Find the last 4 digits (ZIP+4) for an address in 62864

ZIP 62864, Mount Vernon, IL is filled in. Just type the street address.

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ZIP Code 62864 – Mount Vernon, IL

Mount Vernon, Illinois · Jefferson County · Central time

ZIP code62864
CityMount Vernon
StateIllinois
CountyJefferson County
Population22,779
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area142.98 sq mi
Center (lat, long)38.3305, -88.9024

Area codes in this area

618730

These are the area codes that most often serve ZIP 62864 (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

62872 Opdyke · 6.8 mi62830 Dix · 8.6 mi62898 Woodlawn · 8.7 mi62889 Texico · 9.7 mi62816 Bonnie · 9.8 mi62814 Bluford · 9.8 mi62894 Waltonville · 11.2 mi62893 Walnut Hill · 11.6 mi

About ZIP 62864

ZIP code 62864 is assigned to Mount Vernon, Illinois. It lies in Jefferson County. Its Census area covers about 142.98 square miles of land. The closest neighboring ZIP is 62872 (Opdyke), about 6.8 miles away.

Every address in 62864 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