Municipalities that have changed constituencies and changes to the names of constituencies in the Parliamentary elections 1983 to 2015
Municipalities that have changed constituencies 1983 to 2015
| Constituency before the change | New constituency | Date |
| 06 Häme south constituency | 03 Turku south constituency | 1990 |
| 761 Somero | 761 Somero | |
| 06 Häme south constituency | 07 Häme North constituency | 1990 |
| 310 Kylmäkoski | 310 Kylmäkoski | |
| 864 Toijala | 864 Toijala | |
| 908 Valkeakoski | 908 Valkeakoski | |
| 928 Viiala | 928 Viiala | |
| 04 Turku north constituency | 07 Häme north constituency | 1993 |
| 108 Hämeenkyrö | 108 Hämeenkyrö | |
| 143 Ikaalinen | 143 Ikaalinen | |
| 250 Kihniö | 250 Kihniö | |
| 493 Mouhijärvi | 493 Mouhijärvi | |
| 581 Parkano | 581 Parkano | |
| 932 Viljakkala | 932 Viljakkala | |
| 02 Uusimaa constituency | 06 Häme constituency | 1998 |
| 015 Artjärvi | 015 Artjärvi | |
| 560 Orimattila | 560 Orimattila | |
| 03 Varsinais-Suomi constituency | 04 Satakunta constituency | 1998 |
| 266 Kodisjoki | 266 Kodisjoki | |
| 04 Satakunta constituency | 07 Pirkanmaa constituency | 1998 |
| 772 Suodenniemi | 772 Suodenniemi | |
| 912 Vammala | 912 Vammala | |
| 988 Äetsä | 988 Äetsä | |
| 06 Häme constituency | 07 Pirkanmaa constituency | 1998 |
| 887 Urjala | 887 Urjala | |
| 09 Mikkeli constituency | 06 Häme constituency | 1998 |
| 081 Hartola | 081 Hartola | |
| 111 Heinola | 111 Heinola | |
| 781 Sysmä | 781 Sysmä | |
| 09 South Savo constituency | 19 North Savo constituency | 2002 |
| 212 Kangaslampi | 212 Kangaslampi | |
| 04 Satakunta constituency | 07 Pirkanmaa constituency | 2005 |
| 619 Punkalaidun | 619 Punkalaidun |
Changes of names and/or numbers of constituencies in Parliamentary elections 1983 to 2015
| Change constituency | New name of constituency | Date |
| 01 Helsinki city constituency | 01 Helsinki constituency | 1997 |
| 02 Uudenmaa province constituency | 02 Uusimaa constituency | 1997 |
| 03 Turku south constituency | 03 Varsinais-Suomi constituency | 1997 |
| 04 Turku north constituency | 04 Satakunta constituency | 1997 |
| 06 Häme south constituency | 06 Häme constituency | 1997 |
| 07 Häme north constituency | 07 Pirkanmaa constituency | 1997 |
| 08 Kymi province constituency | 08 Kymi constituency | 1997 |
| 09 Mikkeli province constituency | 09 Mikkeli constituency | 1997 |
| 10 North Karelia province constituency | 11 North Karelia constituency | 1997 |
| 11 Kuopio province constituency | 10 Kuopio constituency | 1997 |
| 12 Central Finland province constituency | 13 Central Finland constituency | 1997 |
| 13 Vaasa province constituency | 12 Vaasa constituency | 1997 |
| 14 Oulu province constituency | 14 Oulu constituency | 1997 |
| 15 Laplad province constituency | 15 Lapland constituency | 1997 |
| 09 Mikkeli constituency | 09 South Savo constituency | 2002 |
| 10 Kuopio constituency | 10 North Savo constituency | 2002 |
| 08 Kymi constituency | 08 Southeast Finland constituency | 2013 |
| 09 South Savo constituency | 08 Southeast Finland constituency | 2013 |
| 10 North Savo constituency | 09 Savo-Karelia constituency | 2013 |
| 11 North Karelia constituency | 09 Savo-Karelia constituency | 2013 |
| 12 Vaasa constituency | 10 Vaasa constituency | 2013 |
| 13 Central Finland constituency | 11 Central Finland constituency | 2013 |
| 14 Oulu constituency | 12 Oulu constituency | 2013 |
| 15 Lapland constituency | 13 Lapland constituency | 2013 |
Last updated 10.4.2015
Official Statistics of Finland (OSF):
Parliamentary elections [e-publication].
ISSN=1799-6279. Helsinki: Statistics Finland [referred: 11.11.2025].
Access method: http://stat.fi/til/evaa/evaa_2015-04-10_luo_002_en.html
