21528 ZIP Code — Eckhart Mines, MD
Allegany County, Maryland
ZIP code 21528 is located in Eckhart Mines, Maryland, within Allegany 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 301/240.
0
population
0.00
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
21528 ZIP code map
Cities in ZIP code 21528
Below are the cities the US Postal Service accepts for ZIP code 21528. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Eckhart Mines | Acceptable |
Demographics
updated 06/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 24 |
| County FIPS | 001 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 39.6517 |
| Longitude | -78.9050 |
| Timezone | Eastern (ET) |
| Area code | 301/240 |