| RDG | Radio Data Group, Inc. 
| Others |
| RDG | Rail Delivery Group
| Others |
| RDG | Rallye Des Gazelles
| Others |
| RDG | Rather Delectable Gentlemen
| Others |
| RDG | Reading
| Others |
| RDG | Reading Regional Airport, Reading, Pennsylvania USA
| Others |
| RDG | Red Data Girl
| Others |
| RDG | Red Dot Gallery
| Others |
| RDG | Redeclared Global
| Others |
| RDG | Reduced Diameter Grip
| Others |
| RDG | Referral Development Group of Northern Kentucky
| Others |
| RDG | Reformed Druids of Gaia
| Others |
| RDG | Regional Director General
| Others |
| RDG | Remote Data Gateway
| Others |
| RDG | Removable Double Glazing
| Others |
| RDG | Renault Dauphine Gordini
| Others |
| RDG | Resource Development Group
| Others |
| RDG | Restaurant Development Group
| Others |
| RDG | Retail Design Group
| Others |
| RDG | Reversal Discussion Group
| Others |
| RDG | Ridge
| Others |
| RDG | River Design Group
| Others |
| RDG | Roadside Design Guide
| Others |
| RDG | Robert Del Grande
| Others |
| RDG | Rosenbaum Design Group
| Others |
| RDG | Rosetta Design Group
| Others |
| RDG | Rotel Digital Gateway
| Others |
| RDG | Royal Dragoon Guards
| Others |
| RDG | Runnymede Drama Group
| Others |
| RDG | Russ Darrow Group, Inc.
| Others |
| RDG | Ruttle Design Group
| Others |