County ZIP codes · Arkansas · FIPS 05111
Poinsett County, AR ZIP Codes
Poinsett County, Arkansas has 12 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 11 residential and 1 for PO boxes or a single organization. 8 of the residential ones lie mainly in Poinsett County and 3 mainly in a neighboring county; 6 cross the county line. Median household income ranges from $40,529 in 72472 (Trumann) to $55,827 in 72432 (Harrisburg) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Poinsett County?
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 $41,017 and $48,472.
They carry 11 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 11 residential ZIP codes in Poinsett County
8 ZIP codes lie mainly in Poinsett County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 72472 | Trumann | 8,708 | 56 | $41k | $114k | 100% |
| 72432 | Harrisburg | 6,283 | 37 | $56k | $116k | 100% |
| 72365 | Marked Tree | 2,618 | 29 | $47k | $81k | 100% |
| 72354 | Lepanto | 2,403 | 41 | $49k | $73k | 78% |
| 72386 | Tyronza | 1,304 | 11 | $47k | $86k | 42% |
| 72479 | Weiner | 1,152 | 6 | $55k | $89k | 88% |
| 72429 | Fisher | 247 | 4 | $36k | $76k | 100% |
| 72377 | Rivervale | 32 | 492 | – | – | 100% |
Partly in Poinsett County
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?
6 ZIP codes of Poinsett County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Poinsett | Elsewhere |
|---|---|---|
| 72354 | 78% | Mississippi County 22% |
| 72324 | 4% | Cross County 96% |
| 72419 | 5% | Craighead County 95% |
| 72386 | 42% | Crittenden County 35%; Mississippi County 23% |
| 72479 | 88% | Jackson County 7%; Craighead County 6% |
| 72421 | 8% | Craighead County 92% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 72475 | Waldenburg |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Poinsett County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Poinsett County's ZIP codes use 2 prefixes: 723 and 724.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.