You can mail a FedEx envelope at any FedEx drop-off location, including FedEx Office locations, FedEx Ship Centers, and authorized FedEx ShipSite locations. You can also schedule a pickup for your FedEx envelope by visiting the FedEx website or calling 1-800-GO-FEDEX. 1. Where can I mail a FedEx envelope?You can mail a FedEx envelope at… Continue reading where can i mail a fedex envelope?