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City ZIP codes · Louisiana

Lake Charles, LA ZIP Codes

11 ZIP codes use the postal name Lake Charles, Louisiana (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 7 residential and 4 for PO boxes or a single organization. Median household income runs from $49,992 in 70601 to $101,844 in 70611, 2.0 times as much (Census Bureau, ACS 2020-2024). Lake Charles's most populous ZIP code is 70605, with 40,482 people (ACS 2020-2024); 30% of its land is in the city of Lake Charles.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Lake Charles's ZIP codes?

70601: $50k median household income70605: $86k median household income70607: $60k median household income70609: – median household income70611: $102k median household income70615: $40k median household income706077061170615706057060170601: $50k median household income70605: $86k median household income70607: $60k median household income70611: $102k median household income70615: $40k median household income706077061170615706057060170601: $50k median household income70605: $86k median household income70607: $60k median household income70611: $102k median household income70615: $40k median household income7060770611706157060570601
The 7 residential ZIP codes named Lake Charles, 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 Lake Charles's ZIP codes?

The highest median household income is in 70611 ($101,844), the lowest in 70601 ($49,992). Home values run from $162,200 in 70601 to $308,700 in 70605.

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

All 7 residential ZIP codes of Lake Charles

Residential ZIP codes with the postal name Lake Charles, LA, largest first (ACS 2020-2024); sort by any column
County
70605 Calcasieu Parish 40,482 942 $86k $309k
70601 Calcasieu Parish 30,872 1,915 $50k $162k
70607 Calcasieu Parish 27,080 235 $60k $181k
70611 Calcasieu Parish 22,124 271 $102k $258k
70615 Calcasieu Parish 12,980 283 $40k $140k
70609 Calcasieu Parish 357 39,667 – –
70629 Calcasieu Parish no residents 0 – –

Download the 11 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 Lake Charles

4 ZIP codes named Lake Charles 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.

Lake Charles, LA: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
70602Calcasieu Parish
70606Calcasieu Parish
70612Calcasieu Parish
70616Calcasieu Parish

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

Which counties do Lake Charles's ZIP codes reach?

Lake Charles's residential ZIP codes lie in 2 counties: Calcasieu Parish (7 ZIP codes mainly there), Cameron Parish (part of a ZIP code).

Which places do Lake Charles's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Lake Charles's residential ZIP codes cover Lake Charles itself and 3 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Gillis census-designated 70611
  • Moss Bluff census-designated 70611
  • Prien census-designated 70605

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Lake Charles'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 Lake Charles starts with 706.

Three-digit prefixes of Lake Charles'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 Lake Charles's
PrefixSectional centerHereAll codes
706 Lafayette, LA (SCF 705) 11 44

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