All the Vegas ones have to count individually if 36 is possible. I'm coming up with 37 counting off the list of Casino Locations on TR but I dont know the non-Vegas properties well to know where they combine (like in Vegas where they list Nobu separately but for casino purposes that's really CP)
1 - ARIZONA - Harrah's Phoenix Ak-Chin
1 - CALIFORNIA - Harrah’s Resort Southern California
2 - ILLINOIS - Harrah's Joliet, Harrah's Metropolis
2 - INDIANA - Horseshoe Hammond, Horseshoe Southern Indiana
2 - IOWA - Horseshoe Council Bluffs, Harrah's Council Bluffs
3 - LOUISIANA - Harrah's New Orleans, Harrah's Louisiana Downs, Horseshoe Bossier City
1 - MARYLAND - Horseshoe Baltimore
3 - MISSISSIPPI - Harrah's Gulf Coast, Tunica Roadhouse, Horseshoe Tunica
2 - MISSOURI - Harrah's North Kansas City
9 - NEVADA Las Vegas - Bally's, Caesars Palace, Harrah's, The Cromwell, The LINQ, Paris, Planet Hollywood, Rio, Flamingo
4 - NEVADA Other - Harrah's Lake Tahoe, Harveys Lake Tahoe, Harrah's Reno, Harrah's Laughlin
3 - NEW-JERSEY - Bally's Atlantic City, Caesars Atlantic City, Harrah's Resort Atlantic City
2 - NORTH-CAROLINA - Harrah's Cherokee, Harrah's Cherokee Valley River
1 - ONTARIO-CANADA - Caesars Windsor
1 - PENNSYLVANIA - Harrah's Philadelphia