County · GEOID 17127
Massac County, IL ZIP codes
8 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Massac County (GEOID 17127). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 18,298 (8 ZIPs).
Combined population of ZIP/ZCTAs intersecting this county. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census county ACS headline above. Methodology
Massac County, IL ZIP code map

ZIP/ZCTA overlap with Massac County
Population overlap
Share of each ZIP/ZCTA’s population located within Massac County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- 6290860.1%
Directory county
- 6291091.0%
Directory county
- 629381.9%
- 6294126.8%
- 6294318.8%
- 62953100.0%
Directory county
- 6295640.5%
- 6296099.8%
Directory county
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Massac County
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 62908 | Belknap | Massac County | 365 | $67,250 |
| 62910 | Brookport | Massac County | 2,120 | $59,861 |
| 62938 | Golconda | Pope County | 2,659 | $64,931 |
| 62941 | Grand Chain | Pulaski County | 588 | $50,000 |
| 62943 | Grantsburg | Johnson County | 324 | $54,688 |
| 62953 | Joppa | Massac County | 264 | $41,750 |
| 62956 | Karnak | Pulaski County | 1,155 | $67,202 |
| 62960 | Metropolis | Massac County | 10,823 | $61,702 |