På
http://www.usps.com/postmasterfinder/ lägger USAs postverk upp en databas över postmästare. Databasen är under uppbyggnad och lite långsam i sökfunktionen, men det bör väl gå att hitta information om en hel del svenskar i den.
Detta får man exempelvis fram på Center City Minnesota
CENTER CITY POST OFFICE
CHISAGO COUNTY, MINNESOTA
Name Title Date Appointed
Samuel S. Hamilton Postmaster 02/06/1863
Carl F. Stark Postmaster 08/24/1863
Peter Shaleen Postmaster 10/21/1863
John E. Peterson Postmaster 04/05/1877
John E. Peterson Postmaster 05/07/1877
Charles W. Mobeck Postmaster 10/13/1893
John E. Peterson Postmaster 10/29/1897
Roy E. Lorens Postmaster 06/15/1911
Charles W. Mobeck Postmaster 01/26/1915
J. Arthur Johnson Acting Postmaster 11/21/1922
J. Arthur Johnson Postmaster 12/16/1922
Howrad H. Gunz Acting Postmaster 08/25/1933
Howard H. Gunz Postmaster 06/13/1934
Mrs. Melba D. Gunz Acting Postmaster 09/07/1943
Howard H. Gunz Postmaster 02/28/1946
John A. Rolig Acting Postmaster 07/31/1949
John A. Rolig Postmaster 03/05/1951
Paul E. Carlson Acting Postmaster 07/22/1963
Mrs. Fern E. Carlson Acting Postmaster 09/30/1964
Charles T. Appleby Postmaster 08/30/1965
Arnold D. Carlson Officer-In-Charge 12/28/1984
Constance M. McKay Postmaster 04/27/1985
(Originally established as CHISAGO LAKE)
Changed to CENTRE CITY on May 7, 1877
Changed to CENTER CITY on October 13, 1893
Colleen Rieck Officer-In-Charge 11/05/1990
Sharon Vetter Officer-In-Charge 04/05/1991
Helen Blumhoefer Officer-In-Charge 03/06/1992
Daniel E. Gunderson Officer-In-Charge 06/06/1992
Robert J. Williams Postmaster 07/25/1992
Sharon Vetter Officer-In-Charge 12/08/1997
Kermit P. Christensen Postmaster 08/29/1998