- City / exchange
- Manteca
- Province / state
- California
- Country
- United States
- Carrier
- Onvoy, LLC - CA
- Line type
- Likely VoIP / virtual number
- OCN
- 649C
- Status
- In Service
- Assigned
- 12/12/2025
- Number pooling
- Yes (block shared between carriers)
350-255 phone numbers
Manteca, California, United States · Onvoy, LLC - CA
Reported numbers in 350-255
No numbers in this block have been reported by visitors yet.
What does the 350-255 prefix tell you?
Every North American number is area code + prefix + line. The prefix 350-255 was assigned to Onvoy, LLC - CA on 12/12/2025 for the Manteca exchange. A call from this block usually originates from a Onvoy, LLC - CA customer in or near Manteca, but caller ID can be spoofed to show any number.