To speak with a representative about foreign checks, visit your local Wells Fargo branch or call 1-800-678-4653. Use the exchange rates listed below or the convenient Currency Calculator tool to determine how much foreign currency cash you want to order.I'm saying to you, get your money out of Wells Fargo Bank. Wells Fargo can receive incoming wires in both U.S. dollars and foreign currency. For receiving wire transfers in U.S. dollars. Don't know how to fill out a check in Mexico? Here's a step-by-step guide with images to help you do it accurately.