| 1 | GBW | Fox Valley & Western, Ltd. | added 1/1994; 1/1994-7/2005 | | NAKINA |
| 2 | GBW | Green Bay & Western R.R. Co. | 7/1932-7/1935 & 4/1938-10/1966 & 1/1975-1/1980; eliminated 1/1994 | | NAKINA |
| 3 | GBW | Green Bay & Western R.R. Co. | 4/38-10/66 & 1/75-1/80; eliminated 1/94 | | NRHS |
| 4 | GBW | Fox Valley & Western, Ltd. | added 1/94; 1/94-7/2000 | | NRHS |
| 5 | GBW | CANADIAN NATIONAL RAILWAY [FOX VALLEY & WESTERN, LTD.; GREEN BAY & WESTERN RR; WISCONSIN CENTRAL RAILWAY] | | | PWRC |
| 6 | GBW | Green Bay and Western Railroad (Canadian National Railway) | | | RSRV |
| 7 | GBW | Green Bay & Western Railroad | | USA | TRAFFIC |
| 8 | GBW | Gleisbau-Busching-Wagner GmbH | | DE | VKM |
| 9 | GBWB | RETIRED 04-26-93 ATP | | | PWRC |
| 10 | GBWB | GOLLON BROTHERS WHOLESALE LIVE BAIT | | | SCAC4 |
| 11 | GBWC | GBW CORPORATION | | | SCAC4 |
| 12 | GBWK | RETIRED 04-26-93 ATP | | | PWRC |
| 13 | GBWM | GREEN BAY WESTERN - MDW RR | | | PWRC |
| 14 | GBWT | RETIRED 04-26-93 ATP | | | PWRC |
| 15 | GBWT | G & B WOODCRAFT LTD | | | SCAC4 |
| 16 | GBWX | GERBER PRODUCTS CO. (SANDOZ, NOVARTIS) | | | PWRC |
| 17 | GBWX | Gerber Products (Novartis) | | | RSRV |
