Viser nå: USA - Offisiell portostraffpost (1983 - 2009) - 2 frimerker.
1984
Penalty Mail Stamps
4. February VM: Ingen Perforering: 11
![[Penalty Mail Stamps, type A7]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A7-s.jpg)
1984
Penalty Mail Stamps - Coil Stamp
4. February VM: Ingen Perforering: 10 vertical
![[Penalty Mail Stamps - Coil Stamp, type A8]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A8-s.jpg)
