The Postables discover a vase with a letter inside and must find the vase's owner. The vase's origin is suspicious and the Postables will have to decide whether to do what is right or what is legal.

The following contains major spoilers for Signed, Sealed, Delivered ... The movie opens on their honeymoon, but then the title rolls and they're already on their way home and being awkward.

There are no showtimes for Signed, Sealed, Delivered: To the Altar. You can stream it or buy it on digital platforms below.

There are no showtimes for Signed, Sealed, Delivered: From the Heart. You can stream it or buy it on digital platforms below.