| 1 | WBMX | Wilkes-Barre Milling Co. | added 4/1967; 4/1970-1/1975; eliminated 4/1978 | | NAKINA |
| 2 | WBMX | Lauhoff Grain Co. | added 4/1978; 1/1980-1/1994; eliminated 10/1997; 7/2000-7/2005 (not listed) | | NAKINA |
| 3 | WBMX | Wilkes-Barre Milling Co. | added 4/67; 4/70-1/75; eliminated 4/78 | | NRHS |
| 4 | WBMX | Lauhoff Grain Co. | added 4/78; 1/80-1/94; eliminated 10/97; 7/2000 | | NRHS |
| 5 | WBMX | LAUHOFF GRAIN COMPANY [WILKES-BARRE MILLING CO.] | | | PWRC |
| 6 | WBMX | Wilkes-Barre Milling (Lauhoff Grain) | | | RSRV |