Phone Prefix
(840) 837-XXXX
CA • POMONA
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
POMONA
Assigned To
T-MOBILE USA, INC.
OCN
6529
Status
AS
Date Assigned
Apr 20, 2022
Number Range
First Number
(840) 837-0000
Last Number
(840) 837-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
14 reports
14
Total FCC + FTC DNC complaints for numbers in this prefix
Top 13 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (840) 837-4172 8408374172 | 2 |
| 2 | (840) 837-4106 8408374106 | 1 |
| 3 | (840) 837-4169 8408374169 | 1 |
| 4 | (840) 837-4176 8408374176 | 1 |
| 5 | (840) 837-4199 8408374199 | 1 |
| 6 | (840) 837-4219 8408374219 | 1 |
| 7 | (840) 837-4409 8408374409 | 1 |
| 8 | (840) 837-4580 8408374580 | 1 |
| 9 | (840) 837-4582 8408374582 | 1 |
| 10 | (840) 837-4830 8408374830 | 1 |
| 11 | (840) 837-4874 8408374874 | 1 |
| 12 | (840) 837-4010 8408374010 | 1 |
| 13 | (840) 837-4909 8408374909 | 1 |
About This Prefix
Phone numbers starting with (840) 837 are part of the North American Numbering Plan (NANP). The first three digits (840) represent the Area Code (NPA), and the next three digits (837) represent the Central Office Code (NXX) or exchange.
- NPA (840) - Numbering Plan Area, identifies the geographic region
- NXX (837) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)