- City / exchange
- La Mesa
- Province / state
- California
- Country
- United States
- Carrier
- Onvoy, LLC - CA
- Line type
- Likely VoIP / virtual number
- OCN
- 649C
- Status
- In Service
- Assigned
- 10/02/2023
- Number pooling
- Yes (block shared between carriers)
858-387 phone numbers
La Mesa, California, United States · Onvoy, LLC - CA
Reported numbers in 858-387
No numbers in this block have been reported by visitors yet.
What does the 858-387 prefix tell you?
Every North American number is area code + prefix + line. The prefix 858-387 was assigned to Onvoy, LLC - CA on 10/02/2023 for the La Mesa exchange. A call from this block usually originates from a Onvoy, LLC - CA customer in or near La Mesa, but caller ID can be spoofed to show any number.