| Callsign | K9IZU |
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| Radio Service | HV - Vanity |
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| License Status | A - Active |
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| Grant Date | 2022-04-12 |
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| Effective Date | 2022-04-12 |
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| Expire Date | 2032-04-12 |
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| Cancel Date | |
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| Last Action Date | 2024-03-18 |
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| End Date | 2032-04-12 |
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| Available Date | 2034-04-13 |
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| Applicant Type | B - Amateur Club |
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| Entity Name | Osterman Umbrella Radio Group |
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| Street Address / Locality | 5707 S Cass Ave 40
Westmont, IL 60559 |
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| County | DuPage County |
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| Zip Location | 41°47'39.7"N 87°58'22.3"W |
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| Maidenhead | EN61at |
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| FRN | 0032122137 |
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| Licensee ID/SGIN | L02540183 / 000 |
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| Licensee Class | |
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| Callsign Group | C - 1x3 |
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| ULS/Geo Region | 9 / 9 / IL |
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| Prev Callsign / Prev Class | KD9UQO |
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| Next Callsign | |
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| Trustee Callsign / Trustee Name | WA9YHX SPERLING, ROBYN M |
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| Vanity Type | F - By List (Club) |
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| ULS File Number | |
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| Phonetic weight / Morse weight | 12 / 62 |
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