Phone Prefix
(773) 644-XXXX
IL • CHICGOZN02
Search Number in This Prefix
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Carrier Information
NANPA
State
IL
Region
MW
Rate Center
CHICGOZN02
Assigned To
T-MOBILE USA, INC.
OCN
6529
Status
AS
Date Assigned
Jul 14, 2011
Number Range
First Number
(773) 644-0000
Last Number
(773) 644-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
45 reports
45
Total FCC + FTC DNC complaints for numbers in this prefix
Top 35 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (773) 644-4965 7736444965 | 7 |
| 2 | (773) 644-8645 7736448645 | 2 |
| 3 | (773) 644-8647 7736448647 | 2 |
| 4 | (773) 644-6441 7736446441 | 2 |
| 5 | (773) 644-5469 7736445469 | 2 |
| 6 | (773) 644-3374 7736443374 | 1 |
| 7 | (773) 644-3574 7736443574 | 1 |
| 8 | (773) 644-3715 7736443715 | 1 |
| 9 | (773) 644-3964 7736443964 | 1 |
| 10 | (773) 644-4627 7736444627 | 1 |
| 11 | (773) 644-4806 7736444806 | 1 |
| 12 | (773) 644-5410 7736445410 | 1 |
| 13 | (773) 644-5564 7736445564 | 1 |
| 14 | (773) 644-5660 7736445660 | 1 |
| 15 | (773) 644-5695 7736445695 | 1 |
| 16 | (773) 644-5978 7736445978 | 1 |
| 17 | (773) 644-6359 7736446359 | 1 |
| 18 | (773) 644-6701 7736446701 | 1 |
| 19 | (773) 644-6772 7736446772 | 1 |
| 20 | (773) 644-7258 7736447258 | 1 |
| 21 | (773) 644-7288 7736447288 | 1 |
| 22 | (773) 644-7437 7736447437 | 1 |
| 23 | (773) 644-7483 7736447483 | 1 |
| 24 | (773) 644-7568 7736447568 | 1 |
| 25 | (773) 644-7838 7736447838 | 1 |
| 26 | (773) 644-8404 7736448404 | 1 |
| 27 | (773) 644-8528 7736448528 | 1 |
| 28 | (773) 644-8631 7736448631 | 1 |
| 29 | (773) 644-8761 7736448761 | 1 |
| 30 | (773) 644-0214 7736440214 | 1 |
| 31 | (773) 644-8864 7736448864 | 1 |
| 32 | (773) 644-1148 7736441148 | 1 |
| 33 | (773) 644-2104 7736442104 | 1 |
| 34 | (773) 644-3158 7736443158 | 1 |
| 35 | (773) 644-3248 7736443248 | 1 |
About This Prefix
Phone numbers starting with (773) 644 are part of the North American Numbering Plan (NANP). The first three digits (773) represent the Area Code (NPA), and the next three digits (644) represent the Central Office Code (NXX) or exchange.
- NPA (773) - Numbering Plan Area, identifies the geographic region
- NXX (644) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)