Post Offices and Masters

Zip Code Name Date Established Date Discontinued
78536 Delmita
78545 Falcon Heights
78547 Garciasville 23 Dec 1897
78548 Grulla
78582 Rio Grande City 03 Feb 1849
78584 Roma 15 April 1850
78585 Salineno
78588 San Isidro
78591 Santa Elena
Post Office Name Title Date Appointed
Rio Grande City Clay Davis Postmaster 03 Feb 1849
John L. Haynes Postmaster 27 Nov 1849
Richard W. Davis Postmaster 13 Jan 1851
James Munroe Postmaster 11 Aug 1853
John P. Kelsey Postmaster 12 Nov 1856
H. Clay Davis Postmaster 06 Aug 1861
H. Clay Davis was appointed by the Confederate States of America on 6 Aug 1861, according to Jim Wheat's "Postmasters and Post Offices of Texas, 1846-1930." Wheat also states that Confederate postal records indicate that Mrs. S.S. Hedrick acted as postmaster at some point during the Civil War.
Louisiana Davis Postmaster 23 Mar 1866
George Spencer Postmaster 21 Dec 1866
Henry G. Tachan Postmaster 05 Mar 1873
James I. Nix Postmaster 23 Nov 1874
James H. Edwards Postmaster 29 May 1882
James I. Nix Postmaster 02 Feb 1883
Miss Luciana G. Davis Postmaster 11 Feb 1885
Silverio de la Pena Postmaster 24 Jul 1890
Thomas W. Kennedy Postmaster 14 Aug 1893
Name changed to Rio Grande on January 4, 1895
Miguel P. Juarez Postmaster 04 Jan 1895
Federico Recio Postmaster 14 Jun 1897
Cruz Tijerina Postmaster 03 May 1898
Abundio Contreras Postmaster 14 Nov 1905
Casimiro P. Alvarez Acting Postmaster 15 Nov 1924
Casimiro P. Alvarez Postmaster 10 Dec 1924
Lino Perez Acting Postmaster 07 Jun 1933
Lino Perez Postmaster 25 Jan 1935
Name changed back to Rio Grande City on April 1, 1936
Lino Perez Jr. Acting Postmaster 31 Dec 1957
Lino Perez Jr. Postmaster 08 Aug 1958