| Callsign | WM3HS |
| Radio Service | HV - Vanity |
| License Status | E - Expired |
| Grant Date | 2003-02-15 |
| Effective Date | 2005-04-13 |
| Expire Date | 2013-02-15 |
| Cancel Date | 2015-02-18 |
| Last Action Date | 2015-02-18 |
| End Date | 2013-02-15 |
| Available Date | 2015-03-21 |
| Applicant Type | B - Amateur Club |
| Entity Name | WATKINS MILL HIGH SCHOOL ARC |
| Street Address / Locality | 10301 APPLE RIDGE ROAD GAITHERSBURG, MD 20879 |
| County | Montgomery County |
| Zip Location | 39°10'02.3"N 77°09'50.9"W |
| Maidenhead | FM19ke |
| FRN | 0007754062 |
| Licensee ID/SGIN | L00577453 / 000 |
| Licensee Class | |
| Callsign Group | B - 2x2 |
| ULS/Geo Region | 3 / 3 / MD |
| Prev Callsign / Prev Class | KB3IPP |
| Next Callsign | |
| Trustee Callsign / Trustee Name | NE3K Burns, Geoffrey D |
| Vanity Type | F - By List (Club) |
| ULS File Number | 0002123407 |
| Phonetic weight / Morse weight | 9 / 56 |