I am nowhere near the level of Stanford or Yale, so lets keep out of that range…
Here’s a top 30 list from socialpsychology.org. Not knowing your stats, but staying away from Stanford or Yale, how about Stony Brook or Penn State?
https://www.socialpsychology.org/gunder.htm
The University of Michigan
An excellent undergraduate psychology program will have about 40 courses available. Usually about 3 will be designated as social psychology courses. Are you looking for something more specific than this?