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Area code 831 · California

(831) 266-1553

831-266-1553 · 8312661553 · Low complaint volume

Consumers have filed 2 complaints about calls from (831) 266-1553 with the Federal Trade Commission and the Federal Communications Commission, between Oct 12, 2026 and Oct 12, 2026. Most reports do not name a specific topic, and 100% of callers used a recorded message. All complaints with a location came from California.

2Total complaintsFTC 2 · FCC 0
2Last 30 daysLast 7 days: 0
100%Recorded messageof 2 reports that said
1States reportingMost: California

Complaint activity for (831) 266-1553

Complaints per day about (831) 266-1553, Oct 12, 2026 to Oct 21, 202612Oct 12, 2026: 2Oct 12Oct 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 (831) 266-1553, Oct 12, 2026 to Oct 21, 2026

What callers from this number were about

  • Other2 (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

Latest complaints

Date filedConsumer locationTopicTypeSource
Oct 12, 2026CAOtherRecorded messageFTC
Oct 12, 2026CAOtherRecorded messageFTC

Number details

Formats
(831) 266-1553 · 831-266-1553 · +1 831-266-1553 · 8312661553
Area code
831 · California
Rate center
Santa Cruz, CA
Originally assigned to
T-Mobile USA, Inc. (prefix 831-266, since 2021)
First and last complaint
Oct 12, 2026 – Oct 12, 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 831

Phone numberComplaintsTopicLast reported
(831) 842-59473Debt reductionOct 19, 2026
(831) 653-06973Debt reductionOct 15, 2026
(831) 469-86012OtherOct 10, 2026
(831) 220-33553OtherOct 1, 2026
(831) 837-42812Not specifiedSep 22, 2025

See all reported numbers in area code 831 →

Is this your number?

If you own (831) 266-1553 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.