Here is a list of Koberstein lines known so far.  This list has become fairly long and therefor it has been subdivided into five (5) groups.  The Koberstein name originates from Germanic lands.  Therefore a natural division of the records is based on the lands in which they were located.

1. Nongermanic lands only

2. Nongermanic lands but the original immigrant is known

3. Nongermanic and Germanic Lands

4. Germanic locations lands only

5. Resource lines such as IGI, Ancestral file, etc.

New Frames Organization by area of immigration (if any), then by area immigrated from (primarily, Posen, Brandenburg, or Bavaria), and year of immigration.

Each Koberstein Line identified here is available as a GEDCOM file ready to import into your favorite genealogical program.  Simply click on the Root Individual and go to the Table of Contents, one of the selections will be "Download GEDCOM file".