Phone Prefix
(408) 830-XXXX
CA • SUNNYVALE
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
SUNNYVALE
Assigned To
PACIFIC BELL
OCN
9740
Status
RT
Number Range
First Number
(408) 830-0000
Last Number
(408) 830-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
8 reports
8
Total FCC + FTC DNC complaints for numbers in this prefix
Top 8 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (408) 830-1649 4088301649 | 1 |
| 2 | (408) 830-2958 4088302958 | 1 |
| 3 | (408) 830-3269 4088303269 | 1 |
| 4 | (408) 830-4961 4088304961 | 1 |
| 5 | (408) 830-5825 4088305825 | 1 |
| 6 | (408) 830-8808 4088308808 | 1 |
| 7 | (408) 830-9357 4088309357 | 1 |
| 8 | (408) 830-9976 4088309976 | 1 |
About This Prefix
Phone numbers starting with (408) 830 are part of the North American Numbering Plan (NANP). The first three digits (408) represent the Area Code (NPA), and the next three digits (830) represent the Central Office Code (NXX) or exchange.
- NPA (408) - Numbering Plan Area, identifies the geographic region
- NXX (830) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)