| Callsign | KM4NPA |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2015-09-25 |
| Effective Date | 2025-09-12 |
| Expire Date | 2025-09-25 |
| Cancel Date | 2025-09-12 |
| Last Action Date | 2025-09-12 |
| End Date | 2025-09-12 |
| Available Date | 2027-09-13 |
| Applicant Type | I - Individual |
| Entity Name | Guo, Zhenyu |
| Street Address / Locality | 1830 Liles Lane Collierville, TN 38017 |
| County | Shelby County |
| Zip Location | 35°04'01.1"N 89°38'56.2"W |
| Maidenhead | EM55eb |
| FRN | 0024888513 |
| Licensee ID/SGIN | L01972612 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / TN |
| Prev Callsign / Prev Class | G - General |
| Next Callsign | KZ4WS |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0011748893 |
| Phonetic weight / Morse weight | 12 / 66 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2015-09-25 | SYSGRT - New Systematic Call Sign Assigned |
| 2015-09-25 | LIISS - License Issued |
| 2015-12-03 | LIMOD - License Modified |
| 2025-09-12 | LICAN - License Canceled |
FCC comments
| 2025-09-12 | Issued new systematic call sign. |