What area code is Potomac, MD?
| City | Potomac, MD |
|---|---|
| State | Maryland |
| Area code | 301 |
| Time zone | Eastern Time |
| Phone prefixes | 3 in our data |
Look up a Potomac number
About area code 301
| Area code | Also covers |
|---|---|
| 301 | Silver Spring, Bethesda, Rockville and Beltsville |
Other places in area code 301
- Silver Spring, MD
- Bethesda, MD
- Rockville, MD
- Beltsville, MD
- Lanham, MD
- Frederick, MD
- Temple Hills, MD
- Gaithersburg, MD
- Waldorf, MD
- Laurel, MD
- Bowie, MD
- Hagerstown, MD
- Oxon Hill, MD
- Cumberland, MD
- California, MD
- Clinton, MD
- Myersville, MD
- Upper Marlboro, MD
- Leonardtown, MD
- Oakland, MD
- Olney, MD
- Germantown, MD
- Damascus, MD
- Brandywine, MD
Questions
- What is the area code for Potomac, Maryland?
- Potomac uses area code 301.
- What time zone is Potomac in?
- Potomac is in Eastern Time.
- Do I need to dial the area code for a local call in Potomac?
- Usually yes. Most of the US and Canada now uses 10-digit local dialing, so it’s safest to include 301.
- How do I call Potomac from another country?
- Dial your country’s exit code (011 from most places, 00 from Europe), then 1, then the area code and number: +1 301 XXX XXXX.