Ostfriesen Genealogical Society of America (OGSA) Minnesota

Oldenburgische Gesellschaft fĂźr Familienkunde e.V.


Our association is committed to supporting our members researching their ancestors from Ostfriesland and the events and culture that shaped their lives.  We hope that you find the information on this site helpful.  Additional resources are available to our members after logging in through our Member Section page. 

Contact Information:

Mailing Address:
P.O. Box 50919
Mendota, MN 55150

Contact language:  English



Genealogical Society and Historical Assoication



The OGSA is an all-volunteer 501c3 non-profit.  Our mission is to:
  • Foster and increase interest in the culture, history and customs of Ostfriesland.
  • Provide and exchange historical and genealogical information of those of Ostfriesen heritage.
  • Preserve and celebrate our Ostfriesen heritage.
We support this mission through:



    Our membership options include:
    1.  Membership with electronic journals which can be downloaded from this website – $22 annually.
    2.  Membership with mailed journals within the USA and online access – $32 annually.
    3.  Joint memberships with two people in a household at the same prices listed above.  We will only mail one copy of printed journals if you select this option but either member can download them.

    Membership Benefits:

    The OGSA is an all-volunteer 501c3 non-profit association, and membership dues are the primary source of support for the OGSA’s operations, research library, quarterly journals and other member benefits.  Some of those include: 
    •  Four Quarterly journals/newsletters, 28 or more pages each, click here for a sample
    •  Free access to the Minnesota Genealogical Society Library, containing OGSA’s collection
    •  Discounts on Ostfriesen Ortsippenbuchs (OSBs) and other research materials, some that are solely distributed in the US by OGSA
    •  Discounts on many resources developed by or translated by our members, exclusively available through the OGSA
    •  Opportunities to participate in OGSA social and educational activities throughout the year and at our conferences
    •  Discounted rates on research requests
    •  Support for the development and preservation of information about our ancestral Ostfriesen heritage and culture
    We strive to keep our membership costs low through volunteers’ efforts and good organizational oversight.  To help accomplish this, we offer membership options that allow online journal access or postal mailed options.  The online journals are provided in pdf format, allowing the use of color photos while mailed journals are printed in black and white.