| Callsign | WM3SH |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2018-02-24 |
| Effective Date | 2018-02-24 |
| Expire Date | 2028-02-24 |
| Cancel Date | |
| Last Action Date | 2024-03-18 |
| End Date | 2028-02-24 |
| Available Date | 2030-02-25 |
| Applicant Type | B - Amateur Club |
| Entity Name | Sierra Madre Emergency Communications Team |
| Street Address / Locality | 114 Vista Circle Dr Sierra Madre, CA 91024 |
| County | Los Angeles County |
| Zip Location | 34°10'07.6"N 118°03'00.8"W |
| Maidenhead | DM04xe |
| FRN | 0027204668 |
| Licensee ID/SGIN | L02159885 / 000 |
| Licensee Class | |
| Callsign Group | B - 2x2 |
| ULS/Geo Region | 3 / 6 / CA |
| Prev Callsign / Prev Class | KM6PVW |
| Next Callsign | |
| Trustee Callsign / Trustee Name | AB7HG ALCORN, DELOYCE |
| Vanity Type | F - By List (Club) |
| ULS File Number | |
| Phonetic weight / Morse weight | 9 / 56 |