| 1 | WEPC | WEBBER OIL COMPANY | | | SCAC4 |
| 2 | WEPI | WESTERN ENTERPRISES INC | | | SCAC4 |
| 3 | WEPL | WEISS, PAUL | | | SCAC4 |
| 4 | WEPS | WESTWARD PARTS SERVICES LTD | | | SCAC4 |
| 5 | WEPX | White Eagle Petroleum Co. (White Eagle Oil and Refining Co.) | 8/1920 | | NAKINA |
| 6 | WEPX | White Eagle Oil and Refining Co. | 7/1923 | | NAKINA |
| 7 | WEPX | White Eagle Oil and Refining Co. (White Eagle Oil Corp.) | 7/1930 | | NAKINA |
| 8 | WEPX | Wisconsin Electric Power Co. | added 4/1968; 4/1970-7/2005 | | NAKINA |
| 9 | WEPX | Wisconsin Electric Power Co. | added 4/68; 4/70-7/2000 | | NRHS |
| 10 | WEPX | *WHITE EAGLE OIL & REFINING CO. | | | PWRC |
| 11 | WEPX | +WISCONSIN ELECTRIC POWER COMPANY | | | PWRC |
| 12 | WEPX | Wisconsin Electric Power | | | RSRV |
| 13 | WEPX | WISCONSIN ELECTRIC POWER COMPANY | | | SCAC4 |
| 14 | WEPX | Wisconsin Electric Power Co. | | USA | TRAFFIC |
