Prefix 408-630 — San Jose:south Da, CA
- Area code
- 408
- Prefix (NXX)
- 630
- Rate center
- San Jose:south Da
- State
- California
- Time zone
- Pacific
- Code holder
- PACIFIC BELL
- OCN
- 9740
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2011-10-21
- LATA
- 722
The 408-630 prefix belongs to area code 408 and is anchored to the San Jose:south Da rate center (CA). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.
San Jose:south Da is part of the San Jose-Sunnyvale-Santa Clara, CA Metropolitan Statistical Area. For routing purposes it sits in LATA 722. Numbers here keep Pacific time.
NANPA's central-office code records list PACIFIC BELL (OCN 9740) as the code holder, assigned October 21, 2011. Because 408-630 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
Caller ID showing 408-630 is not proof the call came from San Jose:south Da: spoofing and porting both detach numbers from their origin. To verify a caller, hang up and dial the organization's published number, and report suspicious calls to the FTC.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 408-627 | San Jose:north Da | T-MOBILE USA, INC. |
| 408-628 | Campbell | LEVEL 3 COMMUNICATIONS, LLC - CA |
| 408-629 | San Jose:south Da | PACIFIC BELL |
| 408-631 | San Jose:west Da | SPOK, INC. |
| 408-632 | Gilroy | NORTH COUNTY COMMUNICATION CORPORATION - CA |
| 408-633 | San Jose:south Da | NORTH COUNTY COMMUNICATION CORPORATION - CA |
FAQ
Where is 408-630 located?
The prefix is assigned to the San Jose:south Da rate center in CA, area code 408. It is part of the San Jose-Sunnyvale-Santa Clara, CA Metropolitan Statistical Area.
Which company owns 408-630 numbers?
PACIFIC BELL 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 408-630 safe to answer?
The prefix itself says nothing about the caller. Legitimate San Jose:south Da businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.