This information is extracted from the World Deep and Long caves lists maintained by Bob Gulden of the NSS Geo² committee; hence although only Austrian caves are listed, the sequence number is a world ranking.
This extract from the lists will go out of date very quickly. It was last synched on 2004-04-19. Check the original list if you want to be up to date.
| World rank | Cave name | Country | State | County | Depth (metres) | Length (metres) | Source | Date |
| 2 | Lamprechtsofen Vogelschacht Weg Schacht | Austria | Salzburg | Leo.Steinberge | 1632.0 | 50000 | Descent N161P18 | 09/01 |
| 20 | Cosanostraloch-Berger-Platteneck Höhlesystem | Austria | Salzburg | Tennengebirge | 1291.0 | 30076 | A.Klimchouk List | 06/02 |
| 31 | Schwer-höhlensystem (Batmanhöhle) | Austria | Salzburg | Tennengebirge | 1219.0 | 6101 | Mark Minton - NSS News V42N10P313-314 | 10/84 |
| 34 | Dachstein-Mammuthöhle | Austria | Oberosterreich | Dachstein | 1199.0 | 57583 | Descent N161P18 | 09/01 |
| 39 | Jubilaumsschacht | Austria | Salzburg | Hoher Goll | 1173.0 | 2380 | Pawel Jedrzejczak | 06/85 |
| 53 | Schneeloch | Austria | Salzburg | Tennengebirge | 1101.0 | 4200 | Atlas Des Grands Gouffres Du Monde | 1986 |
| 56 | Jagerbrunntro-Höhlensystem | Austria | Salzburg | Hagengebirge | 1078.0 | 28026 | Atlas Des Grands Gouffres Du Monde | 1986 |
| 63 | Feichtnerschachthöhle | Austria | Salzburg | Hohe Tauern | 1049.0 | 0 | Wojciech W. Wisniewski e-mail | 03/03 |
| 64 | Dof-Sonnenleiter-Höhlensystem | Austria | Totes Gebirge | Styria | 1042.0 | 16334 | Robert Seebacher e-mail | 11/01 |
| 65 | Kammerschartenhöhle | Austria | Salzburg | Hoher Goll | 1033.0 | 5500 | D'apres Theo Pfarrin Regards | 07/02 |
| 66 | Schwarzmooskogelhöhlensystem:
| Austria | Steiermark | Totes Gebirge | 1030.0 | 56073 | Robert Winkler e-mail | 01/04 |
| 67 | Herbsthöhle-Grieshessel (Maanderhöhle) | Austria | Salzburg | Tennengebirge | 1029.0 | 0 | Deep Cave List by Philippe Drouin | 02/01 |
| 70 | Hedwig Höhle (Bleikogelhöhle (P35)) | Austria | Salzburg | Tennengebirge | 1021.0 | 0 | Wojciech W.Wisniewski e-mail | 03/03 |
| 73 | Hirlatzhöhle | Austria | Oberosterreich | Dachstein | 1009.0 | 86606 | Descent N161P18 | 09/01 |
| 100 | Feuertalhöhlensystem | Austria | Oberosterreich | Totes Gebirge | 913.0 | 21000 | Wiesinger Markus e-mail | 04/97 |
| 103 | Hochlecken-Grosshöhle | Austria | Oberosterreich | Hollengebirge | 907.0 | 5460 | Austria's long & deep caves web site | 06/01 |
| 116 | Wildbaderhöhle | Austria | Steiermark | Totes Gebirge | 874.0 | 1646 | Atlas - Great Caves of the World | 1989 |
| 118 | Trunkemboldschacht | Austria | Oberosterreich | Totes Gebirge | 859.0 | 0 | Atlas - Great Caves of the World | 1989 |
| 119 | Gruberhornhöhle | Austria | Salzburg | Woher Goll | 854.0 | 6695 | Atlas - Great Caves of the World | 1989 |
| 123 | Gipfelloch im Wieselst | Austria | Salzburg | Tennengebirge | 840.0 | 3000 | Atlas - Great Caves of the World | 1989 |
| 133 | Burgunderschacht | Austria | Oberosterreich | Totes Gebirge | 827.0 | 13663 | Austria's longest caves web site | 06/01 |
| 137 | Grutredhöhlensystem | Austria | Salzburg | Hoher Goll | 821.0 | 7015 | Atlantis #id1 | 1996 |
| 140 | Schnee-Maria höhle | Austria | Salzburg | Tennengebirge | 817.0 | 5000 | Jaskinie #6 | 1997 |
| 154 | Cabrihöhle | Austria | Salzburg | Tennengebirge | 801.0 | 4500 | Austria's long & deep caves web site | 06/01 |
| World rank | Cave name | Country | State | County | Length (metres) | Depth (metres) | Source | Date |
| 18 | Hirlatzhöhle | Austria | Oberosterreich | Dachstein | 86606 | 1009.0 | Descent N161P18 | 09/01 |
| 19 | Raucherkarhöhle (1626/55) | Austria | Oberosterreich | Totes Gebrige | 82686 | 758.0 | magpies@almtal.at | 03/04 |
| 29 | Dachstein-Mammuthohle | Austria | Oberosterreich | Dachstein | 57583 | 1199.0 | Descent N161P18 | 09/01 |
| 34 | Schwarzmooskogelhöhlensystem:
| Austria | Steiermark | Totes Gebirge | 56073 | 1030.0 | Robert Winkler e-mail | 01/04 |
| 37 | Kolkbluser-Monster-Hohlensystem | Austria | Salzburg | Steinernes Mer | 55000 | 711.0 | International Caver N25 | 09/01 |
| 45 | Lamprechtsofen Vogelschacht Weg Schacht | Austria | Salzburg | Leo.Steinberge | 50000 | 1632.0 | Descent N161P18 | 09/01 |
| 58 | Eisriesenwelt | Austria | Salzburg | Tennengebirge | 42000 | 407.0 | CIM No.6,7 | J-A80 |
| 104 | Cosanostraloch-Berger-Platteneck Hohlesystem | Austria | Salzburg | Tennengebirge | 30076 | 1291.0 | A.Klimchouk List | 06/02 |
| 114 | Jagerbrunntro-Hohlensystem | Austria | Salzburg | Hagengebirge | 28026 | 1078.0 | Atlas Des Grands Gouffres Du Monde | 1986 |
| 123 | Otscher-Hohlensystem | Austria | Nieberosterreich | Otscher | 26292 | 662.0 | Descent N161P18 | 09/01 |
| 166 | Frauenmauer-Langstein-Hohlensystem | Austria | Steiermark | Hochsehwab | 22000 | 595.0 | Austria's longest caves web site | 06/01 |
| 176 | Feuertalhöhlensystem (1626/120) | Austria | Oberosterreich | Totes Gebirge | 21000 | 913.0 | Wiesinger Markus e-mail | 04/97 |
| 240 | Gamslocher-Kolowratsystem | Austria | Salzburg | Untersberg | 16500 | 570.0 | Atlantis #id1 | 1996 |
| 245 | Dof-Sonnenleiter-Hohlensystem | Austria | Totes Gebirge | Styria | 16334 | 1042.0 | Robert Seebacher e-mail | 11/01 |
| 264 | Altherrenlabyrinth | Austria | ? | 15000 | 0.0 | Descent N159P19 | 05/01 |