Area code 240
240 is Germantown, Waldorf, Silver Spring, Maryland.
Area code 240 at a glance
- State
- Maryland
- Main cities
- Germantown, Waldorf, Silver Spring, Frederick, Gaithersburg, Rockville, Bethesda, Hagerstown
- Time zone
- Eastern Time
- Local time now
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- In service since
- 1997
227 covers the exact same area as 240 — both are dialed with all 10 digits.
Get a 240 number
Rent a real 240 number and receive calls and text messages on it from anywhere. Calls ring in your browser, and voicemail is transcribed automatically.
$3.90/month
Available now
- +1 240 816 9635
- +1 240 816 9784
- +1 240 897 8573
- +1 240 985 0891
- +1 240 569 1713
Call a 240 number from abroad
Call any 240 number from your browser — no SIM, no app install, and no international roaming charge.
Calls to United States start at $0.02/min from QuikRing.
Call now in your browserCalling 240 from inside the US or Canada
Dial 1, then 240, then the 7-digit number.
Calling a 240 number or a 1-800 number from outside the US or Canada? Here is how to reach it from abroad.
Frequently asked questions
Where is area code 240?
Area code 240 covers Germantown, Waldorf, Silver Spring in Maryland.
What time is it in area code 240?
Area code 240 is in the Eastern Time time zone. See the live clock above for the current local time.
Is 227 the same area as 240?
Yes. 227 is an overlay of 240 — they cover the exact same area, so every call there needs all 10 digits dialed.
How do I get an area code 240 phone number?
Sign up for QuikRing and rent one of the available 240 numbers shown above. It starts working immediately and can receive real calls and text messages.
How much does it cost to call 240 from abroad?
Calls to United States numbers, including area code 240, start at $0.02/min with QuikRing — no roaming plan or SIM needed.