Phone Prefix
(831) 231-XXXX
CA • GREENFIELD
Search Number in This Prefix
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Carrier Information
NANPA
State
CA
Region
WC
Rate Center
GREENFIELD
Assigned To
ONVOY, LLC - CA
OCN
649C
Status
AS
Date Assigned
May 03, 2019
Number Range
First Number
(831) 231-0000
Last Number
(831) 231-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
104 reports
104
Total FCC + FTC DNC complaints for numbers in this prefix
Top 82 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (831) 231-2405 8312312405 | 11 |
| 2 | (831) 231-8634 8312318634 | 4 |
| 3 | (831) 231-7438 8312317438 | 2 |
| 4 | (831) 231-4289 8312314289 | 2 |
| 5 | (831) 231-0809 8312310809 | 2 |
| 6 | (831) 231-5010 8312315010 | 2 |
| 7 | (831) 231-8627 8312318627 | 2 |
| 8 | (831) 231-4072 8312314072 | 2 |
| 9 | (831) 231-4746 8312314746 | 2 |
| 10 | (831) 231-4440 8312314440 | 2 |
| 11 | (831) 231-4276 8312314276 | 2 |
| 12 | (831) 231-4352 8312314352 | 1 |
| 13 | (831) 231-4405 8312314405 | 1 |
| 14 | (831) 231-4530 8312314530 | 1 |
| 15 | (831) 231-4920 8312314920 | 1 |
| 16 | (831) 231-5016 8312315016 | 1 |
| 17 | (831) 231-5166 8312315166 | 1 |
| 18 | (831) 231-5229 8312315229 | 1 |
| 19 | (831) 231-5242 8312315242 | 1 |
| 20 | (831) 231-5400 8312315400 | 1 |
| 21 | (831) 231-5410 8312315410 | 1 |
| 22 | (831) 231-5472 8312315472 | 1 |
| 23 | (831) 231-5492 8312315492 | 1 |
| 24 | (831) 231-5585 8312315585 | 1 |
| 25 | (831) 231-5598 8312315598 | 1 |
| 26 | (831) 231-5641 8312315641 | 1 |
| 27 | (831) 231-5692 8312315692 | 1 |
| 28 | (831) 231-5730 8312315730 | 1 |
| 29 | (831) 231-5780 8312315780 | 1 |
| 30 | (831) 231-5831 8312315831 | 1 |
| 31 | (831) 231-6027 8312316027 | 1 |
| 32 | (831) 231-6050 8312316050 | 1 |
| 33 | (831) 231-6097 8312316097 | 1 |
| 34 | (831) 231-6107 8312316107 | 1 |
| 35 | (831) 231-6155 8312316155 | 1 |
| 36 | (831) 231-6236 8312316236 | 1 |
| 37 | (831) 231-6259 8312316259 | 1 |
| 38 | (831) 231-6302 8312316302 | 1 |
| 39 | (831) 231-6317 8312316317 | 1 |
| 40 | (831) 231-6318 8312316318 | 1 |
| 41 | (831) 231-6564 8312316564 | 1 |
| 42 | (831) 231-6641 8312316641 | 1 |
| 43 | (831) 231-6716 8312316716 | 1 |
| 44 | (831) 231-6760 8312316760 | 1 |
| 45 | (831) 231-7060 8312317060 | 1 |
| 46 | (831) 231-7127 8312317127 | 1 |
| 47 | (831) 231-7179 8312317179 | 1 |
| 48 | (831) 231-7219 8312317219 | 1 |
| 49 | (831) 231-7223 8312317223 | 1 |
| 50 | (831) 231-7267 8312317267 | 1 |
| 51 | (831) 231-7276 8312317276 | 1 |
| 52 | (831) 231-7281 8312317281 | 1 |
| 53 | (831) 231-7332 8312317332 | 1 |
| 54 | (831) 231-7432 8312317432 | 1 |
| 55 | (831) 231-7433 8312317433 | 1 |
| 56 | (831) 231-7437 8312317437 | 1 |
| 57 | (831) 231-7446 8312317446 | 1 |
| 58 | (831) 231-7490 8312317490 | 1 |
| 59 | (831) 231-7608 8312317608 | 1 |
| 60 | (831) 231-8062 8312318062 | 1 |
| 61 | (831) 231-8087 8312318087 | 1 |
| 62 | (831) 231-8118 8312318118 | 1 |
| 63 | (831) 231-8132 8312318132 | 1 |
| 64 | (831) 231-8170 8312318170 | 1 |
| 65 | (831) 231-8175 8312318175 | 1 |
| 66 | (831) 231-8184 8312318184 | 1 |
| 67 | (831) 231-8210 8312318210 | 1 |
| 68 | (831) 231-8381 8312318381 | 1 |
| 69 | (831) 231-8658 8312318658 | 1 |
| 70 | (831) 231-9475 8312319475 | 1 |
| 71 | (831) 231-0219 8312310219 | 1 |
| 72 | (831) 231-9580 8312319580 | 1 |
| 73 | (831) 231-1393 8312311393 | 1 |
| 74 | (831) 231-1866 8312311866 | 1 |
| 75 | (831) 231-1900 8312311900 | 1 |
| 76 | (831) 231-2076 8312312076 | 1 |
| 77 | (831) 231-3119 8312313119 | 1 |
| 78 | (831) 231-4073 8312314073 | 1 |
| 79 | (831) 231-4299 8312314299 | 1 |
| 80 | (831) 231-4316 8312314316 | 1 |
| 81 | (831) 231-4342 8312314342 | 1 |
| 82 | (831) 231-4344 8312314344 | 1 |
About This Prefix
Phone numbers starting with (831) 231 are part of the North American Numbering Plan (NANP). The first three digits (831) represent the Area Code (NPA), and the next three digits (231) represent the Central Office Code (NXX) or exchange.
- NPA (831) - Numbering Plan Area, identifies the geographic region
- NXX (231) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)