On which mobile devices will I be able to access Pennsylvania's regulated internet gaming sites?

You can access BetRivers on Android and Apple devices. Chromebooks however, do not have the ability to geolocate. 

Live Chat Support E-mail support Phone:1 (800)563-0241 Gambling Problem? 1(800) GAMBLER

You are welcome to register from any state in the U.S., but must be 21+ years old and physically located in PA to wager. Gambling problem? Call 1-800-GAMBLER. The gaming service is brought to you by Rush Street Interactive PA. LLC ( license# 110298), licensed by PGCB, address of record 1001 N. Delaware Avenue Philadelphia, PA 19125 on behalf of SugarHouse HSP Gaming, LP d/b/a Rivers Casino Philadelphia (Internet Gaming Certificate 1356) and Holdings Acquisition Co., LP d/b/a Rivers Casino Pittsburgh(license# F-1361).