(210) 903-6664

4 FTC complaints between Jul 9, 2024 and Mar 21, 2025.

The FTC complaints came in 2 of the 9 months from Jul 2024 to Mar 2025; the busiest was Jul 2024, with 3 of 4.

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

3 of its 4 FTC complaints (75%) are about impersonating a government agency, business or relative, against 9% of the 41,622 FTC complaints about all numbers in area code 210.

Complaint categories chosen by FTC complainants:

• Calls pretending to be government, businesses, or family and friends 3 · 75%
• Not specified / other 1 · 25%

The number's block is assigned to Onvoy, LLC in San Antonio, TX.

Time of day of 4 calls; most often the 8 a.m. hour (2):

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 of the number block

San Antonio, TX, USA

Block assigned to

Onvoy, 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.

4 of 4 complainants (100%) have area code 210, the number's own. Scam callers often show a local-looking number (“neighbour spoofing”); a local business calling nearby customers looks the same.

Area code 210: where it is, time zone, spam calls →

• 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.

Who called me from (210) 903-6664?

No complaint names the caller; FTC complainants most often said the calls were about impersonating a government agency, business or relative. The number is in a block assigned to Onvoy, LLC in San Antonio, TX (NANPA, Nov 3, 2026); numbers can move between carriers, so the caller's provider may differ. It's one of 5 numbers in the same block first reported for the same kind of call within days of each other, likely one operation.

Is (210) 903-6664 a scam?

Canadial rates it low risk, from 4 complaints, latest Mar 21, 2025, 0% robocalls.

Is (210) 903-6664 a debt collector or collection agency?

Nothing says it is: none of its 4 complaints describe debt collection.

Should I call (210) 903-6664 back?

Be careful. If you don't recognize it, let it go to voicemail: a legitimate caller will leave a message, and you can reach any real organization on a number you look up yourself.

How many times has (210) 903-6664 been reported?

4 complaints to the U.S. FTC's Do Not Call registry between Jul 9, 2024 and Mar 21, 2025.

What do callers from (210) 903-6664 say?

3 of its 4 FTC complaints (75%) are about impersonating a government agency, business or relative, against 9% of the 41,622 FTC complaints about all numbers in area code 210.

When does (210) 903-6664 call?

In FTC complaints, the most common time was the 8 a.m. hour (2 of 4 calls with a time); the most common day was Tuesday (3 of 4).