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 | LEAFFER, DAVID H |
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| Attention | |
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| First Name / Middle Init / Last Name / Name Suffix | DAVID H LEAFFER |
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| Street Address | 1861 16th Avenue |
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| Po Box | |
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| Locality | San Francisco |
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| County | San Francisco County |
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| State | CA - California |
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| Postal Code | 94122 |
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| Zip Location | 37°45'31.7"N 122°29'06.5"W |
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| Maidenhead | CM87ss |
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| FRN | 0014353924 |
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| Geo Region | 6 / CA |
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| Licensee ID/SGIN | L01090940 / 000 |
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| Callsign | WB6OTN |
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| Last Action Date | 2026-01-28 |
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| Radio Service | HA - Amateur |
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| App Purpose | RO - Renewal Only |
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| App Source | I - Online |
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| App Status | G - Granted |
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| Entered Timestamp | 2026-01-26 |
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| Fee Control Num | PGC5118548 |
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| Orig Purpose | |
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| Receipt Date | Mon 2026-01-26 |
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| Payment Date | 2026-01-27 |
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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 / 6 |
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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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