I combine USA shipping for additional postcards at no extra cost: Save all cards in your cart - Request invoice from seller – Pay invoice’s total.

USA eBay Standard Envelope Shipping Service: Processes envelope at origin regional and destination regional sorting centers (shows label created, mail in transit, delivered). Does not track up to buyer’s address. Delivered means arrived to destination regional center, not to buyer’s address. It may take 1-2 more days before delivery to buyer’s address.