Rockville, MD Covers 8 ZIP Codes
| ZIP Code | Area Code(s) | Classification |
|---|---|---|
| 20851 | 301/240 | Non-Unique |
| 20852 | 301/240 | Non-Unique |
| 20853 | 301/240 | Non-Unique |
| 20857 | 301/240 | Unique |
Herein, what county is ZIP code 20850 in?
Montgomery County
Furthermore, what is the area code for Rockville Maryland? Area code 301 is located in western Maryland and covers Germantown, Silver Spring, Waldorf, Frederick, and Rockville. It has a single overlay (240) that serves the same area.
Also Know, where is the zip code 20852?
Rockville, MD North Bethesda, MD Rollins Park, MD
What are the zip codes in Maryland?
| Rank | Zip Code | Population |
|---|---|---|
| 1 | 20906 | 70,749 |
| 2 | 21234 | 68,381 |
| 3 | 20878 | 63,030 |
| 4 | 21740 | 61,768 |
