| Callsign | K4ISP |
|---|---|
| Radio Service | HV - Vanity |
| License Status | C - Canceled |
| Grant Date | 2017-04-19 |
| Effective Date | 2017-04-19 |
| Expire Date | 2027-05-11 |
| Cancel Date | 2024-03-19 |
| Last Action Date | 2024-03-19 |
| End Date | 2024-03-19 |
| Available Date | 2026-03-20 |
| Applicant Type | I - Individual |
| Entity Name | KERFOOT, JONATHAN L |
| Street Address / Locality | 13011 S 78th East Ave BIXBY, OK 74008 |
| County | Tulsa County |
| Zip Location | 35°55'28.2"N 95°52'39.7"W |
| Maidenhead | EM25bw |
| FRN | 0008841421 |
| Licensee ID/SGIN | L00674944 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 5 / OK |
| Prev Callsign / Prev Class | KG4ZVT T - Technician |
| Next Callsign | AB4YZ |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 12 / 54 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2007-05-11 | LIISS - License Issued |
| 2007-05-11 | VANGRT - Vanity Call Sign Assigned |
| 2009-12-19 | LIAUA - Administrative Update Applied |
| 2017-04-19 | LIREN - License Renewed |
| 2024-03-19 | LICAN - License Canceled |
FCC comments
| 2024-03-19 | Issued vanity call sign. |