- City / exchange
- Los Alamos
- Province / state
- California
- Country
- United States
- Carrier
- Hd Carrier LLC
- Line type
- Landline or business line
- OCN
- 321J
- Status
- In Service
- Assigned
- 10/02/2019
- Number pooling
- Yes (block shared between carriers)
820-280 phone numbers
Los Alamos, California, United States · Hd Carrier LLC
Reported numbers in 820-280
No numbers in this block have been reported by visitors yet.
What does the 820-280 prefix tell you?
Every North American number is area code + prefix + line. The prefix 820-280 was assigned to Hd Carrier LLC on 10/02/2019 for the Los Alamos exchange. A call from this block usually originates from a Hd Carrier LLC customer in or near Los Alamos, but caller ID can be spoofed to show any number.