| 1 | RAP | Rapid Air | Callsign: Rapidair, | F | AVCODES |
| 2 | RAP | Air Center Helicopters, Inc. | Callsign: Reptor, | USA | AVCODES |
| 3 | RAP | Air Center Helicopters | | | ICAO1 |
| 4 | RAPA | RAPIDMEX | | | SCAC4 |
| 5 | RAPC | RAPID TRANSPORT COMPANY | | | SCAC4 |
| 6 | RAPD | RAPIDO TRANSFER INC | | | SCAC4 |
| 7 | RAPEC | Radomskie Przedsiębiorstwo Energetyki Cieplnej RADPEC S.A. | | PL | VKM |
| 8 | RAPF | RAPID FURNITURE TRANSPORT, INC | | | SCAC3 |
| 9 | RAPH | RAPID TRANSFER | | | SCAC3 |
| 10 | RAPH | RAYMOND-A-PREHEMO | | | SCAC4 |
| 11 | RAPI | R A P EXPRESS | | | SCAC3 |
| 12 | RAPI | RAPIDEX | | | SCAC4 |
| 13 | RAPID | Rapid-Bus s.c. | City: Warszawa | PL | TRAFFIC |
| 14 | RAPK | RAPIDO'S TRUCKING (MX-367093) | | | SCAC4 |
| 15 | RAPL | RALPHS TRANSPORT LTD | | | SCAC3 |
| 16 | RAPM | RAPPLEYE, DEAN INC | | | SCAC3 |
| 17 | RAPM | REYES AUTO PARTES SA DE CV | | | SCAC4 |
| 18 | RAPN | RAPP TRUCK SERVICE | | | SCAC3 |
| 19 | RAPO | R A SPECIALISTS INC | | | SCAC3 |
| 20 | RAPO | RAPOL INC | | | SCAC4 |
| 21 | RAPP | RAPP BROS PALLET SERVICE INC | | | SCAC4 |
| 22 | RAPQ | RAPID DISTRIBUTING CORP | | | SCAC3 |
| 23 | RAPR | RAPID ROBERTS INC | | | SCAC4 |
| 24 | RAPT | R A P TRUCKING INC | | | SCAC4 |
| 25 | RAPV | RAPID AIR DELIVERY | | | SCAC3 |
| 26 | RAPV | RAPID SERVICE INC | | | SCAC4 |
| 27 | RAPW | RAP LINES INC | | | SCAC3 |
| 28 | RAPX | Rapco Transportation Co. | added 10/1981; 1/1994; eliminated 4/2000; 7/2000 (not listed) | | NAKINA |
| 29 | RAPX | Rapco Transportation Co. | added 10/81; 1/94; eliminated 4/2000; 7/2000 | | NRHS |
| 30 | RAPX | RAPCO TRANSPORTATION CO. | | | PWRC |
| 31 | RAPX | Rapco Transportation | | | RSRV |
| 32 | RAPY | RAMPLEY TRANSPORT INC | | | SCAC3 |
| 33 | RAPZ | RAPCO ENERGY | | | PWRC |
