ZIP Code 78551
Harlingen, Texas · Cameron County
No34677
Zip78551
TypePO BOX
Decommissioned0
Primary CityHarlingen
Acceptable Cities—
Unacceptable Cities—
StateTX
LstateTexas
CountyCameron County
TimezoneAmerica/Chicago
Area Codes956
World RegionNA
CountryUS
Latitude26,19
Longitude-97,68