Phone Prefix
(408) 604-XXXX
CA • SUNNYVALE
Search Number in This Prefix
Enter the last 4 digits to search for a specific number
Carrier Information
NANPA
State
CA
Region
WC
Rate Center
SUNNYVALE
Assigned To
BANDWIDTH.COM CLEC, LLC - CA
OCN
981E
Status
AS
Date Assigned
Feb 08, 2012
Number Range
First Number
(408) 604-0000
Last Number
(408) 604-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
19 reports
19
Total FCC + FTC DNC complaints for numbers in this prefix
Top 18 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (408) 604-9367 4086049367 | 2 |
| 2 | (408) 604-0257 4086040257 | 1 |
| 3 | (408) 604-0419 4086040419 | 1 |
| 4 | (408) 604-0922 4086040922 | 1 |
| 5 | (408) 604-2720 4086042720 | 1 |
| 6 | (408) 604-3740 4086043740 | 1 |
| 7 | (408) 604-4478 4086044478 | 1 |
| 8 | (408) 604-4862 4086044862 | 1 |
| 9 | (408) 604-5254 4086045254 | 1 |
| 10 | (408) 604-9314 4086049314 | 1 |
| 11 | (408) 604-9338 4086049338 | 1 |
| 12 | (408) 604-9352 4086049352 | 1 |
| 13 | (408) 604-9596 4086049596 | 1 |
| 14 | (408) 604-9616 4086049616 | 1 |
| 15 | (408) 604-9727 4086049727 | 1 |
| 16 | (408) 604-9798 4086049798 | 1 |
| 17 | (408) 604-0068 4086040068 | 1 |
| 18 | (408) 604-9998 4086049998 | 1 |
About This Prefix
Phone numbers starting with (408) 604 are part of the North American Numbering Plan (NANP). The first three digits (408) represent the Area Code (NPA), and the next three digits (604) represent the Central Office Code (NXX) or exchange.
- NPA (408) - Numbering Plan Area, identifies the geographic region
- NXX (604) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)