Prefix 408-457 — San Jose:north Da, CA
- Area code
- 408
- Prefix (NXX)
- 457
- Rate center
- San Jose:north Da
- State
- California
- Time zone
- Pacific
- Code holder
- LEVEL 3 COMMUNICATIONS, LLC - CA
- OCN
- 8826
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2006-12-12
- LATA
- 722
408-457 identifies a block of numbers in San Jose:north Da, CA, within the 408 area code. Every US prefix is tied to exactly one rate center; this one is San Jose:north Da.
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.
Treat the on-screen number as a hint, not evidence — 408-457 can be spoofed like any US prefix. If a call feels off, verify through an official callback number and file a complaint with the FCC or FTC.
Code-holder of record: LEVEL 3 COMMUNICATIONS, LLC - CA (OCN 8826), assigned December 12, 2006. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 408-457 numbers may be served by different companies.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 408-454 | San Jose:west Da | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
| 408-455 | Los Gatos | T-MOBILE USA, INC. |
| 408-456 | San Jose:north Da | PACIFIC BELL |
| 408-458 | Los Gatos | NEW CINGULAR WIRELESS PCS, LLC |
| 408-459 | San Jose:west Da | ONVOY, LLC - CA |
| 408-460 | Campbell | T-MOBILE USA, INC. |
FAQ
Where is 408-457 located?
The prefix is assigned to the San Jose:north Da rate center in CA, area code 408. It is part of the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area.
Which company owns 408-457 numbers?
LEVEL 3 COMMUNICATIONS, 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 408-457 safe to answer?
The prefix itself says nothing about the caller. Legitimate San Jose:north Da businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.