Find the last 4 digits (ZIP+4) for an address in 42431

ZIP 42431, Madisonville, KY is filled in. Just type the street address.

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ZIP Code 42431 – Madisonville, KY

Madisonville, Kentucky · Hopkins County · Central time

ZIP code42431
CityMadisonville
StateKentucky
CountyHopkins County
Population27,207
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area166.67 sq mi
Center (lat, long)37.3376, -87.4752

Area codes in this area

270364

These are the area codes that most often serve ZIP 42431 (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

42410 Earlington · 4.6 mi42440 Mortons Gap · 6.8 mi42413 Hanson · 7 mi42436 Manitou · 7.3 mi42344 Graham · 9.8 mi42441 Nebo · 10 mi42442 Nortonville · 10.9 mi42325 Bremen · 11.4 mi

About ZIP 42431

ZIP code 42431 is assigned to Madisonville, Kentucky. It lies in Hopkins County. Its Census area covers about 166.67 square miles of land. The closest neighboring ZIP is 42410 (Earlington), about 4.6 miles away.

Every address in 42431 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