| 1 | NRW | Polizeifliegerstaffel Nordrhein-Westfalen | Callsign: Hummel, | D | AVCODES |
| 2 | NRW | Polizeifliegerstaffel Nordrhein-Westfalen | | | ICAO1 |
| 3 | NRW | Nord-Rhein-Westfalien design | Many bus companies using the same paint scheme~ | D | TRAFFIC |
| 4 | NRWC | NORTHWEST COOPERAGE CO INC | | | SCAC3 |
| 5 | NRWC | NORWICH DISCOUNT OIL INC | | | SCAC4 |
| 6 | NRWE | NORTHWEST TRANSPORT INCORPORATED | | | SCAC3 |
| 7 | NRWM | N R W MANUFACTURING INC | | | SCAC4 |
| 8 | NRWS | NORTHWESTERN COLORADO PIPE & STORAG | | | SCAC3 |
| 9 | NRWT | NORWOOD TRUCKING COMPANY | | | SCAC3 |
| 10 | NRWY | NORTH WAY PETROLEUM TRANSPORT INC | | | SCAC3 |
