Find the last 4 digits (ZIP+4) for an address in 78583

ZIP 78583, Rio Hondo, TX is filled in. Just type the street address.

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ZIP Code 78583 – Rio Hondo, TX

Rio Hondo, Texas · Cameron County · Central time

ZIP code78583
CityRio Hondo
StateTexas
CountyCameron County
Population5,236
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area93.11 sq mi
Center (lat, long)26.2855, -97.4716

Area codes in this area

956

These are the area codes that most often serve ZIP 78583 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

78568 Lozano · 7.9 mi78566 Los Fresnos · 11.5 mi78550 Harlingen · 12 mi78597 South Padre Island · 12.1 mi78553 Harlingen · 15.4 mi78551 Harlingen · 15.7 mi78586 San Benito · 16.2 mi78535 Combes · 16.3 mi

About ZIP 78583

ZIP code 78583 is assigned to Rio Hondo, Texas. It lies in Cameron County. Its Census area covers about 93.11 square miles of land. The closest neighboring ZIP is 78568 (Lozano), about 7.9 miles away.

Every address in 78583 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources