Real world company prefixes

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M n O P Q R S T U V W X Y Z Ø
O& O2 O3 O4 O5 O6 O7 O8 O9 OA OB OC OD OE OF OG OH OI OJ OK OL OM ON OO OP OQ OR OS OT OU OV OW OX OY OZ
OSA OSB OSC OSD OSE OSF OSG OSH OSI OSJ OSK OSL OSM OSN OSO OSP OSQ OSR OSS OST OSU OSV OSW OSX OSY OSZ
OSRB OSRC OSRK OSRM OSRR OSRS OSRT OSRU OSRX
1 OSRR The Columbus & Ohio River R.R. Co. added 10/1992   NAKINA
2 OSRR Ohio Southern R.R., Inc. 1/1994-7/2005   NAKINA
3 OSRR Ohio R.R. System eliminated 10/1992   NAKINA
4 OSRR Ohio Southern R.R., Inc. added 10/1987   NAKINA
5 OSRR Ohio Southern R.R., Inc. added 10/87   NRHS
6 OSRR Ohio R.R. System eliminated 10/92   NRHS
7 OSRR The Columbus & Ohio River R.R. Co. added 10/92   NRHS
8 OSRR Ohio Southern R.R., Inc. 1/94-7/2000   NRHS
9 OSRR OHIO SOUTHERN RAILROAD INC. (COLUMBUS & OHIO RIVER RAILROAD CO.)     PWRC
10 OSRR Ohio Southern Railroad     RSRV
11 OSRR OHIO SOUTHERN RAILROAD CO     SCAC3
12 OSRR OHIO SOUTHERN RAILROAD CO     SCAC4