ZIP Code 18104 — Allentown, Pennsylvania
ZIP code 18104 belongs to Allentown, Pennsylvania (county: Lehigh). It sits at latitude 40.6018, longitude -75.5225 in the America/New_York time zone.
| Field | Value |
|---|---|
| ZIP code | 18104 |
| City / place | Allentown |
| State | Pennsylvania |
| County | Lehigh |
| Coordinates | 40.6018, -75.5225 |
| Time zone | America/New_York |
| City population | 120,207 |
| ZIP type | PO box / unique |
| Telephone area codes | 484, 610 |
What is ZIP code 18104?
18104 is a five-digit ZIP code used by the United States Postal Service for Allentown, Pennsylvania. It is one of 8 ZIP codes associated with Allentown in this dataset. The delivery area is served from the local post office network, so the ZIP can cover more than one neighbourhood or even cross a city line.
ZIP codes in the same city
Area codes and city profile
Telephone area codes serving Allentown: 484, 610. For population, county and county-seat details, see Allentown and all places in Pennsylvania.
Nearby ZIP codes
18105 2.8 km · Allentown18102 3.8 km · Allentown18101 4.5 km · Allentown18103 5.1 km · Allentown18106 6.2 km · Allentown18052 6.3 km · Whitehall18098 7.3 km · Emmaus18099 7.3 km · Emmaus
Frequently asked questions
What city is ZIP code 18104 in?
ZIP code 18104 is in Allentown, Pennsylvania.
What county is 18104 in?
18104 belongs to Lehigh in Pennsylvania.
What time zone is ZIP code 18104 in?
18104 is in the America/New_York time zone.