| Callsign | KB4FBX |
| Radio Service | HV - Vanity |
| License Status | C - Canceled |
| Grant Date | 2007-08-03 |
| Effective Date | 2007-08-03 |
| Expire Date | 2017-08-03 |
| Cancel Date | 2013-11-06 |
| Last Action Date | 2013-11-06 |
| End Date | 2013-11-06 |
| Available Date | 2015-11-07 |
| Applicant Type | I - Individual |
| Entity Name | ZUFELT, MICHAEL L |
| Street Address / Locality | 374 BAKER AVE LAKE HELEN, FL 32744 |
| County | Volusia County |
| Zip Location | 28°59'06.8"N 81°13'10.5"W |
| Maidenhead | EL98jx |
| FRN | 0003127867 |
| Licensee ID/SGIN | L00177289 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | W4BDF P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 12 / 76 |