County ZIP codes · Pennsylvania · FIPS 42035
Clinton County, PA ZIP Codes
Clinton County, Pennsylvania has 17 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 16 residential and 1 for PO boxes or a single organization. 13 of the residential ones lie mainly in Clinton County and 3 mainly in a neighboring county; 6 cross the county line. Median household income ranges from $41,173 in 17764 (Renovo) to $75,072 in 17751 (Mill Hall) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Clinton 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 $58,555 and $71,635.
They carry 16 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 16 residential ZIP codes in Clinton County
13 ZIP codes lie mainly in Clinton County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 17745 | Lock Haven | 17,718 | 77 | $59k | $177k | 72% |
| 17751 | Mill Hall | 7,431 | 53 | $75k | $215k | 100% |
| 17747 | Loganton | 3,421 | 40 | $72k | $208k | 100% |
| 17764 | Renovo | 2,361 | 14 | $41k | $84k | 100% |
| 16822 | Beech Creek | 1,784 | 18 | $72k | $200k | 96% |
| 17721 | Avis | 1,419 | 1,198 | $59k | $141k | 100% |
| 17760 | North Bend | 572 | 7 | $67k | $131k | 100% |
| 16848 | Lamar | 215 | 870 | $62k | $155k | 100% |
| 17748 | McElhattan | 184 | 188 | $70k | $94k | 100% |
| 17779 | Woolrich | 179 | 132 | $54k | $164k | 100% |
| 17750 | Mackeyville | 177 | 128 | $148k | $148k | 100% |
| 17778 | Westport | 74 | 1 | $56k | $157k | 100% |
| 16871 | Pottersdale | 47 | 1 | $51k | $165k | 74% |
Partly in Clinton 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?
6 ZIP codes of Clinton County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Clinton | Elsewhere |
|---|---|---|
| 17745 | 72% | Lycoming County 28% |
| 17740 | 17% | Lycoming County 83% |
| 16841 | 1% | Centre County 99% |
| 16822 | 96% | Centre County 4% |
| 17729 | 29% | Potter County 71% |
| 16871 | 74% | Clearfield County 26% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 17726 | Castanea |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Clinton County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Clinton County's ZIP codes use 2 prefixes: 168 and 177.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.