ZIP Code 78017 – Dilley, TX
Dilley, Texas · Frio County · Central time
| ZIP code | 78017 |
|---|---|
| City | Dilley |
| State | Texas |
| County | Frio CountyLa Salle County |
| Population | 5,551 |
| Time zone | Central · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 403.42 sq mi |
| Center (lat, long) | 28.7416, -99.2080 |
Area codes in this area
These are the area codes that most often serve ZIP 78017 (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
About ZIP 78017
ZIP code 78017 is assigned to Dilley, Texas. It crosses 2 counties; most of its land is in Frio County. Its Census area covers about 403.42 square miles of land. The closest neighboring ZIP is 78061 (Pearsall), about 12.1 miles away.
Every address in 78017 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