ZIP code 18079
Where is ZIP code 18079?
Slatedale, Pennsylvania
Lehigh County · PO Box only ZIP code
ZIP code 18079 belongs to Slatedale, Pennsylvania in Lehigh County. 18079 is a PO Box only ZIP code: it is used for post office boxes at the Slatedale post office, not for street addresses. It is in the Eastern Time zone and uses area codes 484, 610 and 835. About 303 people live in the 18079 area, where the median household income is $96,071. The closest ZIP codes are 18080 (Slatington, 2.3 mi east), 18212 (Ashfield, 3.7 mi northwest) and 18053 (Germansville, 3.7 mi southwest).
| ZIP code | 18079 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Slatedale |
| State | Pennsylvania (PA) |
| County | Lehigh County |
| Time zone | Eastern Time · now |
| Area codes | 484, 610, 835 |
| Coordinates | 40.7455, -75.6592 map |
| 3-digit prefix | 180 |
Population and income in 18079
| Population | 303 · lower than 81% of Pennsylvania ZIP codes |
|---|---|
| People per square mile | 1,222 · higher than 77% of Pennsylvania ZIP codes |
| Median age | 56.5 years · higher than 91% of Pennsylvania ZIP codes |
| Men / women | 51% / 50% |
| Median household income | $96,071 · higher than 81% of Pennsylvania ZIP codes |
| Income per person | $31,688 |
| Below the poverty line | 0.0% |
| Bachelor’s degree or higher | 6.1% of adults 25+ |
| Median home value | $213,300 · higher than 56% of Pennsylvania ZIP codes |
| Housing units | 128 |
| Households | 102 (2.97 people on average) |
| Owners / renters | 100% / 0.0% |
| Land area | 0.25 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 18079. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 18079
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 18080 | Slatington, PA | 2.3 mi E | Standard |
| 18212 | Ashfield, PA | 3.7 mi NW | PO Box only |
| 18053 | Germansville, PA | 3.7 mi SW | Standard |
| 18030 | Bowmanstown, PA | 3.8 mi N | PO Box only |
| 18065 | Neffs, PA | 4.2 mi SE | PO Box only |
| 18078 | Schnecksville, PA | 4.8 mi SE | Standard |
| 18088 | Walnutport, PA | 5 mi E | Standard |
| 18244 | Parryville, PA | 5.1 mi N | PO Box only |
| 18071 | Palmerton, PA | 5.8 mi NE | Standard |
| 18012 | Aquashicola, PA | 5.9 mi NE | PO Box only |
| 18086 | Treichlers, PA | 6 mi E | PO Box only |
| 18235 | Lehighton, PA | 6.2 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 18079 or measure the distance to another ZIP code.
How to address mail to 18079
PO BOX 123
SLATEDALE PA 18079
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (18079-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 18079?
- 18079 is a Slatedale, Pennsylvania ZIP code.
- What county is 18079 in?
- ZIP code 18079 is in Lehigh County, Pennsylvania.
- What time zone is ZIP code 18079 in?
- 18079 is in the Eastern Time zone (America/New_York).
- What area code is 18079?
- Phone numbers in ZIP code 18079 use area codes 484, 610 and 835.
- What is the population of ZIP code 18079?
- About 303 people live in ZIP code 18079, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 18079?
- The median household income in 18079 is $96,071 a year, higher than 81% of Pennsylvania ZIP codes.
- Can I use 18079 for a street address?
- No. 18079 is only for PO Boxes. Street addresses in Slatedale use another ZIP code.
- What ZIP codes are near 18079?
- The nearest ZIP codes to 18079 are 18080 (Slatington, 2.3 miles), 18212 (Ashfield, 3.7 miles), 18053 (Germansville, 3.7 miles) and 18030 (Bowmanstown, 3.8 miles).