There are 2 phone numbers within prefix 510-423 that have resulted in reports by users.
The location of calls from 510-423 is Oakland:berkeley Da, California, USA. Most numbers in this area code are in US Pacific time, where the time is currently 11:01:04 PM on June 3, 2026. The telco provider for 510-423 is Paetec Communications, Inc. - Ca.
Choose a phone number from the list below to browse user reports for 510-423. You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.
| Phone Number |
|---|
| 510-423-9675 |
| 510-423-9894 |