| Primary City | Allentown | |
| Population | 118,032 | |
| State | Pennsylvania | |
| County | Lehigh County | |
| Current Time | ||
| Zip Codes | 18101-18106, 18109, 18195 | |
| Area Codes | 610, 610 |
Neighbouring Zip Codes
ZIP Code: 17356
Red Lion, Pennsylvania
ZIP Code: 19456
Oaks, Pennsylvania
ZIP Code: 18025
Bethlehem, Pennsylvania
ZIP Code: 18020
Bethlehem, Pennsylvania
ZIP Code: 19510
Blandon, Pennsylvania
ZIP Code: 18032
Catasauqua, Pennsylvania
ZIP Code: 18099
Emmaus, Pennsylvania
ZIP Code: 18098
Emmaus, Pennsylvania
ZIP Code: 18055
Hellertown, Pennsylvania
ZIP Code: 19530
Kutztown, Pennsylvania
ZIP Code: 17057
Middletown, Pennsylvania
ZIP Code: 17022
Elizabethtown, Pennsylvania
ZIP Code: 18064
Nazareth, Pennsylvania
ZIP Code: 18067
Northampton, Pennsylvania
ZIP Code: 18071
Palmerton, Pennsylvania
ZIP Code: 18045
Easton, Pennsylvania
ZIP Code: 18043
Easton, Pennsylvania
ZIP Code: 18070
Palm, Pennsylvania
ZIP Code: 18951
Quakertown, Pennsylvania
ZIP Code: 18106
Allentown, Pennsylvania
Neighbouring Cities
Ancient Oaks, Emmaus, Fullerton, Red Lion, Whitehall Township, Catasauqua, Northampton, Kutztown, Bethlehem, Hellertown, Middletown, Palmerton, Quakertown, Blandon, Nazareth