Find the last 4 digits (ZIP+4) for an address in 42157

ZIP 42157, Mount Hermon, KY is filled in. Just type the street address.

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ZIP Code 42157 – Mount Hermon, KY

Mount Hermon, Kentucky · Monroe County · Central time

ZIP code42157
CityMount Hermon
StateKentucky
CountyMonroe County
Population507
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area18.53 sq mi
Center (lat, long)36.7814, -85.8197

Area codes in this area

270364

These are the area codes that most often serve ZIP 42157 (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

42131 Etoile · 6 mi42166 Summer Shade · 8.2 mi42133 Fountain Run · 8.5 mi42140 Gamaliel · 8.6 mi42167 Tompkinsville · 9.1 mi42130 Eighty Eight · 10.1 mi42123 Austin · 10.3 mi42124 Beaumont · 10.9 mi

About ZIP 42157

ZIP code 42157 is assigned to Mount Hermon, Kentucky. It lies in Monroe County. Its Census area covers about 18.53 square miles of land. The closest neighboring ZIP is 42131 (Etoile), about 6 miles away.

Every address in 42157 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