Lehigh County, Pennsylvania ZIP Codes
- ZIP records
28 - Cities represented
22 - Sum of listed ZIP population estimates
386,389
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 18102 | Allentown | 51,001 |
| 2 | 18103 | Allentown | 48,746 |
| 3 | 18104 | Allentown | 48,683 |
| 4 | 18018 | Bethlehem | 32,965 |
| 5 | 18052 | Whitehall | 29,451 |
| 6 | 18062 | Macungie | 27,110 |
| 7 | 18049 | Emmaus | 18,941 |
| 8 | 18109 | Allentown | 18,446 |
| 9 | 18036 | Coopersburg | 15,581 |
| 10 | 18031 | Breinigsville | 11,570 |
Cities in Lehigh County
- Allentown
- Bethlehem
- Breinigsville
- Catasauqua
- Center Valley
- Coopersburg
- Coplay
- East Texas
- Emmaus
- Fogelsville
- Germansville
- Laurys Station
- Macungie
- Neffs
- New Tripoli
- Orefield
- Schnecksville
- Slatedale
- Slatington
- Trexlertown
- Whitehall
- Zionsville
ZIP Directory
- ZIP 18018
- ZIP 18031
- ZIP 18032
- ZIP 18034
- ZIP 18036
- ZIP 18037
- ZIP 18046
- ZIP 18049
- ZIP 18051
- ZIP 18052
- ZIP 18053
- ZIP 18059
- ZIP 18062
- ZIP 18065
- ZIP 18066
- ZIP 18069
- ZIP 18078
- ZIP 18079
- ZIP 18080
- ZIP 18087
- ZIP 18092
- ZIP 18101
- ZIP 18102
- ZIP 18103
- ZIP 18104
- ZIP 18106
- ZIP 18109
- ZIP 18195
Browse all ZIP data for Pennsylvania
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.