| Callsign | W3MRC |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-09-11 |
| Effective Date | 2026-09-11 |
| Expire Date | 2036-11-04 |
| Cancel Date | |
| Last Action Date | 2026-09-11 |
| End Date | 2036-11-04 |
| Available Date | 2038-11-05 |
| Applicant Type | B - Amateur Club |
| Entity Name | 3M AUSTIN AMATEUR RADIO CLUB |
| Street Address / Locality | 2400 Castlewood Trl Leander, TX 78641 |
| County | Travis County |
| Zip Location | 30°33'45.2"N 97°54'28.2"W |
| Maidenhead | EM10bn |
| FRN | 0008584013 |
| Licensee ID/SGIN | L00651734 / 000 |
| Licensee Class | |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 3 / 5 / TX |
| Prev Callsign / Prev Class | KC5QQY |
| Next Callsign | |
| Trustee Callsign / Trustee Name | KE5RS Benedict, John W |
| Vanity Type | F - By List (Club) |
| ULS File Number | 0012178256 |
| Phonetic weight / Morse weight | 9 / 62 |