To find the location of a village, use the JewishGen Gazetteer. It will give you the coordinates, even if you have any doubts about the spelling and thanks to Mapquest, you can even locate on a map.
A version, the JewishGen Communities Database, restrict the search to places where there were Jewish Communities.
The Geographical Dictionary of Poland 1880-1914 (Polish) will serve you well to get more details, such as statistics on the number of Jews living in a particular village now in Poland but also in Belarus, Lithuania, Ukraine, former Polish territories.
The Global Zelder's Dictionary
1732-1754 (German) will serve you to find place name or any other name
or expression. The search engine works with any part of a name.
A site, Ortlexica, (German) reconstitutes a dictionary of places of Austria-Hungary.
The very good wesite of the Museum for Jewish Bucovinian History and Culture published a interactive map.
Topographic maps of Central and Eastern Europe on Mapster.