Listed below are the Clubs affiliated with the ONB in 202, their websites and contact:
| Club | Website | Secretary | Secretary Email |
| 4 Shires Swimming Club | www.4ssc.co.uk | Rachel Pearson | [email protected] |
| Abingdon Vale Swimming Club | www.avsc.co.uk | Kate Dingle | [email protected] |
| Aylesbury & District Swimming Club | www.adsc.org.uk | Kerry King | [email protected] |
| Banbury Swimming Club | www.banburyswim.co.uk | Emma Watson | [email protected] |
| Bicester Bluefins Swimming Club | www.bluefins.org.uk | Nicola Laverick | [email protected] |
| Bletchley & District Swimming Club | www.bletchleyswim.com | Terry Bedeau | [email protected] |
| Bourne End Swimming Club | www.bejsc-swimming.org.uk | [email protected] | |
| Buckingham Swans Swimming Club | www.buckinghamswanssc.co.uk | Sinead Lavin | [email protected] |
| City of Milton Keynes Swimming Club | www.cmksc.com | Christine Drabwell | [email protected] |
| City of Oxford Swimming Club | www.oxfordswim.com | Hollie Robbins | [email protected] |
| City of Oxford Water Polo Club | www.oxfordwaterpolo.co.uk | Lorenzo Errichelli | [email protected] |
| Didcot Barramundi Swimming Club | www.didcotbarramundi.com | Geraldine Seabrook | [email protected] |
| Henley Leisure Swimming Club | None | James Cushing | [email protected]; [email protected] |
| Henley Swimming Club | www.henleyswimmingclub.org.uk | ||
| InSynch Synchro Club, Milton Keynes | |||
| Kidlington & Gosford Swimming Club | www.kgsc.co.uk | Marie Royal | [email protected] |
| Maxwell Swimming Club | maxwellswimclub.com | Mrs Donna Richmond | [email protected] |
| Newport Pagnell Swimming Club | www.npswim.co.uk | Richard Spong | [email protected] |
| Oxford Brookes University Swimming Club | https://www.brookes.ac.uk/brookes-sport/team-brookes/clubs/swimming | ||
| Oxford University Swimming Club | www.ousc.info | Caterina Vanelli Coralli | [email protected] |
| Oxford University Water Polo Club | www.ouwpc.org | NICOLE KAGAN | [email protected] |
| Sunflower Swimming Club - Oxford | Sunflower Club secretary | Ian Goldin | [email protected] |
| Thame Swimming Club | www.thameswimmingclub.co.uk | Richard Davies | [email protected] |
| Wantage White Horses | www.wwhsc.co.uk | Euganie Pengilly (Janie) | [email protected] |
| Wantage Youth Swimming Club | |||
| Witney & District Swimming Club | Witney and District Swimming Club Home (gomotionapp.com) | Sally-Anne Clavaud | [email protected] |
| Oxford and Witney Artistic Swimming Club | www.witneysynchro.co.uk | ||
| Witney Waterpolo Club | witneywaterpolo.org.uk | Alan Jones | [email protected] |
