| Callsign | KC9IJB |
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2025-09-10 |
| Effective Date | 2025-09-10 |
| Expire Date | 2035-10-31 |
| Cancel Date | |
| Last Action Date | 2025-09-10 |
| End Date | 2035-10-31 |
| Available Date | 2037-11-01 |
| Applicant Type | I - Individual |
| Entity Name | Hammerbeck, Christopher J |
| Street Address / Locality | 1505 W. Mallory Ave. Milwaukee, WI 53221 |
| County | Milwaukee County |
| Zip Location | 42°57'14.1"N 87°56'40.2"W |
| Maidenhead | EN62aw |
| FRN | 0013618038 |
| Licensee ID/SGIN | L01029384 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 9 / 9 / WI |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0002363736 |
| Phonetic weight / Morse weight | 14 / 80 |