| Callsign | N2OHQ |
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 1991-10-22 |
| Effective Date | 1991-10-22 |
| Expire Date | 2001-10-22 |
| Cancel Date | 2001-03-22 |
| Last Action Date | 2001-03-22 |
| End Date | 2001-03-22 |
| Available Date | 2003-03-23 |
| Applicant Type | I - Individual |
| Entity Name | Umhoefer, Robert |
| Street Address / Locality | 15 Stonegate Ln Annandale, NJ 08801 |
| County | Hunterdon County |
| Zip Location | 40°37'22.1"N 74°53'10.8"W |
| Maidenhead | FN20no |
| FRN | 0003430915 |
| Licensee ID/SGIN | L00176792 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 2 / 2 / NJ |
| Prev Callsign / Prev Class | KB2EYZ P - Technician Plus |
| Next Callsign | AB2LV |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 9400131066 |
| Phonetic weight / Morse weight | 10 / 66 |