| Country | Tunnel | Length | Date of opening | Notes |
| Switzerland | Gotthard Base | 57 072 m | 2017 | "Galleria
del Base del San Gottardo". Length of western tube:
56 989 m. Breakthrough: 15.10.2010. Total length in
stage 2: 75 000 m (2015 - 2020)  AlpTransit |
| Austria | Brenner basis | 55 392 m | 2nd tube: 54 753 m | |
| Japan | Sei-kan | 53 850 m | 13.03.1988 | Subsea tunnel under Tsugaru Kaikyô |
| England - France | Chunnel (Eurotunnel) | 50 450 m | 06.05.1994 | Subsea tunnel |
| Switzerland | Lötschberg | 34 577 m | 16.06.2007 | From Frutigen in the Kandertal to Raron in the Valais |
| Austria | Koralm | 32 800 m | 2 tubes | |
| Spain | Guadarrama | 28 419 m | 22.12.2007 | Madrid - Valladolid high speed line. 2 tubes |
| Japan | Hakkôda | 26 455 m | 2010 | Breakthrough ceremony on 27.02.2005. The tunnel is a part of the Shinkansen extension to Aomori which will be completed by 2010. |
| Japan | Iwate-ichinohe | 25 810 m | 01.12.2002 | Tôhoku Shinkansen |
| Spain | Pajares | 24 667 m | 2010 | 2 tubes. TBM excavation of east tube completed on 13.09.2008. On 30.04.2009 872 m remains in the West tube to be excavated by a single shield TBM. Planned length of east tube: 24 648 m. |
| Austria | Lainzer / Wienerwald | 23 844 m | 2015 | Line Wien - Salzburg. East - west direction |
| Japan | Îyama | 22 225 m | 2013 | Hokuriko Shinkansen extension, bored since 1999 |
| Japan | Dai-shimizu | 22 221 m | 15.11.1982 | Jôetsu Shinkansen (3rd Shimizu) |
| China | Wushaoling | 21 050 m | 30.03.2006 23.08.2007 |
2 tubes |
| Italy - Switzerland | Simplon-II | 19 824 m | 16.10.1922 | Simplon line |
| Italy - Switzerland | Simplon-I | 19 803 m | 01.06.1906 | Simplon line |
| Switzerland | Vereina | 19 058 m | 19.11.1999 | (single track) |
| Japan | Shin-kanmon | 18 713 m | 10.03.1975 | San'yô Shinkansen. Subsea double track tunnel |
| Italy | Vaglia | 18 711 m | 05.12.2009 | Bologna - Firenze (Florenz) Breakthrough 17.04.2001 |
| Italy | Appennino | 18 507 m | 21.04.1934 | "Direttìssima" Bologna - Firenze |
| China | Qinling I-II | 18 457 m | 08.01.2002 | First tube opened |
| Italy | Valico | 16 569 m | Milano - Gènova | |
| Japan | Rokkô | 16 250 m | 15.03.1972 | San'yô Shinkansen |
| Switzerland | Furka Base tunnel | 15 442 m | 25.06.1982 | Andermatt - Brig |
| Switzerland | Ceneri | 15 400 m | 2019 | Bellinzona - Lugano |
| Japan | Haruna | 15 350 m | 15.11.1982 | Jôetsu Shinkansen |
| Russia | Severomuyskiy | 15 300 m | 21.12.2001 | Baikal - Amur line, construction finished on March 31, 2001. |
| Italy | Firenzuola | 15 285 m | 05.12.2009 | Bologna - Firenze |
| Japan | Gorigamine | 15 175 m | 01.10.1997 | Hokuriku Shinkansen |
| Italy | Monte Santomarco | 15 040 m | 31.07.1987 | Paola - Cosenza |
| Switzerland | St. Gotthard | 15 003 m | 01.06.1882 | Gotthard line (first train 23.05.1882) |
| Japan | Nakayama | 14 857 m | 15.11.1982 | Jôetsu Shinkansen |
| Canada | Mount MacDonald | 14 723 m | 12.1988 | Under Rogers Pass, Glacier National Park |
| Switzerland | Lötschberg | 14 612 m | 15.07.1913 | Lötschberg line |
