County ZIP codes · North Carolina · FIPS 37097
Iredell County, NC ZIP Codes
Iredell County, North Carolina has 20 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 15 residential and 5 for PO boxes or a single organization. 9 of the residential ones lie mainly in Iredell County and 6 mainly in a neighboring county; 11 cross the county line. Median household income ranges from $50,489 in 27020 (Hamptonville) to $156,496 in 28036 (Davidson) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Iredell 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 $64,060 and $87,787.
They carry 13 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 15 residential ZIP codes in Iredell County
9 ZIP codes lie mainly in Iredell County; 6 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 28117 | Mooresville | 48,826 | 1,249 | $113k | $615k | 100% |
| 28115 | Mooresville | 43,544 | 584 | $88k | $360k | 71% |
| 28625 | Statesville | 39,574 | 198 | $64k | $244k | 98% |
| 28677 | Statesville | 38,819 | 468 | $62k | $224k | 100% |
| 28166 | Troutman | 11,875 | 410 | $94k | $349k | 100% |
| 28634 | Harmony | 5,353 | 86 | $60k | $153k | 90% |
| 28678 | Stony Point | 5,064 | 118 | $75k | $237k | 54% |
| 28660 | Olin | 2,501 | 78 | $77k | $216k | 100% |
| 28689 | Union Grove | 2,188 | 48 | $71k | $157k | 64% |
Partly in Iredell County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 27013 | Cleveland | 6,575 | 87 | $66k | $212k | 19% |
| 27020 | Hamptonville | 6,207 | 82 | $51k | $171k | 14% |
| 28036 | Davidson | 22,963 | 980 | $157k | $631k | 8% |
| 28636 | Hiddenite | 4,496 | 78 | $65k | $225k | 7% |
| 28125 | Mount Ulla | 2,765 | 72 | $86k | $361k | 5% |
| 27055 | Yadkinville | 14,674 | 132 | $66k | $199k | 1% |
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 Iredell County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Iredell | Elsewhere |
|---|---|---|
| 28115 | 71% | Rowan County29% |
| 28625 | 98% | Alexander County2% |
| 28036 | 8% | Mecklenburg County58%; Cabarrus County34% |
| 27055 | 1% | Yadkin County97%; Davie County2% |
| 27013 | 19% | Rowan County81% |
| 27020 | 14% | Yadkin County78%; Wilkes County8% |
| 28634 | 90% | Davie County10% |
| 28678 | 54% | Alexander County46% |
| 28636 | 7% | Alexander County93% |
| 28125 | 5% | Rowan County95% |
| 28689 | 64% | Wilkes County17%; Yadkin County10%; Alexander County9% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 28010 | Barium Springs |
| 28123 | Mount Mourne |
| 28687 | Statesville |
| 28688 | Turnersburg |
| 28699 | Scotts |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Iredell County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Iredell County's ZIP codes use 4 prefixes: 270, 280, 281 and 286.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 270 | Greensboro, NC (SCF 270) | 3 | 40 |
| 280 | Charlotte, NC (SCF 282) | 2 | 59 |
| 281 | Charlotte, NC (SCF 282) | 5 | 50 |
| 286 | Charlotte, NC (SCF 282) | 10 | 90 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.