Phone Prefix
(909) 921-XXXX
CA • UPLAND
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
UPLAND
Assigned To
FRONTIER CALIFORNIA INC.
OCN
2319
Status
RT
Number Range
First Number
(909) 921-0000
Last Number
(909) 921-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
5 reports
5
Total FCC + FTC DNC complaints for numbers in this prefix
Top 5 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (909) 921-3509 9099213509 | 1 |
| 2 | (909) 921-5050 9099215050 | 1 |
| 3 | (909) 921-5568 9099215568 | 1 |
| 4 | (909) 921-6907 9099216907 | 1 |
| 5 | (909) 921-9005 9099219005 | 1 |
About This Prefix
Phone numbers starting with (909) 921 are part of the North American Numbering Plan (NANP). The first three digits (909) represent the Area Code (NPA), and the next three digits (921) represent the Central Office Code (NXX) or exchange.
- NPA (909) - Numbering Plan Area, identifies the geographic region
- NXX (921) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)