Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KI4SB
ExpiredRAYFIELD, DAVID L
- Location
- MOBILE, AL
- Class
- Advanced
- Granted
- 2014-02-14
- Expires
- 2024-04-12
- Previous call
- KB4HUZ
- FRN
- 0010486892
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Vanity availability
573dAvailable on 2028-04-11
KI4SB expired on 2024-04-12. Hold ends in 573 days.
Last held by RAYFIELD, DAVID L (AL).
Confidence: High
Expired licenses get a 2-year FCC renewal grace period followed by the 2-year hold. The date shown accounts for both, so it's the firm release date per §97.19.
Callsign genealogy
Full chain →Previously held by current licensee
- KB4HUZno FCC ULS record on file
License history
0 eventsNo recorded events.