County ZIP codes · Alabama · FIPS 01103
Morgan County, AL ZIP Codes
Morgan County, Alabama has 18 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 15 residential and 3 for PO boxes or a single organization. 8 of the residential ones lie mainly in Morgan County and 7 mainly in a neighboring county; 10 cross the county line. Median household income ranges from $51,429 in 35601 (Decatur) to $96,071 in 35754 (Laceys Spring) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Morgan 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 $65,863 and $76,620.
They carry 14 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 15 residential ZIP codes in Morgan County
8 ZIP codes lie mainly in Morgan County; 7 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 35601 | Decatur | 35,449 | 1,338 | $51k | $172k | 100% |
| 35603 | Decatur | 32,179 | 453 | $82k | $247k | 99% |
| 35640 | Hartselle | 27,344 | 256 | $77k | $210k | 100% |
| 35670 | Somerville | 7,760 | 79 | $52k | $205k | 100% |
| 35622 | Falkville | 6,830 | 71 | $67k | $190k | 85% |
| 35754 | Laceys Spring | 5,556 | 127 | $96k | $202k | 96% |
| 35621 | Eva | 3,471 | 76 | $79k | $214k | 97% |
| 35775 | Valhermoso Springs | 385 | 23 | $51k | $106k | 100% |
Partly in Morgan County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 35087 | Joppa | 2,281 | 100 | $67k | $172k | 39% |
| 35019 | Baileyton | 2,197 | 78 | $62k | $132k | 37% |
| 35619 | Danville | 5,343 | 41 | $66k | $169k | 32% |
| 35673 | Trinity | 7,250 | 157 | $81k | $211k | 28% |
| 35175 | Union Grove | 4,860 | 77 | $75k | $199k | 18% |
| 35016 | Arab | 17,158 | 217 | $64k | $209k | 5% |
| 35179 | Vinemont | 9,082 | 97 | $73k | $177k | 4% |
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?
11 ZIP codes of Morgan County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Morgan | Elsewhere |
|---|---|---|
| 35603 | 99% | |
| 35016 | 5% | Marshall County 69%; Cullman County 21%; Blount County 6% |
| 35179 | 4% | Cullman County 91%; Winston County 5% |
| 35673 | 28% | Lawrence County 72% |
| 35622 | 85% | Cullman County 15% |
| 35754 | 96% | Marshall County 4% |
| 35619 | 32% | Lawrence County 68% |
| 35175 | 18% | Marshall County 82% |
| 35621 | 97% | Cullman County 3% |
| 35087 | 39% | Cullman County 48%; Marshall County 13% |
| 35019 | 37% | Cullman County 63% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Morgan County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Morgan County's ZIP codes use 4 prefixes: 350, 351, 356 and 357.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 350 | Birmingham, AL (SCF 350) | 3 | 63 |
| 351 | Birmingham, AL (SCF 350) | 2 | 50 |
| 356 | Huntsville, AL (SCF 357) | 11 | 44 |
| 357 | Huntsville, AL (SCF 357) | 2 | 35 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.