Find the last 4 digits (ZIP+4) for an address in 42066

ZIP 42066, Mayfield, KY is filled in. Just type the street address.

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ZIP Code 42066 – Mayfield, KY

Mayfield, Kentucky · Graves County · Central time

ZIP code42066
CityMayfield
StateKentucky
CountyGraves CountyMarshall CountyCalloway County
Population23,917
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area217.3 sq mi
Center (lat, long)36.7325, -88.6399

Area codes in this area

270364

These are the area codes that most often serve ZIP 42066 (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

42051 Hickory · 8.8 mi42088 Wingo · 10.2 mi42039 Fancy Farm · 11 mi42054 Kirksey · 11.5 mi42040 Farmington · 11.5 mi42061 Lowes · 12.5 mi42063 Lynnville · 12.5 mi42027 Boaz · 12.9 mi

About ZIP 42066

ZIP code 42066 is assigned to Mayfield, Kentucky. It crosses 3 counties; most of its land is in Graves County. Its Census area covers about 217.3 square miles of land. The closest neighboring ZIP is 42051 (Hickory), about 8.8 miles away.

Every address in 42066 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