Prefix 415-857 — San Francisco:central Da, CA
- Area code
- 415
- Prefix (NXX)
- 857
- Rate center
- San Francisco:central Da
- State
- California
- Time zone
- Pacific
- Code holder
- BANDWIDTH.COM CLEC, LLC - CA
- OCN
- 981E
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2011-04-28
- LATA
- 722
Numbers in the 415-857 prefix are registered to the San Francisco:central Da rate center in CA, inside area code 415. The prefix is the second block of a ten-digit US number (415-857-XXXX) and pins the number to a billing locality.
Code-holder of record: BANDWIDTH.COM CLEC, LLC - CA (OCN 981E), assigned April 28, 2011. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 415-857 numbers may be served by different companies.
The rate center lies in the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area. The serving LATA is 722. Local time follows the Pacific zone.
Spoofing means this prefix on your screen doesn't guarantee a San Francisco:central Da caller. Verify independently before trusting a request for money or data.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 415-854 | San Francisco:central Da | BANDWIDTH.COM CLEC, LLC - CA |
| 415-855 | Sausalito | BANDWIDTH.COM CLEC, LLC - CA |
| 415-856 | San Francisco:central Da | PACIFIC BELL |
| 415-858 | Novato | NEW CINGULAR WIRELESS PCS, LLC |
| 415-859 | San Francisco:juniper Da | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
| 415-860 | San Francisco:central Da | NEW CINGULAR WIRELESS PCS, LLC |
FAQ
Where is 415-857 located?
The prefix is assigned to the San Francisco:central Da rate center in CA, area code 415. It is part of the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area.
Which company owns 415-857 numbers?
BANDWIDTH.COM CLEC, LLC - CA holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.
Is a call from 415-857 safe to answer?
The prefix itself says nothing about the caller. Legitimate San Francisco:central Da businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.