Real world company prefixes
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Q& QA QB QC QD QE QF QG QH QI QJ QK QL QM QN QO QP QQ QR QS QT QU QV QW QX QY
QRA QRB QRC QRE QRK QRL QRM QRO QRP QRR QRS QRT QRW
QRRU
Q& QA QB QC QD QE QF QG QH QI QJ QK QL QM QN QO QP QQ QR QS QT QU QV QW QX QY
QRA QRB QRC QRE QRK QRL QRM QRO QRP QRR QRS QRT QRW
QRRU
| 1 | QRR | Quincy R.R. Co. | 1/75-7/2000 | NRHS | |
| 2 | QRR | QUINCY RAILROAD COMPANY | PWRC | ||
| 3 | QRR | Quincy R.R. Co. | 1/1975-7/2005 | NAKINA | |
| 4 | QRR | Quincy Railroad | RSRV | ||
| 5 | QRRU | Q1 INTERMODAL | SCAC3 | ||
| 6 | QRRU | Q ONE (1) INTERMODAL | SCAC4 |