Thanks for posting that... If anyone has anything newer or more complete (this one currently lacks seven cars of the 34 that will attempt to qualify for the "500"), please share!
The Indycar.com spotters guide has the driver radio frequencies listed for Texas this weekend. Attached is the updated PDF and spreadsheet. Subtones are not confirmed for 2023.
forums.radioreference.com
Also, most of the frequencies for the officials that I've found are out of date. All of them have moved to encrypted DMR except for race control on 468.825 PL 103.5.