In the NUTS (Nomenclature of Territorial Units for Statistics) codes of Finland (FI), the three levels are:
2013 version.
In the 2003 version, Satakunta was coded FI191, and Pirkanmaa was coded FI192.
Below the NUTS levels, the two LAU (Local Administrative Units) levels are:
The LAU codes of Finland can be downloaded here: [1]