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
O&G O&W
1 O&G Oakdale & Gulf Ry. Co. 7/1923   NAKINA
2 O&G OAKDALE & GULF RWY. CO.     PWRC
3 O&W New York, Ontario & Western Ry. Co. 8/1920 & 7/1930-7/1936   NAKINA
4 O&W NEW YORK, ONTARIO & WESTERN RWY. CO.     PWRC