Phone Prefix
(650) 389-XXXX
CA • SAN MATEO
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
SAN MATEO
Assigned To
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
OCN
7229
Status
RT
Number Range
First Number
(650) 389-0000
Last Number
(650) 389-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
10 reports
10
Total FCC + FTC DNC complaints for numbers in this prefix
Top 6 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (650) 389-5634 6503895634 | 5 |
| 2 | (650) 389-0537 6503890537 | 1 |
| 3 | (650) 389-4379 6503894379 | 1 |
| 4 | (650) 389-5352 6503895352 | 1 |
| 5 | (650) 389-5465 6503895465 | 1 |
| 6 | (650) 389-7078 6503897078 | 1 |
About This Prefix
Phone numbers starting with (650) 389 are part of the North American Numbering Plan (NANP). The first three digits (650) represent the Area Code (NPA), and the next three digits (389) represent the Central Office Code (NXX) or exchange.
- NPA (650) - Numbering Plan Area, identifies the geographic region
- NXX (389) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)