Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — STATE/LA/COUNTY/CALCASIEU

Calcasieu Parish, LA ZIP codes

There are 20 ZIP codes in Calcasieu Parish, LA, in 8 towns, from 70601 to 70669. The largest are 70605 (Lake Charles), 70601 (Lake Charles) and 70663 (Sulphur). 1 more crosses into it from a neighbouring county: 70630.

The parish seat is Lake Charles.

ZIP codes
20
Partly in it
1 more
Towns
8
Parish seat
Lake Charles
County FIPS
22019
Population
207,088
Median household income
$67,564
Land area
1,064 sq mi
Area code
337
Metro area
Lake Charles

Calcasieu Parish ZIP codes by town

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

ZIP codes partly in Calcasieu Parish

This ZIP code lies mostly in a neighbouring county but covers a twentieth or more of Calcasieu Parish.

Map of Calcasieu Parish ZIP codes

7060170602706057060670607706097061170612706157061670629706337064670647706617066370664706657066870669

The ZIP codes of Calcasieu Parish, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Calcasieu Parish in numbers

About 207,088 people live in Calcasieu Parish, in 77,957 households, the 7th most populous of Louisiana's 64 counties. The median household income is $67,564 a year, 11% above the Louisiana median of $60,756 (US: $80,734). The median owner-occupied home is valued at $217,000 (about the same as the Louisiana median), and median gross rent is $1,109 a month. The median age is 37.4; 24.9% of adults 25 and over hold a bachelor's degree or higher (27.0% across Louisiana); the average commute takes 21 minutes.

Population207,088Calcasieu207,088
Households77,957Calcasieu77,957
Median age37.4Calcasieu37.4Louisiana38.0US 38.9
Median household income$67,564Calcasieu$67,564Louisiana$60,756US $80,734
Median home value$217,000Calcasieu$217,000Louisiana$216,500US $332,700
Median gross rent$1,109Calcasieu$1,109Louisiana$1,064US $1,413
Bachelor's degree or higher24.9%Calcasieu24.9%Louisiana27.0%US 35.7%
Mean commute21.1 minCalcasieu21.1 minLouisiana25.7 minUS 26.4 min
Population density195 / sq miCalcasieu195 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Calcasieu Parish

Largest towns in Calcasieu Parish
TownZIP codesPopulation
Lake Charles 11 81,143
Sulphur 3 20,775
Westlake 1 4,743
Iowa 1 3,200
Vinton 1 3,176
Dequincy 1 2,931
Hayes 1 690
Starks 1 314

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Calcasieu Parish.

Not sure you are in Calcasieu Parish? What county am I in? answers from your location, near a county line included.

Every ZIP code in Calcasieu Parish, with figures

ZIP codes in Calcasieu Parish
ZIP City Type Population Median income Median home
70601 Lake Charles , LA Standard 30,872 $49,992 $162,200
70602 Lake Charles , LA No street area — — —
70605 Lake Charles , LA Standard 40,482 $86,015 $308,700
70606 Lake Charles , LA No street area — — —
70607 Lake Charles , LA Standard 27,080 $60,351 $181,100
70609 Lake Charles , LA Standard 357 — —
70611 Lake Charles , LA Standard 22,124 $101,844 $258,300
70612 Lake Charles , LA No street area — — —
70615 Lake Charles , LA Standard 12,980 $40,047 $140,400
70616 Lake Charles , LA No street area — — —
70629 Lake Charles , LA Standard 0 — —
70633 Dequincy , LA Standard 8,486 $67,203 $180,300
70646 Hayes , LA Standard 877 $128,906 $165,400
70647 Iowa , LA Standard 12,736 $71,045 $270,900
70661 Starks , LA Standard 1,861 $24,917 $83,700
70663 Sulphur , LA Standard 27,799 $64,707 $180,600
70664 Sulphur , LA No street area — — —
70665 Sulphur , LA Standard 13,222 $86,573 $236,800
70668 Vinton , LA Standard 6,169 $49,455 $128,800
70669 Westlake , LA Standard 9,552 $69,106 $172,800

Cite this page

zipcodes.pro. “Calcasieu Parish ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/la/county/calcasieu

Underlying data is public domain or openly licensed — sources, vintages and licences.