The majority of events in Oxfordshire are organised by member clubs, either as an open meeting or for an athletics league they are part of.
Track & field leagues which operate in Oxfordshire are:
- Heart of England Athletics League
- Midland Track & Field League
- Oxfordshire Junior League
- Southern Athletics League
- Southern Masters League
- UK Youth Development League
- Wessex League
Oxfordshire AA is mainly responsible for organising County Championships, home inter-county matches and other competitions. See the fixtures page for a full list of events Oxfordshire AA is involved with.