Unknown calls from Maryland numbers could be real businesses, service callbacks, or potential scams. Reverse phone lookup helps you check which is which by showing available owner details, location information, and user-reported spam activity. A quick search can save you from a bad situation. Search results may include:
Our database contains over 25 million Do Not Call and robocall complaints reported to the FTC.
Federal Data
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Baltimore and the Eastern Shore use 410/443/667, while DC suburbs and western Maryland operate 240/301. The table below shows which cities use which codes. With overlays creating duplicate coverage, area codes tell you less than ever. Use our phone lookup to get the owner and location.
| Area Code | Cities |
|---|---|
| 227 | Germantown, Silver Spring, Waldorf |
| 240 | Germantown, Silver Spring, Waldorf |
| 301 | Germantown, Silver Spring, Waldorf |
| 410 | Baltimore, Columbia, Glen Burnie |
| 443 | Baltimore, Columbia, Glen Burnie |
| 667 | Baltimore, Columbia, Glen Burnie |
Important: Area codes do not guarantee the caller's current location. Maryland allows number portability, and scammers often use "neighbor spoofing" to make calls appear local.
Fraudsters targeting Maryland often dangle fake government grants to steal banking information from unsuspecting residents. Secure your finances by checking if this "opportunity" is actually a known financial scam before you apply.
Grandparent emergency scams and SSN suspension threats are major issues here.
| Area Code | Unique Reported Scams |
|---|---|
| 227 | Political survey calls |
| 443 | Threatening recruiter calls, Medicare pressure campaigns |
| 667 | Unemployment phishing, Interest rate scams |
In 2024, Maryland residents reported 43,876 fraud cases resulting in total losses of $198,919,905, with a median loss of $435 per victim. Received a fraudulent call or lost money to a phone scam? Report fraud or scam:
In 2024, Maryland residents filed 41,831 unwanted call complaints with the FTC, of which 22,144 were robocalls and 16,196 involved live callers. The most reported complaint topics were reducing debt (3,711), imposters (2,983), medical and prescriptions (2,232).
To reduce spam calls, register all your phone numbers at National Do Not Call Registry (donotcall.gov or call 1-888-382-1222 from the number you want to protect).
Maryland's reverse phone number lookup gives you access to available name and address information from publicly available government databases at the federal, state, county, and city level. Results also include FTC robocall complaint data and user-submitted spam reports. Whether you're screening a suspicious call or just identifying an unfamiliar number, you get the information without the guesswork.
Reverse phone lookup is legal in Maryland for everyday personal use. Whether you're checking an unknown caller, verifying a contact, or spotting potential fraud, you're within your rights. Keep in mind that the Fair Credit Reporting Act (FCRA) restricts using this information for employment, housing, or credit decisions.
Under the Maryland Online Data Privacy Act (MODPA), effective Oct. 1, 2025, you can request deletion of your phone number and personal details. Visit each reverse lookup site and submit a removal request through their opt-out settings.
Getting a business name from a phone lookup is helpful, but verification is key. With over 142,481 business establishments in Maryland according to Census data, confirming the company through the Maryland Business Express Search is the safest approach.
Maryland has 7.3 million mobile subscriptions, 1.6 million VoIP numbers, and 412,000 landlines. The VoIP share is higher than the national average, likely tied to the large number of government contractors and tech workers in the state.