1 | OKKT | Union Pacific R.R. Co. | added 4/1997; 7/2000-7/2005 | | NAKINA |
2 | OKKT | Missouri Pacific System | added 1/1990; 1/1994; eliminated 4/1997 | | NAKINA |
3 | OKKT | Oklahoma, Kansas and Texas R.R. Co. | added 10/1980; added 1/1981; eliminated 4/1982; added 1/1983; eliminated 1/1990 | | NAKINA |
4 | OKKT | Oklahoma, Kansas and Texas R.R. Co. | added 10/80; added 1/81; eliminated 4/82; added 1/83; eliminated 1/90 | | NRHS |
5 | OKKT | Missouri Pacific System | added 1/90; 1/94; eliminated 4/97 | | NRHS |
6 | OKKT | Union Pacific R.R. Co. | added 4/97; 7/2000 | | NRHS |
7 | OKKT | UP [MISSOURI PACIFIC] [OKLAHOMA KANSAS & TEXAS RR.] | | | PWRC |
8 | OKKT | Oklahoma, Kansas and Texas Railroad (Union Pacific Railroad) | | | RSRV |