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Radio Operator Authorization
governmental | military
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business | accounting
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miscellaneous | funnies
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medical
-
miscellaneous | unclassified
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Reserve Officers Association
miscellaneous | unclassified
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regional | language codes (3 letters)
-
miscellaneous | unclassified
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academic & science | universities
-
miscellaneous | unclassified
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community | music
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Radio Operators Authorization
academic & science | amateur radio
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governmental | transportation
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Restricted Operations Area
governmental | military
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miscellaneous | unclassified
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Rutgers Optimality Archive
academic & science | libraries
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business | stock exchange
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regional | airport codes
-
miscellaneous | unclassified
-
miscellaneous | unclassified
-
medical | physiology
-
miscellaneous | unclassified
-
miscellaneous | unclassified
-
medical | physiology
-
miscellaneous | unclassified
-
miscellaneous | unclassified
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Resource Oriented Architecture
miscellaneous | unclassified
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Relative Operational Atmosphere
community
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Retired Officers' Association
governmental | military
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Regional Office For Africa
miscellaneous | unclassified
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governmental | fda