20635 ZIP Code — Helen, MD
Saint Marys County, Maryland
ZIP code 20635 is located in Helen, Maryland, within Saint Marys 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 240/301.
0
population
0.00
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
20635 ZIP code map
Cities in ZIP code 20635
Below are the cities the US Postal Service accepts for ZIP code 20635. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Helen | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 24 |
| County FIPS | 037 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 38.3989 |
| Longitude | -76.7199 |
| Timezone | Eastern (ET) |
| Area code | 240/301 |