Your 2017 thread with the same question.
Does anyone know the frequencies and/or system associated with WinnaVegas Casino?
forums.radioreference.com
The casino address comes back Sloan, Iowa
Looking on the map online. It shows the casino in Iowa.
WinnaVegas Casino Resort
WinnaVegas is owned and operated by the Winnebago Tribe of Nebraska, a federally recognized tribe in northeastern Nebraska.
1500 330th Street, Sloan IA 51055
Try this license.
FCC Callsign WPRS473 (WINNAVEGAS CASINO)
461.5250 - 7K60FXE/7K60FXD/11K2F3E - FB2
463.8375 - 7K60FXE/7K60FXD/11K2F3E - FB2
https://www.radioreference.com/apps/db/?fccCallsign=WPRS473
FCC Callsigns within 4 Miles of N 42.228980 W -96.294460
https://www.radioreference.com/apps/db/?action=fccProx&lat=42.228980&lon=-96.294460&r=4