| Callsign | N4FU |
| Radio Service | HV - Vanity |
| License Status | E - Expired |
| Grant Date | 2008-10-03 |
| Effective Date | 2008-10-03 |
| Expire Date | 2018-10-03 |
| Cancel Date | 2020-10-06 |
| Last Action Date | 2025-05-20 |
| End Date | 2018-10-03 |
| Available Date | 2025-06-20 |
| Applicant Type | B - Amateur Club |
| Entity Name | South Piedmont Amateur Radio Klub |
| Street Address / Locality | PO Box 3140 Martinsville, VA 24115 |
| County | Martinsville (city) |
| Zip Location | 36°40'46.6"N 79°51'54.7"W |
| Maidenhead | FM06bq |
| FRN | 0016809147 |
| Licensee ID/SGIN | L01313408 / 000 |
| Licensee Class | |
| Callsign Group | A - 1x2 |
| ULS/Geo Region | 4 / 4 / VA |
| Prev Callsign / Prev Class | KI4YPR |
| Next Callsign | |
| Trustee Callsign / Trustee Name | KB4ZGO FERGUSON, ANTHONY L |
| Vanity Type | F - By List (Club) |
| ULS File Number | |
| Phonetic weight / Morse weight | 10 / 44 |