| Abbreviation | Definition |
|---|---|
| RKG | Rosenblatt- Klauber Group, Inc. |
| RKG | Rosenblatt-Klauber Group |
| RKH | Robert K. Horn Central Realty |
| RKI | Rawson-Koenig, Inc. |
| RKI | Roberts & Kay, Inc. |
| RKI | Roberts & Kay, Incorporated |
| RKL | Radico Khaitan Ltd |
| RKN | Regionales KompetenzNetzwerk Weiterbildung, e. V. |
| RKO | Radio King Orchestra |
| RKO | Richards Kibbe & Orbe |
| RKO | Runyon Kersteen Ouellette |
| RKPM | Radhey Krishna Packers Movers |
| RKPM | Radhey Krishna Packers & Movers |
| RKR | Roger Kraus Racing Tires |
| RKV | River Kwai Village Hotel |
| RKW | R. Kinney Williams & Associates |
| RKW | Rawlinson Kelly Whittlestone |
| RKW | Rheinische Kunststoff Werke |
| RKW | Rhode, Kellermann, Wawrowsky Architects |
| RKW | Robert Keenan Winery |