(408) 400-3296
Sunnyvale, CA
(408) 400-3296 is likely a robocall: 5 FTC complaints, 100% recorded messages.
- No new complaints since Jul 18, 2023 (FTC data through Nov 13, 2026).
- More FTC complaints than 98% of the 22,801 numbers with FTC complaints in area code 408.
- Only 1 number in the 408-400 block has more complaints, of 52 there with FTC complaints.
Complaint history
5 FTC complaints between Jun 1, 2023 and Jul 18, 2023.
The FTC complaints came in every month from Jun 2023 to Jul 2023; the busiest was Jun 2023, with 3 of 5.
FTC complaints are filed by consumers with the U.S. Federal Trade Commission's Do Not Call registry; they aren't verified by the FTC or by us.
What callers claimed
Complaint categories chosen by FTC complainants:
- Not specified / other 5 · 100%
Who called
The number's block is assigned to Level 3 Communications, LLC in Sunnyvale, CA.
Is it a debt collector?
Nothing says it is: none of its 5 complaints describe debt collection.
Nearby numbers in 408-400
The closest reported numbers on either side of (408) 400-3296, in number order.
When the calls came
Time of day of 5 calls; most often the 7 p.m. hour (3):
Day of the week of 5 calls; most often Thursday (3):
The date and time of the call as complainants entered them on the FTC form; the time zone isn't recorded. Times entered as exactly midnight or noon are left out (they're usually the form's default).
Location
- Location of the number block
- Sunnyvale, CA, USA
- Block assigned to
- Level 3 Communications, LLC
From the North American Numbering Plan Administrator (Nov 3, 2026). This is who the number block was assigned to; numbers can be moved between carriers, and caller IDs can be faked.
None of 5 complainants have area code 408, the number's own. The calls reached people elsewhere, so this isn't a local caller to them.
Most FTC complainants were in Florida (3 of 5); others in Minnesota (1) and Nevada (1). Statewide, Florida ranks #2 of the 50 states and DC for Do Not Call complaints per resident: 256,906 in the last 12 months, 1095 per 100,000 people. Spam calls in Florida.
Where FTC complainants were located (U.S. states):
- Florida 3 · 60%
- Minnesota 1 · 20%
- Nevada 1 · 20%
Complainants' cities:
St Augustine, FL (3) · Fridley, MN (1) · Las Vegas, NV (1)
As typed on the FTC form, with spelling variants merged; complaints without a city aren't counted.
Searches on Canadial
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Report (408) 400-3296
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Recent community reports
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What to do
- Don't share personal or banking details, or pay anyone, on a call you didn't expect. Hang up and call the organization back on a number you find yourself.
- Block it from your recent calls (iPhone: ⓘ, then “Block this Caller”; Android: long-press, then “Block”).
- Report fraud to the Canadian Anti-Fraud Centre (1-888-495-8501).
- Report telemarketing if you're registered and still got the call: to the National Do Not Call List.
- A collector calling? How to check a collection agency in your province.
- Report fraud to the FTC.
- Report telemarketing if you're registered and still got the call: to the National Do Not Call Registry.
- A collector calling? See the FTC's guide to your rights.
- Report fraud: in the U.S. to the FTC; in Canada to the Canadian Anti-Fraud Centre (1-888-495-8501).
- Report telemarketing if you're registered and still got the call: in the U.S. to the National Do Not Call Registry; in Canada to the National Do Not Call List.
- A collector calling? In the U.S., see the FTC's guide to your rights; in Canada, how to check a collection agency in your province.
Questions about (408) 400-3296
- Who called me from (408) 400-3296?
- No complaint names the caller. The number is in a block assigned to Level 3 Communications, LLC in Sunnyvale, CA (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ.
- Is (408) 400-3296 a scam?
- Canadial rates it medium risk, from 5 complaints, latest Jul 18, 2023, 100% robocalls.
- Is (408) 400-3296 a debt collector or collection agency?
- Nothing says it is: none of its 5 complaints describe debt collection.
- Should I call (408) 400-3296 back?
- No. Calling back can confirm that your line is answered. If the caller claimed to be a company or agency you deal with, contact it on a number you find yourself.
- How many times has (408) 400-3296 been reported?
- 5 complaints to the U.S. FTC's Do Not Call registry between Jun 1, 2023 and Jul 18, 2023.
- When does (408) 400-3296 call?
- In FTC complaints, the most common time was the 7 p.m. hour (3 of 5 calls with a time); the most common day was Thursday (3 of 5).
Data updated: FTC complaints through Nov 13, 2026; numbering records as of Nov 3, 2026; community reports live. How this page is built.