RJA can refer to
*
Rajahmundry Airport
Rajahmundry Airport is a domestic airport located at Rajahmundry, Andhra Pradesh, India. It is located on National Highway 516E. During 1985–1994, it was used by Vayudoot. It is heavily used by the helicopters of Oil and Natural Gas Corpo ...
, the IATA code for the airport in India
*
The Red Jumpsuit Apparatus
The Red Jumpsuit Apparatus is an American rock band that was formed in Middleburg, Florida, in 2003. The band has released five studio albums to date. The current members are Ronnie Winter (lead vocals), Joey Westwood (bass), Josh Burke (lead gu ...
, a post-hardcore band from Middleburg, Florida
* RJA&HS,
Royal Jersey Agricultural and Horticultural Society
* ICAO designator for
Royal Jordanian
Royal Jordanian Airlines ( ar, ; transliterated: ''Al-Malakiyyah al-'Urduniyyah''), formerly known as Alia Royal Jordanian Airlines, is the flag carrier airline of Jordan with its head office in the capital, Amman. The airline operates scheduled ...
, a Jordanian airline
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