ZIP code 18003
Where is ZIP code 18003?
Lehigh Valley, Pennsylvania
Lehigh County · Unique ZIP code
ZIP code 18003 belongs to Lehigh Valley, Pennsylvania in Lehigh County. 18003 is a unique ZIP code assigned to a single organization (Business Reply Mail) that gets a lot of mail. It is in the Eastern Time zone and uses area code 484. The closest ZIP codes are 18002 (Lehigh Valley, 0 mi north), 18001 (Lehigh Valley, 0.1 mi north) and 18109 (Allentown, 0.6 mi southwest).
| ZIP code | 18003 |
|---|---|
| Type | Unique ZIP code for a single organization |
| Status | Active |
| City | Lehigh Valley |
| State | Pennsylvania (PA) |
| County | Lehigh County |
| Time zone | Eastern Time · now |
| Area code | 484 |
| Coordinates | 40.6428, -75.4328 map |
| 3-digit prefix | 180 |
The Census Bureau doesn’t publish population figures for unique 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 18003
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 18002 | Lehigh Valley, PA | 0 mi N | PO Box only |
| 18001 | Lehigh Valley, PA | 0.1 mi N | PO Box only |
| 18109 | Allentown, PA | 0.6 mi SW | Standard |
| 18032 | Catasauqua, PA | 2.1 mi NW | Standard |
| 18018 | Bethlehem, PA | 2.3 mi SE | Standard |
| 18017 | Bethlehem, PA | 2.6 mi NE | Standard |
| 18025 | Bethlehem, PA | 3.2 mi SW | Unique |
| 18101 | Allentown, PA | 3.4 mi SW | Standard |
| 18102 | Allentown, PA | 3.4 mi SW | Standard |
| 18037 | Coplay, PA | 3.8 mi NW | Standard |
| 18105 | Allentown, PA | 3.8 mi SW | PO Box only |
| 18052 | Whitehall, PA | 3.9 mi W | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 18003 or measure the distance to another ZIP code.
How to address mail to 18003
123 MAIN ST
LEHIGH VALLEY PA 18003
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (18003-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Lehigh Valley, PA
All Lehigh Valley ZIP codes with population and income →
Questions
- What city is ZIP code 18003?
- 18003 is a Lehigh Valley, Pennsylvania ZIP code.
- What county is 18003 in?
- ZIP code 18003 is in Lehigh County, Pennsylvania.
- What time zone is ZIP code 18003 in?
- 18003 is in the Eastern Time zone (America/New_York).
- What area code is 18003?
- Phone numbers in ZIP code 18003 use area code 484.
- Can I use 18003 for a street address?
- Only for mail to the organization it is assigned to. Other addresses in Lehigh Valley use a standard ZIP code.
- What ZIP codes are near 18003?
- The nearest ZIP codes to 18003 are 18002 (Lehigh Valley, 0 miles), 18001 (Lehigh Valley, 0.1 miles), 18109 (Allentown, 0.6 miles) and 18032 (Catasauqua, 2.1 miles).