Is there mail delivery today July 5 in Duluth MN?

Mail delivery in Duluth, MN, on July 5 would depend on whether it falls on a weekend or a holiday. If July 5 is a regular weekday and not a federal holiday, then there should typically be mail delivery. However, if it follows July 4, which is Independence Day, and the post office observes it on July 5, then there would be no mail delivery. It's always best to check with the local postal service for specific information.