| Callsign | KC6ARC |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2017-03-09 |
| Effective Date | 2025-12-04 |
| Expire Date | 2027-05-04 |
| Cancel Date | |
| Last Action Date | 2025-12-04 |
| End Date | 2027-05-04 |
| Available Date | 2029-05-05 |
| Applicant Type | B - Amateur Club |
| Entity Name | Marin Disaster Amateur Radio Club |
| Street Address / Locality | PO Box 150763 San Rafael, CA 94915 |
| County | Marin |
| Zip Location | 38°04'26.0"N 122°33'33.8"W |
| Maidenhead | CM88rb |
| FRN | 0016226672 |
| Licensee ID/SGIN | L01257104 / 000 |
| Licensee Class | |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 6 / 6 / CA |
| Prev Callsign / Prev Class | KI6ING |
| Next Callsign | |
| Trustee Callsign / Trustee Name | KN6UHT Peisert, Sean P |
| Vanity Type | F - By List (Club) |
| ULS File Number | 0011813346 |
| Phonetic weight / Morse weight | 12 / 72 |