This is a geographic number originating from Colorado (Denver, Boulder) that has been included in our database for tracking reports and caller information.
Our records indicate that this number has been reported 4 times. The most common reason for reports is Calls pretending to be government, businesses, or family and friends.
Area code 303 serves Denver, Boulder, Colorado. This area code is in the Mountain time zone. Calls from this area code may originate from local businesses, services, or residents in that region.
Our database has collected 4 reports about calls from this number across 2 complaint categories:
When dealing with calls from this number:
| Complaint Type | Number of Complaints |
|---|---|
| Calls pretending to be government, businesses, or family and friends | 3 |
| Other | 1 |
Complaints about (303) 351-3573 have been filed from 3 states. The most reports come from New Jersey (1 report), Michigan (1 report), Modesto, California (1 report).
| State | City | Reports |
|---|---|---|
| New Jersey | Not specified | 1 |
| Michigan | Not specified | 1 |
| California | Modesto | 1 |
| California | San Mateo | 1 |
The first complaint about (303) 351-3573 was recorded on April 16, 2026. The most recent report was filed on May 27, 2026. Peak activity occurred in April 2026 with 3 complaints.
| Month | Reports |
|---|---|
| May 2026 | 1 |
| Apr 2026 | 3 |
Of the 3 reports filed about (303) 351-3573, 33% were identified as automated robocalls, 67% were live callers.
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