Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0ECS callsign genealogy
Currently held by JOHNSON COUNTY EMERGENCY COMMUNICATIONS SERVICE, INC.
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K0ECS's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K0ECS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0ECS, oldest first.
- Johnson County Emergency Communications Service KS2000-05-30 → cancelled 2000-07-13
- JOHNSON COUNTY EMERGENCY COMMUNICATIONS SERVICE, INC. KS2020-11-13 active