Phone number 8583661163 area code and prefix assignment information:
| Country | |
|---|---|
| Location | CALIFORNIA |
| Rate Center | LA JOLLA |
| Carrier | XO CALIFORNIA, INC. |
The FTC received 3 complaints about 858-366-1163. Every complaint identified the call as a robocall or recorded message. The most recent complaint was filed on June 10, 2026. All 3 complaints were reported from Tennessee. All complaints originated from Signal Mountain.
Based on area code 858, phone number is located in California, United States. The 366 prefix was originally assigned to the LA JOLLA rate center, serving La Jolla and its surrounding areas.
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