Mail Delivery On Columbus Day 2024 Dates. Below is a list of the 2024 post office holidays. In observance of the columbus day holiday, postal service facilities will be closed for retail services and there will be no regular mail deliveries on monday, october 14, 2024.

Mail will also be delivered on that day. The tables below show all holidays for 2024 and which carriers do not provide services on those days (either pickup or delivery).