| Callsign | KD4MMS |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2017-08-29 |
| Effective Date | 2017-08-29 |
| Expire Date | 2027-08-29 |
| Cancel Date | |
| Last Action Date | 2024-03-18 |
| End Date | 2027-08-29 |
| Available Date | 2029-08-30 |
| Applicant Type | B - Amateur Club |
| Entity Name | Monrovia Middle School ARC |
| Street Address / Locality | 1216 Jeff Road Huntsville, AL 35806 |
| County | Madison County |
| Zip Location | 34°45'38.9"N 86°41'08.7"W |
| Maidenhead | EM64ps |
| FRN | 0026742122 |
| Licensee ID/SGIN | L02122382 / 000 |
| Licensee Class | |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / AL |
| Prev Callsign / Prev Class | KN4FBT |
| Next Callsign | |
| Trustee Callsign / Trustee Name | N4CNY MORGAN JR, JOHNIE H |
| Vanity Type | F - By List (Club) |
| ULS File Number | |
| Phonetic weight / Morse weight | 11 / 64 |