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City ZIP codes · Kentucky

London, KY ZIP Codes

6 ZIP codes use the postal name London, Kentucky (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 2 residential and 4 for PO boxes or a single organization. Median household income runs from $64,369 in 40744 to $64,552 in 40741 (Census Bureau, ACS 2020-2024). London's most populous ZIP code is 40741, with 23,397 people (ACS 2020-2024); 4% of its land is in the city of London.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are London's ZIP codes?

40741: $65k median household income40744: $64k median household income407414074440741: $65k median household income40744: $64k median household income407414074440741: $65k median household income40744: $64k median household income4074140744
The 2 residential ZIP codes named London, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are London's ZIP codes?

The highest median household income is in 40741 ($64,552), the lowest in 40744 ($64,369). Home values run from $168,500 in 40741 to $172,700 in 40744.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 2 residential ZIP codes of London

Residential ZIP codes with the postal name London, KY, largest first (ACS 2020-2024); sort by any column
County
40741 Laurel County 23,397 113 $65k $169k
40744 Laurel County 20,137 194 $64k $173k

Download the 6 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in London

4 ZIP codes named London have no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

London, KY: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
40742Laurel County
40743Laurel County
40745Laurel County
40750Laurel County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do London's ZIP codes reach?

London's residential ZIP codes lie in 2 counties: Laurel County (2 ZIP codes mainly there), Clay County (part of a ZIP code).

Which first three digits do London's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of London starts with 407.

Three-digit prefixes of London's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are London's
PrefixSectional centerHereAll codes
407 Knoxville, TN (SCF 377) 6 19

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.