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(301) 473-5333: 1 FTC complaint

(301) 473-5333 appears in 1 imported FTC Do Not Call complaint. The most reported subject is Home improvement and cleaning. Its thousands block is assigned to VERIZON MARYLAND, INC., in the Frederick, MD rate center. This is the original block assignment; the number may have been ported. Caller ID can be spoofed.

Number information & reported call history

What the available records show

At a glance

FTC complaints
1
WhoseNum reports
0
Imported community reports
0

The imported FTC data contains 1 complaint record for (301) 473-5333, filed on Sep 25, 2026. These are complaint records, not a verified count of callers or separate incidents.

The most frequently specified subject is Home improvement and cleaning (1 record). Subjects describe what consumers reported about a call.

Recorded-message reports: 1 of 1 records with an answered robocall question were marked as robocalls.

No published WhoseNum community experience is available for this number yet.

Reports are unverified; caller ID can be spoofed. FTC: Do Not Call reported calls data and field definitions · FCC: Unwanted calls, caller ID and neighbor spoofing (PDF)

Community reports 0

No community reports available

Be the first to share your experience. Reports are reviewed before publication.

Number details

Phone number
(301) 473-5333
International format
+13014735333
Numbering country
United States
Area-code region
Maryland
Rate center
Frederick
Original block holder
VERIZON MARYLAND, INC.
OCN
9212
Thousands block
301-473-5xxx

Also written as 3014735333 · 301-473-5333 · 301.473.5333 · +1 301 473 5333 · +13014735333

Original block holder. The number may have been ported. This is not a current carrier lookup.

FTC complaint history

1 complaint records in the imported FTC history.

First complaint filed
Sep 25, 2026
Last complaint filed
Sep 25, 2026
Marked as robocalls
1 of 1 records; 0 unanswered

Top subjects: Home improvement and cleaning (1)

Reporting consumers’ states: Maryland (1). These describe the people reporting calls, not the caller’s location.

Recent imported complaint records (1 of 1)
Complaint filedReported call dateSubjectRobocall?
Sep 25, 2026Sep 25, 2026Home improvement and cleaningYes

The filing date is when a complaint was submitted; the call date is what the consumer reported. Repeated dates do not establish separate incidents or callers.

Unverified complaints; partial imported coverage. Imported complaint filing dates: Sep 10, 2026–Oct 15, 2026. Sources and coverage.

FTC: Do Not Call reported calls data and field definitions

Numbering context

About the 301-473 prefix

The first three digits, 301, identify the area code associated with Maryland. The next three, 473, identify its exchange or prefix. Neither part identifies the caller’s present location.

The exact 301-473-5xxx block is listed in the Frederick telephone rate center, with VERIZON MARYLAND, INC. as its original block holder. This is a group of 1,000 possible numbers, not a subscriber record. Porting can change a number’s provider.

Predominant regional time zone
Eastern
Local dialing within 301
10 digits
Area codes sharing all or part of the region
227, 240

Regional time zones are not a live clock for the caller. Carrier dialing options may differ.

NANPA thousands-block assignments · NANPA area-code database field definitions · NANPA area-code database

Explore the 301-473 prefix 301 area code guide

If the call matches your experience

If you heard an unwanted recorded sales message

End the call instead of pressing a key to reach an agent or leave the calling list. Ask your phone provider about blocking tools. For an FTC report, save the displayed number, any callback number, and the date and time of the call. A reported robocall flag alone does not establish who called.

This guidance matches a subject or detail in the available reports; it does not verify who made the call.

FTC: What to do about unwanted robocalls · FTC: Do Not Call reported calls data and field definitions

If this number called you

Let unexpected calls go to voicemail.
Keep passwords, payment details and one-time codes private.
Contact an organization using a number you already trust.

FTC advice on unwanted calls · Report fraud to the FTC

Reports are reviewed before publication.

Questions about (301) 473-5333

Who called from (301) 473-5333?

The available sources do not verify a current subscriber or caller identity. A name mentioned in a report is a caller’s reported claim. To verify an organization, use the contact details on its official website or a document you already trust.

Is this a mobile, landline, or internet phone number?

A current line type is not available from these records. An original block holder identifies an assignment, not the number’s current provider. A number can be kept when service is moved to another provider.

Should I call this number back?

First check whether you recognize the call or were expecting it. Let an unexpected caller leave a message. If they claim to represent an organization, contact it independently instead of relying on the incoming caller ID.

FCC: Unwanted calls, caller ID and neighbor spoofing (PDF) · FCC: Keeping your phone number when changing providers (PDF)

Area code 301 · Sources and coverage

FTC data checked 2026-10-17.

Research sources & retrieval dates

Retrieval dates describe source checks, not the date of a call. Area facts come from stored research; no live owner or carrier lookup is performed.

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