County ZIP codes · Virginia · FIPS 51121
Montgomery County, VA ZIP Codes
Montgomery County, Virginia has 15 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 10 residential and 5 for PO boxes or a single organization. 6 of the residential ones lie mainly in Montgomery County and 4 mainly in a neighboring county; 7 cross the county line. Median household income ranges from $41,204 in 24087 (Elliston) to $76,800 in 24073 (Christiansburg) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Montgomery 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 $62,400 and $67,675.
They carry 9 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 10 residential ZIP codes in Montgomery County
6 ZIP codes lie mainly in Montgomery County; 4 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 24060 | Blacksburg | 48,541 | 371 | $68k | $448k | 100% |
| 24073 | Christiansburg | 29,677 | 331 | $77k | $253k | 100% |
| 24061 | Blacksburg | 9,202 | 8,481 | – | – | 100% |
| 24149 | Riner | 3,986 | 72 | $70k | $205k | 66% |
| 24087 | Elliston | 3,941 | 86 | $41k | $155k | 97% |
| 24162 | Shawsville | 2,259 | 48 | $73k | $161k | 98% |
Partly in Montgomery 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?
7 ZIP codes of Montgomery County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Montgomery | Elsewhere |
|---|---|---|
| 24141 | 31% | Pulaski County 47%; Radford city 15%; Floyd County 8% |
| 24149 | 66% | Floyd County 34% |
| 24087 | 97% | Roanoke County 4% |
| 24162 | 98% | Floyd County 2% |
| 24347 | 4% | Pulaski County 87%; Carroll County 9% |
| 24138 | 50% | Floyd County 50% |
| 24070 | 5% | Roanoke County 48%; Craig County 47% |
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 Montgomery County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Montgomery County's ZIP codes use 3 prefixes: 240, 241 and 243.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 240 | Roanoke, VA (SCF 240) | 9 | 76 |
| 241 | Roanoke, VA (SCF 240) | 5 | 52 |
| 243 | Roanoke, VA (SCF 240) | 1 | 40 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.