| 1 | RXP | Royal Aviation Express | Callsign: Roy Express, | CDN | AVCODES |
| 2 | RXP | RAM Express | Callsign: Express Maroc, | MA | AVCODES |
| 3 | RXP | Royal Aviation Express | | | ICAO1 |
| 4 | RXP | Rail Experts | | NL | TRAFFIC |
| 5 | RXPC | RAYNOR EXPRESS CORP | | | SCAC3 |
| 6 | RXPC | RAYNOR EXPRESS CORP | | | SCAC4 |
| 7 | RXPD | RARITAN EXPRESS DISTRIBUTION INC | | | SCAC3 |
| 8 | RXPE | R EXPRESS | | | SCAC3 |
| 9 | RXPE | RAI EXPRESS LINES LTD | | | SCAC4 |
| 10 | RXPF | RANGER EXPRESS FORWARDING INC | | | SCAC4 |
| 11 | RXPG | RESOURCE TRANSPORT LLC | | | SCAC4 |
| 12 | RXPH | ROAD XPRESS | | | SCAC4 |
| 13 | RXPI | REGIONAL EXPRESS INC | | | SCAC4 |
| 14 | RXPK | READY EXPRESS INC | | | SCAC4 |
| 15 | RXPL | REGAL TRANSPORT SYSTEMS LLC | | | SCAC4 |
| 16 | RXPN | RICHLAND EXPRESS INC | | | SCAC3 |
| 17 | RXPP | RELIABLE EXPRESS TRANSPORTATION INC | | | SCAC4 |
| 18 | RXPQ | REDLANDS EXPRESS CO INC | | | SCAC3 |
| 19 | RXPQ | RUXPINS EXPRESS | | | SCAC4 |
| 20 | RXPR | RELIABLE EXPRESS INC | | | SCAC3 |
| 21 | RXPR | RELIABLE EXPRESS INC | | | SCAC4 |
