1 | CIRC | Central Iowa Transportation Cooperative d/b/a Central Iowa Ry. Co. | 1/1975; eliminated 7/1976; 1/1980 | | NAKINA |
2 | CIRC | Central Iowa Ry. Co. | added 4/1974 | | NAKINA |
3 | CIRC | Central Iowa Ry. Co. | added 4/74 | | NRHS |
4 | CIRC | Central Iowa Transportation Cooperative d/b/a Central Iowa Ry. Co. | 1/75; eliminated 7/76; 1/80 | | NRHS |
5 | CIRC | *CENTRAL IOWA RAILWAY CO. | | | PWRC |
6 | CIRC | *CONSOLIDATED INSPECTION & REPAIR CORP. | | | PWRC |