Find the last 4 digits (ZIP+4) for an address in 41091

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ZIP Code 41091 – Union, KY

Union, Kentucky · Boone County · Eastern time

ZIP code41091
CityUnion
StateKentucky
CountyBoone County
Population25,244
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area56.17 sq mi
Center (lat, long)38.9103, -84.7363

Area codes in this area

859

These are the area codes that most often serve ZIP 41091 (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

41022 Florence · 3.6 mi41094 Walton · 6.3 mi41005 Burlington · 6.8 mi41092 Verona · 7 mi41042 Florence · 7.2 mi47038 Patriot · 7.4 mi41095 Warsaw · 9.4 mi47040 Rising Sun · 9.5 mi

About ZIP 41091

ZIP code 41091 is assigned to Union, Kentucky. It lies in Boone County. Its Census area covers about 56.17 square miles of land. The closest neighboring ZIP is 41022 (Florence), about 3.6 miles away.

Every address in 41091 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