www.ukie.gov.pl - Office of the Committee for European Integration
www.cie.gov.pl - European Information Centre
www.udt.gov.pl - Office of Technical Inspection (Poland)
www.rcie.rzeszow.pl - Regional European Information Centre in Rzeszow (Poland)
www.esc.eu.int - European Economic and Social Committee
www.ngo.pl - Polish Non-Governmental Organizations Portal