County ZIP codes · Louisiana · FIPS 22105
Tangipahoa Parish, LA ZIP Codes
Tangipahoa Parish, Louisiana has 20 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 18 residential and 2 for PO boxes or a single organization. 15 of the residential ones lie mainly in Tangipahoa Parish and 3 mainly in a neighboring county; 8 cross the county line. Median household income ranges from $47,399 in 70456 (Roseland) to $81,241 in 70433 (Covington) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Tangipahoa Parish?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $50,653 and $71,611.
They carry 15 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 18 residential ZIP codes in Tangipahoa Parish
15 ZIP codes lie mainly in Tangipahoa Parish; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 70454 | Ponchatoula | 34,564 | 198 | $72k | $234k | 100% |
| 70403 | Hammond | 30,173 | 713 | $51k | $212k | 86% |
| 70401 | Hammond | 21,221 | 612 | $51k | $211k | 100% |
| 70422 | Amite | 15,399 | 98 | $51k | $162k | 64% |
| 70466 | Tickfaw | 10,148 | 296 | $66k | $167k | 95% |
| 70443 | Independence | 9,006 | 118 | $58k | $164k | 57% |
| 70444 | Kentwood | 8,687 | 36 | $52k | $178k | 71% |
| 70446 | Loranger | 7,173 | 87 | $72k | $250k | 100% |
| 70456 | Roseland | 3,193 | 97 | $47k | $116k | 100% |
| 70455 | Robert | 2,181 | 97 | $57k | $194k | 100% |
| 70402 | Hammond | 1,850 | 15,041 | – | – | 100% |
| 70465 | Tangipahoa | 522 | 519 | $20k | – | 100% |
| 70442 | Husser | 196 | 12 | $65k | $203k | 100% |
| 70436 | Fluker | 104 | 15 | – | – | 100% |
| 70451 | Natalbany | 65 | 288 | – | – | 100% |
Partly in Tangipahoa Parish
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
8 ZIP codes of Tangipahoa Parish extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Tangipahoa | Elsewhere |
|---|---|---|
| 70433 | 7% | St. Tammany Parish 93% |
| 70403 | 86% | Livingston Parish 14% |
| 70435 | 4% | St. Tammany Parish 96% |
| 70422 | 64% | St. Helena Parish 36% |
| 70466 | 95% | Livingston Parish 5% |
| 70443 | 57% | Livingston Parish 33%; St. Helena Parish 10% |
| 70444 | 71% | St. Helena Parish 28%; Washington Parish 1% |
| 70437 | 24% | St. Tammany Parish 76% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 70404 | Hammond |
| 70421 | Akers |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Tangipahoa Parish'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 Tangipahoa Parish starts with 704.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 704 | New Orleans, LA (SCF 700) | 20 | 47 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.