Verdi is home to two of the closest Nevada casinos and RV parks to California on I-80: Terrible's Gold Ranch Casino, now known simply as Gold Ranch Casino, at Exit 2 and the Boomtown Reno at Exit 4. Nearby is the closest Cabela's to California.
Optus / Vodafone do share, but they are going their own ways. However new towers may still be built for both. Vodafone / Telstra have roaming capabilities using Telstra towers in some areas Hutchinson (3) / Vodafone have some shared towers Telstra / Hutchinson share towers
If towers are in multiple locations, you will need an omni-directional antenna. The best use case for omni-directional antennas is within a signal range of 50 miles or less. If more than 50 miles, the best option would be a directional antenna with the use of a remote- controlled antenna rotator. The majority of television broadcast stations in the U.S., about 75%, utilize UHF frequencies (RF channels 14-51).