Phone Prefix
(309) 723-XXXX
IL • COLFAX
Search Number in This Prefix
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
COLFAX
Carrier
1015-FRONTIER NORTH, INC. - IL
Status
AV
Number Range
First Number
(309) 723-0000
Last Number
(309) 723-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
20 reports
20
Total FCC + FTC DNC complaints for numbers in this prefix
Top 16 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (309) 723-8142 3097238142 | 4 |
| 2 | (309) 723-6609 3097236609 | 2 |
| 3 | (309) 723-6294 3097236294 | 1 |
| 4 | (309) 723-6433 3097236433 | 1 |
| 5 | (309) 723-6554 3097236554 | 1 |
| 6 | (309) 723-7273 3097237273 | 1 |
| 7 | (309) 723-7358 3097237358 | 1 |
| 8 | (309) 723-8032 3097238032 | 1 |
| 9 | (309) 723-8329 3097238329 | 1 |
| 10 | (309) 723-8547 3097238547 | 1 |
| 11 | (309) 723-8641 3097238641 | 1 |
| 12 | (309) 723-8750 3097238750 | 1 |
| 13 | (309) 723-9182 3097239182 | 1 |
| 14 | (309) 723-3640 3097233640 | 1 |
| 15 | (309) 723-9683 3097239683 | 1 |
| 16 | (309) 723-6081 3097236081 | 1 |
About This Prefix
Phone numbers starting with (309) 723 are part of the North American Numbering Plan (NANP). The first three digits (309) represent the Area Code (NPA), and the next three digits (723) represent the Central Office Code (NXX) or exchange.
- NPA (309) - Numbering Plan Area, identifies the geographic region
- NXX (723) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)