Phone Prefix
(312) 509-XXXX
IL • CHICGOZN01
Search Number in This Prefix
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
CHICGOZN01
Assigned To
NEW CINGULAR WIRELESS PCS, LLC - IL
OCN
6534
Status
AS
Date Assigned
Apr 05, 2012
Number Range
First Number
(312) 509-0000
Last Number
(312) 509-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
63 reports
63
Total FCC + FTC DNC complaints for numbers in this prefix
Top 51 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (312) 509-9757 3125099757 | 4 |
| 2 | (312) 509-9065 3125099065 | 3 |
| 3 | (312) 509-7779 3125097779 | 2 |
| 4 | (312) 509-4045 3125094045 | 2 |
| 5 | (312) 509-9040 3125099040 | 2 |
| 6 | (312) 509-9309 3125099309 | 2 |
| 7 | (312) 509-9187 3125099187 | 2 |
| 8 | (312) 509-9911 3125099911 | 2 |
| 9 | (312) 509-8994 3125098994 | 2 |
| 10 | (312) 509-4703 3125094703 | 1 |
| 11 | (312) 509-4711 3125094711 | 1 |
| 12 | (312) 509-4810 3125094810 | 1 |
| 13 | (312) 509-4904 3125094904 | 1 |
| 14 | (312) 509-6472 3125096472 | 1 |
| 15 | (312) 509-7070 3125097070 | 1 |
| 16 | (312) 509-7082 3125097082 | 1 |
| 17 | (312) 509-7127 3125097127 | 1 |
| 18 | (312) 509-7506 3125097506 | 1 |
| 19 | (312) 509-7543 3125097543 | 1 |
| 20 | (312) 509-7813 3125097813 | 1 |
| 21 | (312) 509-7841 3125097841 | 1 |
| 22 | (312) 509-8237 3125098237 | 1 |
| 23 | (312) 509-8460 3125098460 | 1 |
| 24 | (312) 509-8583 3125098583 | 1 |
| 25 | (312) 509-9000 3125099000 | 1 |
| 26 | (312) 509-9027 3125099027 | 1 |
| 27 | (312) 509-9051 3125099051 | 1 |
| 28 | (312) 509-9125 3125099125 | 1 |
| 29 | (312) 509-9126 3125099126 | 1 |
| 30 | (312) 509-9185 3125099185 | 1 |
| 31 | (312) 509-9199 3125099199 | 1 |
| 32 | (312) 509-9225 3125099225 | 1 |
| 33 | (312) 509-9244 3125099244 | 1 |
| 34 | (312) 509-9246 3125099246 | 1 |
| 35 | (312) 509-9306 3125099306 | 1 |
| 36 | (312) 509-9461 3125099461 | 1 |
| 37 | (312) 509-9490 3125099490 | 1 |
| 38 | (312) 509-1732 3125091732 | 1 |
| 39 | (312) 509-9499 3125099499 | 1 |
| 40 | (312) 509-9532 3125099532 | 1 |
| 41 | (312) 509-9660 3125099660 | 1 |
| 42 | (312) 509-9758 3125099758 | 1 |
| 43 | (312) 509-9497 3125099497 | 1 |
| 44 | (312) 509-3547 3125093547 | 1 |
| 45 | (312) 509-4056 3125094056 | 1 |
| 46 | (312) 509-4147 3125094147 | 1 |
| 47 | (312) 509-4186 3125094186 | 1 |
| 48 | (312) 509-4206 3125094206 | 1 |
| 49 | (312) 509-4271 3125094271 | 1 |
| 50 | (312) 509-4373 3125094373 | 1 |
| 51 | (312) 509-4698 3125094698 | 1 |
About This Prefix
Phone numbers starting with (312) 509 are part of the North American Numbering Plan (NANP). The first three digits (312) represent the Area Code (NPA), and the next three digits (509) represent the Central Office Code (NXX) or exchange.
- NPA (312) - Numbering Plan Area, identifies the geographic region
- NXX (509) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)