Area code · Maryland
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The 240 area code covers the Maryland suburbs around Silver Spring, along with Germantown, Frederick, Waldorf, and the wider Baltimore-to-DC corridor. It reads as local to anyone in that stretch of Maryland, whether they're near the Beltway or up toward Frederick. You pick 240 right in the Ghost app and start calling and texting within minutes.
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Why choose a 240 virtual phone number?
Look local to Silver Spring and DC-area buyers
If you're selling furniture, a car, or anything else online in the Silver Spring or Germantown area, a 240 number tells buyers you're nearby before they even pick up.
Stay reachable after a move
Relocating out of Maryland doesn't mean giving up the number your old contacts, landlords, or coworkers already have saved. Keep the 240 number and let everything else change.
Recognized across the Baltimore-Frederick-Waldorf stretch
240 shows up on caller ID as familiar territory from Columbia to Ellicott City to Glen Burnie, so calls from a 240 number don't get ignored as out-of-town.
Separate work from personal without a second phone
Job hunting in the DC suburbs or picking up freelance work around Frederick? Use a 240 number for those calls and keep your main line for everyone else.
Dating apps that expect a local number
Matches around Silver Spring or Waldorf notice a local area code. A 240 number keeps things low-key until you're ready to share more.
How to get a 240 phone number
- 1
Pick your area code
Choose any 240 area code, or any other US or Canadian code.
- 2
Choose your number
See available numbers instantly and pick the one you like.
- 3
Start calling and texting
Your number works over WiFi or data for everyday calling and texting. No SIM card, no new phone plan.
- 4
Stay in control
Mute it, set it to Do Not Disturb, or delete and replace it whenever you want.
Ghost can't be used for 911 or emergency calls, so keep your regular line for those.
Get My 240 NumberAbout the 240 area code
Area code
240
State
Maryland
Overlay codes
301, 410, 443, 667
Cities served
12+
The 240 area code serves a wide swath of Maryland, including Silver Spring, Germantown, Frederick, and Waldorf near DC, as well as Baltimore, Columbia, Ellicott City, and Glen Burnie farther north and east.
240 is an overlay code, sharing its region with 301 in the DC suburbs and with 410, 443, and 667 around Baltimore. That means a 240 number sits alongside several other area codes across the same part of Maryland rather than replacing them.
The entire region runs on Eastern time, so calls and texts between Silver Spring, Baltimore, Frederick, and everywhere in between line up on the same clock without any adjustment.
Coverage from public numbering and census data. Sources
Local economy
Why do business in Silver Spring?
The 240 region stretches from the DC suburbs of Silver Spring, Germantown, and Frederick down through Waldorf and up into the Baltimore metro, covering Columbia, Ellicott City, and Glen Burnie along the way.
Healthcare
Hospitals and medical centers across Silver Spring, Baltimore, and Columbia employ a large share of the region's workforce.
Education
Colleges and school systems around Frederick, Columbia, and Baltimore anchor steady employment throughout the corridor.
Logistics
Warehousing and distribution hubs near Glen Burnie and Waldorf take advantage of easy access to both Baltimore and DC.
240 numbers by city
Frequently asked questions
How fast can I get a 240 phone number?
You can pick a 240 number in the Ghost app and be calling or texting with it in minutes. No store visit, no waiting on a new SIM.
Which cities use the 240 area code?
240 covers Silver Spring, Germantown, Frederick, and Waldorf in the DC suburbs, plus Baltimore, Columbia, Ellicott City, and Glen Burnie farther into Maryland.
Is 240 the only area code in this part of Maryland?
No. 240 overlays 301 in the Silver Spring and Frederick area, and the region also includes 410, 443, and 667 around Baltimore. A 240 number is one of several valid options across this stretch of Maryland.
What does Ghost Premium cost?
Ghost Premium is $60 every 2 months and includes 5 phone numbers, unlimited calling and texting in the US and Canada, your choice of area code, and the ability to delete and replace your number. Cancel anytime. No contracts.
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