Military

1959-1983
Poland
Diplomatic
The '6' is for The Netherlands, but this number is co-shared with the Embassies of Denmark, Norway, Sweden, Finland, Belgium and Nigeria.

Poland
1956-1976
Passenger / W = Warszawa City
When the second letter is a Z, it means that it is used by a foreigner without diplomatic status.

1958-1984
Diplomatic
04 = Embassy of Canada

1995

1997

Foreign-Non diplomatic

Temporary

Poland

Temporary / Kalisz

1958-1981
Passenger car / F = Lodz Province

1958-1981
Passenger / W=Warsaw / Plastic

1958-1981
1st B = Province Bydggoszcz / 2nd B is the district

1958-1976
XX = Temporary and Export

2001
Poland
Dealer

2002-2006
Historical Vehicle
WPR = Pruszkow District

From 2006
Temporary

From 1981
MC / Provisional
PO = Poznan

From 2001
Diplomatic
001 - Embassy of the USA
US-size plate