Class E may refer to: Science and technology Class E amplifier, a power amplifier class in electronics Class E addresses, in a classful network, a type of Internet Protocol IP address Class E, twisted pair structured cabling system in the ISO/IEC 11801 standard Other uses Class E, an airspace class as defined by the ICAO Class E, a driver's license Class E felony, a category of crime in the US See also E class (disambiguation) Class (disambiguation) E (disambiguation) E-Type (disambiguation) Model E (disambiguation)