Find the last 4 digits (ZIP+4) for an address in 78656

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ZIP Code 78656 – Maxwell, TX

Maxwell, Texas · Caldwell County · Central time

ZIP code78656
CityMaxwell
StateTexas
CountyCaldwell CountyHays County
Population2,847
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area28.46 sq mi
Center (lat, long)29.9045, -97.8073

Area codes in this area

512737

These are the area codes that most often serve ZIP 78656 (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

78640 Kyle · 6.3 mi78655 Martindale · 6.3 mi78644 Lockhart · 8.3 mi78622 Fentress · 8.6 mi78670 Staples · 10 mi78666 San Marcos · 10.7 mi78610 Buda · 12.2 mi78661 Prairie Lea · 12.9 mi

About ZIP 78656

ZIP code 78656 is assigned to Maxwell, Texas. It crosses 2 counties; most of its land is in Caldwell County. Its Census area covers about 28.46 square miles of land. The closest neighboring ZIP is 78640 (Kyle), about 6.3 miles away.

Every address in 78656 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