpool and will discover their opponents in the next round when the draw is made on Wednesday evening.
As we await the draw, here is everything you need to know…
When is the draw?
The Round 4 draw will be staged once the clash between Manchester United and Burton Albion at Old Trafford is complete (8pm kick-off).
What are the ball numbers?
1. AFC Bournemouth
2. Bristol City
3. Crystal Palace
4. Leeds United
5. Leicester City
6. Middlesbrough
7. Norwich City
8. Swansea City
9. Tottenham Hotspur
10. West Ham United
11. Wolverhampton Wanderers
12. Arsenal
13. Chelsea
14. Everton
15. Manchester United
16. Manchester City
How can you follow the draw?
The Club’s official Twitter feed @LCFC will bring you City’s draw as it happens on the night.
Reaction will then follow on LCFC.com.