In Town Finder search for a town in the district or government you want. Then in the boxes on the right you will see underlined district and "province" names.
Click on the the district or province c1930 or c1900 as you want and up comes a list of all the relevant towns in Town Finder in the district or province as selected.
SHADUR, SADUR, SHADER, SADER, CHADOUR, SADOUR, SHADOUR, SZADUR from Salakas, Lithuania
MINDEL, MINDELL from Utena and Vyzuonos, Lithuania
FELLER from Pabrade, Lithuania