ZIP code 15638
Where is ZIP code 15638?
Hostetter, Pennsylvania
Westmoreland County · PO Box only ZIP code
ZIP code 15638 belongs to Hostetter, Pennsylvania in Westmoreland County. 15638 is a PO Box only ZIP code: it is used for post office boxes at the Hostetter post office, not for street addresses. It is in the Eastern Time zone and uses area codes 724 and 878. About 104 people live in the 15638 area. The closest ZIP codes are 15693 (Whitney, 1.1 mi southwest), 15696 (Youngstown, 1.9 mi northeast) and 15650 (Latrobe, 1.9 mi north).
| ZIP code | 15638 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Hostetter |
| State | Pennsylvania (PA) |
| County | Westmoreland County |
| Time zone | Eastern Time · now |
| Area codes | 724, 878 |
| Coordinates | 40.2662, -79.3984 map |
| 3-digit prefix | 156 |
Population and income in 15638
| Population | 104 · lower than 94% of Pennsylvania ZIP codes |
|---|---|
| People per square mile | 675 · higher than 68% of Pennsylvania ZIP codes |
| Median age | 71.3 years · higher than 99% of Pennsylvania ZIP codes |
| Men / women | 22% / 78% |
| Income per person | $44,229 |
| Below the poverty line | 17% |
| Bachelor’s degree or higher | 0.0% of adults 25+ |
| Housing units | 140 |
| Households | 81 (1.28 people on average) |
| Owners / renters | 52% / 48% |
| Land area | 0.15 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 15638. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 15638
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 15693 | Whitney, PA | 1.1 mi SW | PO Box only |
| 15696 | Youngstown, PA | 1.9 mi NE | PO Box only |
| 15650 | Latrobe, PA | 1.9 mi N | Standard |
| 15676 | Pleasant Unity, PA | 3.4 mi SW | PO Box only |
| 15661 | Loyalhanna, PA | 4.4 mi NE | Standard |
| 15620 | Bradenville, PA | 4.9 mi NE | Standard |
| 15689 | United, PA | 5.8 mi SW | PO Box only |
| 15674 | Norvelt, PA | 5.8 mi SW | PO Box only |
| 15627 | Derry, PA | 5.9 mi NE | Standard |
| 15621 | Calumet, PA | 6 mi SW | PO Box only |
| 15662 | Luxor, PA | 6.3 mi NW | PO Box only |
| 15619 | Bovard, PA | 6.7 mi NW | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 15638 or measure the distance to another ZIP code.
How to address mail to 15638
PO BOX 123
HOSTETTER PA 15638
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (15638-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 15638?
- 15638 is a Hostetter, Pennsylvania ZIP code.
- What county is 15638 in?
- ZIP code 15638 is in Westmoreland County, Pennsylvania.
- What time zone is ZIP code 15638 in?
- 15638 is in the Eastern Time zone (America/New_York).
- What area code is 15638?
- Phone numbers in ZIP code 15638 use area codes 724 and 878.
- What is the population of ZIP code 15638?
- About 104 people live in ZIP code 15638, according to the Census Bureau’s American Community Survey (2020–2024).
- Can I use 15638 for a street address?
- No. 15638 is only for PO Boxes. Street addresses in Hostetter use another ZIP code.
- What ZIP codes are near 15638?
- The nearest ZIP codes to 15638 are 15693 (Whitney, 1.1 miles), 15696 (Youngstown, 1.9 miles), 15650 (Latrobe, 1.9 miles) and 15676 (Pleasant Unity, 3.4 miles).