Phone Prefix
(310) 400-XXXX
CA • CMTN GRDN
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
CMTN GRDN
Assigned To
BANDWIDTH.COM CLEC, LLC - CA
OCN
981E
Status
AS
Date Assigned
Jan 29, 2010
Number Range
First Number
(310) 400-0000
Last Number
(310) 400-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
50 reports
50
Total FCC + FTC DNC complaints for numbers in this prefix
Top 36 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (310) 400-9427 3104009427 | 8 |
| 2 | (310) 400-0675 3104000675 | 5 |
| 3 | (310) 400-3244 3104003244 | 2 |
| 4 | (310) 400-5692 3104005692 | 2 |
| 5 | (310) 400-3184 3104003184 | 2 |
| 6 | (310) 400-0890 3104000890 | 1 |
| 7 | (310) 400-2269 3104002269 | 1 |
| 8 | (310) 400-2725 3104002725 | 1 |
| 9 | (310) 400-3118 3104003118 | 1 |
| 10 | (310) 400-3264 3104003264 | 1 |
| 11 | (310) 400-3283 3104003283 | 1 |
| 12 | (310) 400-3285 3104003285 | 1 |
| 13 | (310) 400-3289 3104003289 | 1 |
| 14 | (310) 400-3346 3104003346 | 1 |
| 15 | (310) 400-3606 3104003606 | 1 |
| 16 | (310) 400-0172 3104000172 | 1 |
| 17 | (310) 400-3781 3104003781 | 1 |
| 18 | (310) 400-3783 3104003783 | 1 |
| 19 | (310) 400-3984 3104003984 | 1 |
| 20 | (310) 400-5296 3104005296 | 1 |
| 21 | (310) 400-5315 3104005315 | 1 |
| 22 | (310) 400-5506 3104005506 | 1 |
| 23 | (310) 400-5728 3104005728 | 1 |
| 24 | (310) 400-5821 3104005821 | 1 |
| 25 | (310) 400-5883 3104005883 | 1 |
| 26 | (310) 400-5981 3104005981 | 1 |
| 27 | (310) 400-7644 3104007644 | 1 |
| 28 | (310) 400-7647 3104007647 | 1 |
| 29 | (310) 400-7709 3104007709 | 1 |
| 30 | (310) 400-7962 3104007962 | 1 |
| 31 | (310) 400-9308 3104009308 | 1 |
| 32 | (310) 400-3618 3104003618 | 1 |
| 33 | (310) 400-0239 3104000239 | 1 |
| 34 | (310) 400-0676 3104000676 | 1 |
| 35 | (310) 400-0729 3104000729 | 1 |
| 36 | (310) 400-0797 3104000797 | 1 |
About This Prefix
Phone numbers starting with (310) 400 are part of the North American Numbering Plan (NANP). The first three digits (310) represent the Area Code (NPA), and the next three digits (400) represent the Central Office Code (NXX) or exchange.
- NPA (310) - Numbering Plan Area, identifies the geographic region
- NXX (400) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)