Wells Fargo Bank - Watt & Marconi Share: Financial Management Consulting ServicesBanks & Credit Unions Wells Fargo Bank - Watt & Marconi Visit Website 3518 Marconi Ave Sacramento, CA 95821-5302 (916) 486-7670 (916) 486-7675 (fax) LinkedIn Facebook Twitter YouTube Pinterest Instagram GooglePlus Map What's Nearby? Distance: 5 10 15 20 25 50 mi.