Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/r2Number> ?o. }
- AAC_Middle_Wallop r2Number "18".
- AAC_Netheravon r2Number "0".
- Aalborg_Air_Base r2Number "8".
- Aalborg_Airport r2Number "8".
- Aarhus_Airport r2Number "10".
- Aars_Airport r2Number "17".
- Abadan_Airport r2Number "14".
- Abbotsford_International_Airport r2Number "1".
- Abdul_Rachman_Saleh_Airport r2Number "17".
- Abdullahi_Yusuf_International_Airport r2Number "5".
- Aberdeen_Regional_Airport r2Number "17".
- Abilene_Regional_Airport r2Number "17".
- Abingdon_Airport r2Number "n/a".
- Abraham_González_International_Airport r2Number "14".
- Abraham_Lincoln_Capital_Airport r2Number "13".
- Abrams_Municipal_Airport r2Number "18".
- Abu_Dhabi_International_Airport r2Number "13".
- Abu_Suwayr_Air_Base r2Number "11".
- Acadiana_Regional_Airport r2Number "16".
- Acme_Airport r2Number "13".
- Ada_Municipal_Airport r2Number "13".
- Adak_Airport r2Number "18".
- Adams_County_Airport r2Number "15".
- Adamson_Landing_Field r2Number "9".
- Addis_Ababa_Bole_International_Airport r2Number "7".
- Adelaide_Airport r2Number "12".
- Adirondack_Regional_Airport r2Number "9".
- Adisucipto_International_Airport r2Number "9".
- Adnan_Menderes_Airport r2Number "16".
- Aeroclub_Argentino r2Number "16".
- Aerodrome_Abbeville r2Number "2".
- Afonso_Pena_International_Airport r2Number "15".
- Afyon_Airport r2Number "13".
- Agra_airport r2Number "12".
- Aguenar_–_Hadj_Bey_Akhamok_Airport r2Number "8".
- Ahmed_Al_Jaber_Air_Base r2Number "15".
- Aiken_Municipal_Airport r2Number "1".
- Ain_Beida_Airport r2Number "18".
- Ainsworth_Regional_Airport r2Number "13".
- Air_Force_Academy,_Dundigul r2Number "10".
- Air_Force_Base_Bloemspruit r2Number "12".
- Air_Force_Base_Hoedspruit r2Number "18".
- Air_Force_Base_Langebaanweg r2Number "2".
- Air_Force_Base_Makhado r2Number "10".
- Air_Force_Base_Overberg r2Number "17".
- Air_Force_Base_Swartkop r2Number "6".
- Air_Force_Base_Waterkloof r2Number "6".
- Air_Force_Station_Port_Elizabeth r2Number "17".
- Airborne_Airpark r2Number "4".
- Aitkin_Municipal_Airport r2Number "8".
- Aitutaki_Airport r2Number "14".
- Akeno_Air_Field r2Number "4".
- Akron_Airport r2Number "11".
- Akron_Fulton_International_Airport r2Number "1".
- Akron–Canton_Airport r2Number "5".
- Al-Taqaddum_Air_Base r2Number "12".
- Al_Abraq_International_Airport r2Number "3".
- Al_Asad_Airbase r2Number "9".
- Al_Dhafra_Air_Base r2Number "13".
- Al_Jazeirah_Airport r2Number "10".
- Alamo_Landing_Field r2Number "15".
- Alamogordo–White_Sands_Regional_Airport r2Number "16".
- Albany_Airport_(Western_Australia) r2Number "5".
- Albany_International_Airport r2Number "10".
- Albert_Lea_Municipal_Airport r2Number "5".
- Albert_Whitted_Airport r2Number "18".
- Albert_–_Picardie_Airport r2Number "9".
- Albuquerque_International_Sunport r2Number "8".
- Alderney_Airport r2Number "14".
- Alexander_Bay_Airport r2Number "7".
- Alexandra_Aerodrome r2Number "14".
- Alexandria_Airport_(New_Jersey) r2Number "13".
- Alexandria_International_Airport_(Egypt) r2Number "18".
- Alexandria_International_Airport_(Louisiana) r2Number "18".
- Alexandria_Municipal_Airport r2Number "4".
- Algona_Municipal_Airport r2Number "18".
- Ali_Air_Base r2Number "12".
- Ali_Al_Salem_Air_Base r2Number "12".
- Alice_International_Airport r2Number "17".
- Alice_Springs_Airport r2Number "17".
- Allahabad_Airport r2Number "12".
- Allama_Iqbal_International_Airport r2Number "18".
- Allegheny_County_Airport r2Number "13".
- Allen_Army_Airfield r2Number "10".
- Allen_C._Thompson_Air_National_Guard_Base_Field r2Number "16".
- Allentown_Queen_City_Municipal_Airport r2Number "15".
- Alliance_Municipal_Airport r2Number "17".
- Almaty_International_Airport r2Number "5".
- Almirante_Schroeders_Airport r2Number "12".
- Almyra_Municipal_Airport r2Number "10".
- Alpena_County_Regional_Airport r2Number "7".
- Alpine-Casparis_Municipal_Airport r2Number "5".
- Altona_Municipal_Airport r2Number "8".
- Altoona–Blair_County_Airport r2Number "12".
- Alturas_Municipal_Airport r2Number "3".
- Altus_Air_Force_Base r2Number "17".
- Alva_Regional_Airport r2Number "17".
- Ambala_Air_Force_Station r2Number "30".
- Ambler_Airport r2Number "18".
- Ambérieu-en-Bugey_Air_Base r2Number "2".