160 different phone numbers from 310-304-5000 to 310-304-5999 have been reported to the FTC, with 229 complaints in total, 4 of them in the last 90 days. No single number in the block has more than 9 complaints, so looking up one number on its own understates how often this block appears in reports. 38% of the complaints describe "Other". Reports came from 10 states, most often California, Connecticut and Florida. The earliest complaint on record is from September 28, 2023 and the most recent from September 16, 2026.
Complaints are filed by consumers with the FTC and are not verified. Callers often spoof numbers, so a number listed here may have been faked by a caller rather than used by the person or business it is assigned to. Many complaints spread across consecutive numbers can point to one calling operation rotating through a block, but this page does not identify who placed the calls. How we source this data.
| Complaint type | Reports | Share |
|---|---|---|
| Other | 88 | 38% |
| Dropped call or no message | 66 | 29% |
| No subject provided | 23 | 10% |
| Home improvement & cleaning | 17 | 7% |
| Energy, solar, & utilities | 10 | 4% |
| Calls pretending to be government, businesses, or family and friends | 9 | 4% |
| Unwanted Calls | 7 | 3% |
| Medical & prescriptions | 5 | 2% |
| California | 213 |
| Connecticut | 4 |
| Florida | 3 |
| Illinois | 2 |
| Maryland | 1 |
| Washington | 1 |
Sorted by number of complaints.