Phone number 5033863406 area code and prefix assignment information:
| Country | |
|---|---|
| Location | OREGON |
| Rate Center | KNAPPA |
| Carrier | ONVOY, LLC - OR |
The FTC has logged 14 complaints against 503-386-3406. Roughly 71% of complaints flagged this number as a robocall. The last of these complaints was submitted on August 17, 2026. Complaints were reported from Oregon, Idaho, Washington and Wyoming. The cities with the most complaints were Portland, Hillsboro, Salem, Sherwood, Post Falls, Yelm and Laramie.
Based on area code 503, phone number is located in Oregon, United States. The 386 prefix was originally assigned to the KNAPPA rate center, serving Knappa and its surrounding areas.
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