There are 2 phone numbers within prefix 510-648 that have resulted in reports by users.
The location of calls from 510-648 is Fremont-newark:main Da, California, USA. Most numbers in this area code are in US Pacific time, where the time is currently 3:17:45 AM on June 13, 2026. The telco provider for 510-648 is New Cingular Wireless Pcs, Llc.
Choose a phone number from the list below to browse user reports for 510-648. 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 |
|---|
| 510-648-2662 |
| 510-648-6406 |