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- AMATEUR RADIO LICENSE SEARCH
Callsign: KP4EAR
Class: General
Name: Rivera-vazquez, Efrem A
City: Caguas
State: PR
Zipcode: 00725
Status: Active
Grant Date: 08/27/2026
Expires: 08/27/2036
Uls: FCC Info
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Ham Callsigns search - version 2.1