Field Name · Applicant
Italic names are derived; accent values differ from the applicant’s prior license.
| Applicant Type | I - Individual |
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| Entity Type | L - Licensee or Assignee |
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| Entity Name | DONALDSON, DAVID B |
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| Attention | David Brooks Donaldson |
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| First Name / Middle Init / Last Name / Name Suffix | DAVID B DONALDSON |
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| Street Address | 11 Granary Dr. |
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| Po Box | |
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| Locality | Pikesville |
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| County | Baltimore County |
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| State | MD - Maryland |
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| Postal Code | 21208 |
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| Zip Location | 39°23'11.1"N 76°43'16.1"W |
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| Maidenhead | FM19pj |
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| FRN | 0027756899 |
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| Geo Region | 3 / MD |
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| Licensee ID/SGIN | L02205612 / 000 |
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| Callsign | KC3OSG |
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| Last Action Date | 2026-04-18 |
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| Radio Service | HA - Amateur |
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| App Purpose | AU - Administrative Update |
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| App Source | I - Online |
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| App Status | G - Granted |
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| Entered Timestamp | 2026-04-17 |
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| Fee Control Num | |
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| Orig Purpose | |
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| Receipt Date | Fri 2026-04-17 |
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| Payment Date | |
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| Is From Vec | |
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| Is Trustee | |
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| Operator Group | D - 2x3 |
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| Licensee Class | G - General |
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| New Seq Callsign | |
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| Trustee Callsign | |
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| Trustee Name | |
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| ULS Group / ULS Region | D / 3 |
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| Prev Callsign / Prev Class | |
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| Vanity Relationship | |
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| Vanity Type | |
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| Fee Exempt / Waiver | N / N |
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