| Phone Prefix | Range | Phones Recorded |
|---|---|---|
| (773) 972-20** | (773) 972-2000 - (773) 972-2099 | 28 |
| (773) 972-21** | (773) 972-2100 - (773) 972-2198 | 32 |
| (773) 972-22** | (773) 972-2200 - (773) 972-2297 | 32 |
| (773) 972-23** | (773) 972-2306 - (773) 972-2398 | 21 |
| (773) 972-24** | (773) 972-2401 - (773) 972-2492 | 28 |
| (773) 972-25** | (773) 972-2503 - (773) 972-2597 | 24 |
| (773) 972-26** | (773) 972-2601 - (773) 972-2698 | 26 |
| (773) 972-27** | (773) 972-2706 - (773) 972-2793 | 17 |
| (773) 972-28** | (773) 972-2808 - (773) 972-2898 | 18 |
| (773) 972-29** | (773) 972-2900 - (773) 972-2996 | 22 |
US Phone Directory: (773) 972-2***
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