| Norway | Romeriksporten | 14 580 m | 1999 | Oslo - Gardermoen airport |
| China | Dayaoshan | 14 294 m | 1987 | Longest double track tunnel in China |
| Taiwan (China) | Taiwan HSR project | 14 000 m | 05.01.2007 | Under Taipei city |
| Japan | Hokuriku | 13 870 m | 10.06.1962 | Hokuriku line |
| France - Italy | Frejus (Cenisio) | 13 636 m | 17.09.1871 | Mont Cenis line. Original length: 12233 m |
| Japan | Shin-shimizu | 13 500 m | 28.09.1967 | Jôetsu (South bound Shimizu) line |
| Finland | Vuosari harbour project | 13 500 m | 2008 | |
| South Africa | Hex-River | 13 400 m | 27.11.1989 | Near Worcester |
| Italy | Sciliar | 13 159 m | 1993 | = Schlern in German. Ponte Gardena - Prato Isarco (Verona - Brennero) |
| Italy | Caponero - Capoverde | 13 135 m | 27.09.2001 | Genova - Ventimiglia - Nice (F). Including new Sanremo station |
| Japan | Aki | 13 030 m | 10.03.1975 | San'yô Shinkansen |
| Italy | Peloritana | 12 800 m | 25.11.2001 | Messina - Palermo, single track (old tunnel: 5 345 m) |
| China | Changliangshan | 12 780 m | Su-Huang line. 2 tracks | |
| Austria | Inntal | 12 696 m | 28.05.1994 | Umfahrung Innsbruck, connected to the Brenner base tunnel underground. Planned western section will add 5 - 8 km. |
| USA | New Cascade | 12 537 m | 12.01.1929 | Seattle - Saint Paul, Great Northern Railway |
| Russia | Novo Kusnetzkij | 12 200 m | 1957 | |
| Japan | Tsukushi | 11 865 m | 2013 | Kyûshû Shinkansen |
| Japan | Kitakyûshû | 11 747 m | 10.03.1975 | San'yô Shinkansen |
| Austria | Wienerwald | 11 640 m | 2007 | Wien - St. Pölten. Start of work 2002 |
| Austria | Radfeld - Wiesing | 11 387 m | 2008 | Inn Valley, province of Tyrol. Line from Inntal tunnel. |
| Japan | Kubiki | 11 353 m | 29.09.1969 | Hokuriku line |
| USA | Flathead | 11 300 m | 1970 | |
| Japan | Shiozawa | 11 217 m | 15.11.1982 | Jôetsu Shinkansen |
| Japan | Zaô | 11 215 m | 23.06.1982 | Tôhoku Shinkansen |
| Japan | Fukushima | 11 075 m | 23.06.1982 | Tôhoku Shinkansen |
| Italy | Monterotondo | 11 050 m | Milano - Gènova | |
| Italy | San Donato | 10 954 m | 01.06.1986 | Firenze - Roma |
| Italy | Pianoro | 10 841 m | 05.12.2009 | Bologna - Firenze |
| Germany | Landrücken | 10 779 m | 29.05.1988 | Fulda - Würzburg |
| Norway | Lieråsen | 10 723 m | 01.01.1973 | Oslo - Drammen |
| Austria | Arlberg | 10 589 m | 21.09.1884 | Arlberg line. Original length: 10 249 m |
| Norway | Finse | 10 589 m | 23.05.1993 | Oslo - Bergen |
| Austria | Stans - Terfens | 10 570 m | 2008 | Inn Valley, province of Tyrol. Line from Inntal tunnel. |
| Germany | Mündener | 10 514 m | 02.06.1991 | Göttingen - Kassel |
| Japan | Akakura | 10 472 m | 22.03.1997 | Hokuetsu Express Railway |
| Italy | Raticosa | 10 450 m | 05.12.2009 | Bologna - Firenze |
| Japan | Ikuta | 10 359 m | 01.03.1976 | Musashino line |
| Italy | Santa Lucia Basis | 10 265 m | 25.05.1977 | Neapel - Reggio di Calabria |
| United Kingdom | Stratford west | 10 105 m | 04.09.2007 | Channel tunnel link, London |
| Japan | Daisan-shibisan | 10 010 m | 13.03.2004 | Kyûshû Shinkansen |
