County · GEOID 42037
Columbia County, PA ZIP codes
20 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Columbia County (GEOID 42037). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 122,690 (20 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
Columbia County, PA ZIP code map

ZIP/ZCTA overlap with Columbia County
Population overlap
Share of each ZIP/ZCTA’s population located within Columbia County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- 177560.5%
- 177741.2%
- 1781478.0%
Directory county
- 1781599.1%
Directory county
- 1782096.7%
Directory county
- 178212.3%
- 1782416.6%
- 1784698.3%
Directory county
- 17858100.0%
Directory county
- 17859100.0%
Directory county
- 1787862.2%
Directory county
- 17888100.0%
Directory county
- 17920100.0%
Directory county
- 179210.2%
- 1794559.1%
Directory county
- 179859.4%
- 1860380.3%
Directory county
- 18631100.0%
Directory county
- 1863525.4%
- 186556.0%
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 Columbia County
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 17756 | Muncy | Lycoming County | 12,525 | $78,906 |
| 17774 | Unityville | Lycoming County | 1,093 | $70,313 |
| 17814 | Benton | Columbia County | 4,806 | $62,679 |
| 17815 | Bloomsburg | Columbia County | 29,324 | $66,145 |
| 17820 | Catawissa | Columbia County | 5,528 | $68,304 |
| 17821 | Danville | Montour County | 18,787 | $73,137 |
| 17824 | Elysburg | Northumberland County | 3,840 | $114,653 |
| 17846 | Millville | Columbia County | 3,796 | $66,250 |
| 17858 | Numidia | Columbia County | 68 | — |
| 17859 | Orangeville | Columbia County | 2,637 | $70,577 |
| 17878 | Stillwater | Columbia County | 1,573 | $76,875 |
| 17888 | Wilburton | Columbia County | 497 | — |
| 17920 | Aristes | Columbia County | 208 | $77,917 |
| 17921 | Ashland | Schuylkill County | 7,029 | $71,600 |
| 17945 | Locustdale | Columbia County | 191 | $25,625 |
| 17985 | Zion Grove | Schuylkill County | 1,265 | $69,375 |
| 18603 | Berwick | Columbia County | 18,985 | $55,969 |
| 18631 | Mifflinville | Columbia County | 1,109 | $49,643 |
| 18635 | Nescopeck | Luzerne County | 3,640 | $70,774 |
| 18655 | Shickshinny | Luzerne County | 5,789 | $68,362 |
USPS associates these ZIPs with Columbia County
These codes list Columbia County as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 17839 | Lightstreet | Columbia County | 122 | — |