| Abbreviation | Definition |
|---|---|
| DCOR | Dirt Church Off Road |
| DCPC | Dedham Country and Polo Club |
| DCPV | Dartmouth Club of Pioneer Valley |
| DCSC | Davis Computer Science Club |
| DCSC | Deer Creek Shooting Center |
| DCSC | Delaware County Skating Club |
| DCSC | Derby City Sailing Club |
| DCSC | Down County Social Club |
| DCTC | Disney Cars Toy Club |
| DCWC | Diamond Club West Coast |
| DDBC | Danish Dutch Business Club |
| DDBC | Darling Downs Bridge Club |
| DDBC | Dubbo Dirt Bike Club |
| DDBC | Dudley and District Business Club |
| DDBC | Dudley District Business Club |
| DDBC | Dunas Douradas Beach Club |
| DDBC | Dunstable and District Boat Club |
| DDBC | Dyfed Dirt Bike Club |
| DDC | Dallas Dressage Club |
| DDC | Dead Dad Club |