Choosing 4 Cal State Universities?

I'm trying to narrow down my cal state list. So far i have sonoma state, csu fullerton, csu northridge, and humboldt state. Please provide any insight on these schools. Dorms, campus life, academics, anything i should be warned about Gpa 3.4 (weighted) sat 1530 2 clubs 2 other volunteer programs over 100 hrs of community service done. Determine my chances of getting in. Thanks in advance.