| Callsign | W3GMR |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2016-08-24 |
| Effective Date | 2023-10-10 |
| Expire Date | 2026-11-07 |
| Cancel Date | |
| Last Action Date | 2024-03-18 |
| End Date | 2026-11-07 |
| Available Date | 2028-11-08 |
| Applicant Type | B - Amateur Club |
| Entity Name | The Green Mountain Repeater Assn |
| Street Address / Locality | PO Box 572 Bladensburg, MD 20710 |
| County | Prince George's County |
| Zip Location | 38°56'32.5"N 76°55'33.3"W |
| Maidenhead | FM18mw |
| FRN | 0015618242 |
| Licensee ID/SGIN | L01202965 / 000 |
| Licensee Class | |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 3 / 3 / MD |
| Prev Callsign / Prev Class | KB3OBR |
| Next Callsign | |
| Trustee Callsign / Trustee Name | W3DKL Williams, David E |
| Vanity Type | F - By List (Club) |
| ULS File Number | 0010724962 |
| Phonetic weight / Morse weight | 8 / 60 |