The Blues ended their campaign with a 4-1 defeat to Sheffield Wednesday, highlighting the gap their head coach must bridge to the top-six.
But who will stand in their way of getting to the Championship next term?
Here’s the 19 confirmed teams to play in League One next season.
![2021-22 finish: 12th (League One)](https://www.portsmouth.co.uk/webimg/b25lY21zOjA3NDY3OGMxLTk3ODAtNDcxNy04ZjZjLWJjYTU0NDM1MmI1Zjo1NThkOGRjYy0xM2M4LTQ2NzEtYjI2OS1hOWRhYmE1MjkwMGU=.jpg?crop=3:2&width=640)
![Relegated from the Championship.
Picture: George Wood/Getty Images](https://www.portsmouth.co.uk/webimg/b25lY21zOjg1YTYxYTkyLTBiNzgtNGViNS04ZGNkLTI3NTg2MzE1MjAxZDpkYmJiZGYwMy00NGI2LTQzODItYTc4OS1mZTdjYTA2ZjQyMTc=.jpg?crop=3:2&width=640)
2. Barnsley
Relegated from the Championship. Picture: George Wood/Getty Images Photo: George Wood
![2021-22 finish: 9th (League One)](https://www.portsmouth.co.uk/webimg/b25lY21zOjUxMzVhZDAwLTllOTgtNGY2OC1hZmIzLTFjODFjYTRhZDEyNTphNWVmMTc4Yi0wYzRkLTRjNDQtYmYyNi1kYjcyMDk2YTRlODc=.jpg?crop=3:2&width=640)
![2021-22 finish: 16th (League One)](https://www.portsmouth.co.uk/webimg/b25lY21zOjhiYTNlNzQ0LWIyNDEtNGQ3My05YTNiLTRlZTBmMGM2MGM2ODo4YzllNDQ1Yi0yM2QwLTRmY2EtYmU5MC0yZTNhZjc0MmE3ZDQ=.jpg?crop=3:2&width=640)
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