Fortress Bank Share: Banks & Credit Unions Fortress Bank Visit Website 9000 N Knoxville Ave Peoria, IL 61615 (309) 966-4850 (309) 713-3454 (fax) About Map About First State is a $290 million locally-owned community bank with 8 Central Illinois locations providing complete residential mortgage solutions & one-on-one, relationship-based banking for small and medium-sized businesses. What's Nearby? Distance: 5 10 15 20 25 50 mi.