| Callsign | K4CSR |
| Radio Service | HV - Vanity |
| License Status | E - Expired |
| Grant Date | 2014-05-02 |
| Effective Date | 2014-05-02 |
| Expire Date | 2024-05-02 |
| Cancel Date | 2026-05-05 |
| Last Action Date | 2026-05-05 |
| End Date | 2024-05-02 |
| Available Date | 2026-06-05 |
| Applicant Type | B - Amateur Club |
| Entity Name | Comer Scout Reservation Radio Club |
| Street Address / Locality | 110 Noble Dr Huntsville, AL 35802 |
| County | Madison County |
| Zip Location | 34°40'05.6"N 86°33'32.0"W |
| Maidenhead | EM64rq |
| FRN | 0023520281 |
| Licensee ID/SGIN | L01855941 / 000 |
| Licensee Class | |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / AL |
| Prev Callsign / Prev Class | KK4ZZU |
| Next Callsign | |
| Trustee Callsign / Trustee Name | WA4BSA Belk, Daniel D |
| Vanity Type | F - By List (Club) |
| ULS File Number | |
| Phonetic weight / Morse weight | 12 / 58 |