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Area code 408 · California

(408) 766-0339

408-766-0339 · 4087660339 · Low complaint volume

Consumers have filed 2 complaints about calls from (408) 766-0339 with the Federal Trade Commission and the Federal Communications Commission, between Oct 2, 2026 and Oct 2, 2026. Most reports do not name a specific topic, and 0% of callers used a recorded message. All complaints with a location came from Delaware.

2Total complaintsFTC 0 · FCC 2
2Last 30 daysLast 7 days: 0
0%Recorded messageof 2 reports that said
1States reportingMost: Delaware

Complaint activity for (408) 766-0339

Complaints per day about (408) 766-0339, Oct 2, 2026 to Oct 21, 202612Oct 2, 2026: 2Oct 2Oct 3, 2026: 0Oct 4, 2026: 0Oct 5, 2026: 0Oct 6, 2026: 0Oct 7, 2026: 0Oct 8, 2026: 0Oct 9, 2026: 0Oct 10, 2026: 0Oct 11, 2026: 0Oct 12, 2026: 0Oct 13, 2026: 0Oct 14, 2026: 0Oct 15, 2026: 0Oct 16, 2026: 0Oct 17, 2026: 0Oct 18, 2026: 0Oct 19, 2026: 0Oct 20, 2026: 0Oct 21, 2026: 0
Complaints per day about (408) 766-0339, Oct 2, 2026 to Oct 21, 2026

What callers from this number were about

  • Not specified2 (100%)

If you do not recognize a caller, let the call go to voicemail. Legitimate callers usually leave a message, and you can call them back using a number you have verified yourself.

Where the complaints came from

Cities named in complaints: Wilmington, DE (2)

Latest complaints

Date filedConsumer locationTopicTypeSource
Oct 2, 2026Wilmington, DENot specifiedLive callerFCC
Oct 2, 2026Wilmington, DENot specifiedLive callerFCC

Number details

Formats
(408) 766-0339 · 408-766-0339 · +1 408-766-0339 · 4087660339
Area code
408 · California
Rate center
Snjs South, CA
Originally assigned to
Onvoy, LLC - CA (prefix 408-766, since 2026)
First and last complaint
Oct 2, 2026 – Oct 2, 2026

The carrier shown is the company the prefix was first assigned to by the numbering administrator. Numbers are often ported to other carriers, and caller ID can be faked, so the real caller may be unrelated to this carrier or to the person who owns this number.

How to report an unwanted call

  • Federal Trade Commission. Report telemarketing and robocalls at donotcall.gov or by calling 1-888-382-1222. These are the reports that feed most of this site.
  • Federal Communications Commission. File an unwanted call or text complaint at consumercomplaints.fcc.gov.
  • Your phone carrier. Most carriers offer free spam labeling and call blocking, and some let you forward spam texts to 7726 (SPAM).
  • Your state attorney general. Most states have a consumer protection office that takes complaints about telemarketing and scams.

Other reported numbers in area code 408

Phone numberComplaintsTopicLast reported
(408) 331-381714OtherOct 20, 2026
(408) 457-84863Debt reductionOct 16, 2026
(408) 772-97114Not specifiedOct 15, 2026
(408) 772-97224Not specifiedOct 15, 2026
(408) 372-22236Not specifiedOct 9, 2026
(408) 317-08894Impostor callsSep 23, 2026
(408) 903-25663Debt reductionSep 14, 2026
(408) 740-27333Not specifiedSep 4, 2026

See all reported numbers in area code 408 →

Is this your number?

If you own (408) 766-0339 and believe it is being spoofed, tell your carrier and keep records of the complaints you receive. You can also contact us through the site to add context to this page.