Westamerica Bank Address: 16265 Main St, Guerneville, CA 95446 Phone: (707) 869-0665 Banks, Mortgage Brokers Other Businesses: Schoolhouse Canyon Campground at 12600 River Rd, Guerneville, CA 95446 Schoolhouse Canyon Campground at 12600 River Rd, Guerneville, CA 95446 Rio Nido Lodge at the Russian River at 4444 Wood Road, Guerneville, CA 95446 Cottages On River Road at 14880 River Rd, Guerneville, CA 95446