• Chalfont St Peter AFC
• Charlton Rovers AFC
• Cheltenham & Cotswold Advanced Motorcyclists
• Cheltenham Civil Service
• Cheltenham Cricket Club
• Cheltenham Cricket Club Ladies
• Cheltenham Saracens
• Cheltenham Town Ladies FC
• Cheltenham Town Ladies Youth FC
• Chesterton AFC
• Chobham Academy
• Christ's College Finchley
• Churchdown Panthers FC
• Cinderford Town AFC
• Cinderford Town Youth FC
• Cotswold Gymnastics Club
• Court Farm AFC
• CPD Iau Bryn Rhosyr
• CPD Mynydd Llandegai
• CPD Mynydd Tigers
• Cranleigh FC
• Digitech Studio School
• Drakes Broughton Rangers FC
• Drove Primary School
• Dunstable Town FC
• Dursley Town FC
• Dursley Town Girls FC