ZIP code 18105
Where is ZIP code 18105?
Allentown, Pennsylvania
Lehigh County · PO Box only ZIP code
ZIP code 18105 belongs to Allentown, Pennsylvania in Lehigh County. 18105 is a PO Box only ZIP code: it is used for post office boxes at the Allentown post office, not for street addresses. It is in the Eastern Time zone and uses area code 484. The closest ZIP codes are 18102 (Allentown, 0.6 mi east), 18101 (Allentown, 1.2 mi east) and 18025 (Bethlehem, 1.7 mi east).
| ZIP code | 18105 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Allentown |
| State | Pennsylvania (PA) |
| County | Lehigh County |
| Time zone | Eastern Time · now |
| Area code | 484 |
| Coordinates | 40.6084, -75.4902 map |
| 3-digit prefix | 181 |
The Census Bureau doesn’t publish population figures for po box only ZIP codes because nobody lives at a PO Box or a single organization’s address. For figures about the area, see the nearby standard ZIP codes below.
ZIP codes near 18105
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 18102 | Allentown, PA | 0.6 mi E | Standard |
| 18101 | Allentown, PA | 1.2 mi E | Standard |
| 18025 | Bethlehem, PA | 1.7 mi E | Unique |
| 18104 | Allentown, PA | 1.8 mi W | Standard |
| 18103 | Allentown, PA | 1.9 mi SE | Standard |
| 18109 | Allentown, PA | 3.3 mi NE | Standard |
| 18052 | Whitehall, PA | 3.4 mi N | Standard |
| 18032 | Catasauqua, PA | 3.4 mi N | Standard |
| 18002 | Lehigh Valley, PA | 3.8 mi NE | PO Box only |
| 18003 | Lehigh Valley, PA | 3.8 mi NE | Unique |
| 18001 | Lehigh Valley, PA | 3.9 mi NE | PO Box only |
| 18037 | Coplay, PA | 4.3 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 18105 or measure the distance to another ZIP code.
How to address mail to 18105
PO BOX 123
ALLENTOWN PA 18105
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (18105-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Allentown, PA
All Allentown ZIP codes with population and income →
Questions
- What city is ZIP code 18105?
- 18105 is a Allentown, Pennsylvania ZIP code.
- What county is 18105 in?
- ZIP code 18105 is in Lehigh County, Pennsylvania.
- What time zone is ZIP code 18105 in?
- 18105 is in the Eastern Time zone (America/New_York).
- What area code is 18105?
- Phone numbers in ZIP code 18105 use area code 484.
- Can I use 18105 for a street address?
- No. 18105 is only for PO Boxes. Street addresses in Allentown use 18101, 18102, 18103.
- What ZIP codes are near 18105?
- The nearest ZIP codes to 18105 are 18102 (Allentown, 0.6 miles), 18101 (Allentown, 1.2 miles), 18025 (Bethlehem, 1.7 miles) and 18104 (Allentown, 1.8 miles).