This guide is for you. We'll cover the Wells Fargo foreign currency transaction fee, and tips for using Wells Fargo when going abroad.Your local Wells Fargo branch can accept checks issued in a limited number of foreign countries and currencies. To speak with a representative about foreign checks, visit your local Wells Fargo branch or call 1-800-678-4653. DisclosuresCollapse. A fee will be charged for each debit card purchase in a foreign currency that a network converts into a U.S. dollar amount. Fee. Learn about foreign transaction fees Wells Fargo Advisors may charge as a result of financial transaction taxes from foreign governments.