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Post Offices by County

CAMERON COUNTY, TEXAS

ZIP Code Post Office Date Established Date Discontinued
78520 BROWNSVILLE
78535 COMBES
78550 HARLINGEN
78559 LA FERIA
78566 LOS FRESNOS
78567 LOS INDIOS
78568 LOZANO
78575 OLMITO
POINT ISABEL 02/03/1849 09/25/1876
78578 PORT ISABEL 11/12/1849
78583 RIO HONDO
78586 SAN BENITO 04/02/1907
78592 SANTA MARIA
78593 SANTA ROSA 09/01/1927
SANTA ROSA 02/18/1859 11/05/1866

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