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
OCA OCB OCC OCD OCE OCF OCG OCH OCI OCJ OCK OCL OCM OCN OCO OCP OCR OCS OCT OCU OCV OCW OCX OCY
OCRE OCRI OCRM OCRR OCRS OCRV OCRX
1 OCRR Ottawa Central Ry. added 4/2000; 7/2000-7/2005   NAKINA
2 OCRR Ottawa Central Ry. added 4/2000; 7/2000   NRHS
3 OCRR OTTAWA CENTRAL RAILWAY     PWRC
4 OCRR Ottawa Central Railway     RSRV
5 OCRR OTTAWA CENTRAL RAILWAY     SCAC4
6 OCRR Ottawa Central Ry.   CDN TRAFFIC