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 — CITY/LA/LEONVILLE

Leonville ZIP code, Louisiana

The ZIP code for Leonville, LA is 70551, and its area code is 337.

USPS city name
1 ZIP code
Overlapping the city
2 more
Population
1,395
Area code
337

Mail addressed to Leonville uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Leonville in numbers

About 1,395 people live in Leonville, in 512 households. The median household income is $43,015 a year, 29% below the Louisiana median of $60,756 (US: $80,734). The median owner-occupied home is valued at $182,800 (16% below the Louisiana median), and median gross rent is $693 a month. The median age is 29.9; 36.1% of adults 25 and over hold a bachelor's degree or higher (27.0% across Louisiana); the average commute takes 33 minutes.

Population1,395Leonville1,395
Households512Leonville512
Median age29.9Leonville29.9Louisiana38.0US 38.9
Median household income$43,015Leonville$43,015Louisiana$60,756US $80,734
Median home value$182,800Leonville$182,800Louisiana$216,500US $332,700
Median gross rent$693Leonville$693Louisiana$1,064US $1,413
Bachelor's degree or higher36.1%Leonville36.1%Louisiana27.0%US 35.7%
Mean commute33.2 minLeonville33.2 minLouisiana25.7 minUS 26.4 min
Population density512 / sq miLeonville512 / sq mi

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

ZIP codes addressed as Leonville

ZIP codes with the USPS city name Leonville
ZIP City Type Population Median income Median home
70551 Leonville , LA Standard 570 $44,924 —

Other ZIP codes overlapping Leonville

These ZIP codes cover part of Leonville but are addressed as somewhere else.

ZIP codes overlapping Leonville
ZIP City Type Population Median income Median home
70512 Arnaudville , LA Standard 10,740 $47,313 $166,700
70570 Opelousas , LA Standard 37,565 $44,612 $142,800

Map of Leonville ZIP codes

70551

The ZIP codes of Leonville, LA, 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.

Towns near Leonville

The nearest larger towns are Sunset (3,074 people, 6.1 mi), Port Barre (2,275 people, 6.7 mi) and Opelousas (15,495 people, 7.3 mi).

Towns near Leonville
TownPopulationDistance
Sunset 3,074 6.1 mi
Opelousas 15,495 7.3 mi
Carencro 11,619 10.8 mi
Breaux Bridge 7,501 13.2 mi
Church Point 4,096 14.3 mi
Scott 8,609 16.7 mi
Lafayette 121,715 17.9 mi
Broussard 14,322 22.5 mi
Rayne 7,105 22.8 mi
Ville Platte 6,253 23.4 mi
Milton 2,793 24.6 mi
St. Martinville 5,297 24.9 mi
Youngsville 17,427 25.3 mi
Eunice 9,239 26.0 mi

More nearby: every ZIP code in St. Landry Parish · Louisiana ZIP codes

Cite this page

zipcodes.pro. “Leonville, LA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/la/leonville

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