15621 ZIP Code — Calumet, PA
Westmoreland County, Pennsylvania
ZIP code 15621 is located in Calumet, Pennsylvania, within Westmoreland County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 724.
0
population
0.00
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
15621 ZIP code map
Cities in ZIP code 15621
Below are the cities the US Postal Service accepts for ZIP code 15621. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Calumet | Acceptable |
Demographics
updated 06/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 42 |
| County FIPS | 129 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 40.2105 |
| Longitude | -79.4858 |
| Timezone | Eastern (ET) |
| Area code | 724 |
Economics
updated 06/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 63.3% | 41.3% | 39.8% |
| $50k – $100k | 36.7% | 32.3% | 30.8% |
| $100k – $200k | 0.0% | 21.2% | 22.4% |
| Over $200k | 0.0% | 5.1% | 7.1% |