| Acanthopidae Burmeister, 1838 | | 4 | Species | Taxom |
| Acmaeoblattidae Durden, 1969 | | 3 | Species | Taxom |
| Acrididae MacLeay, 1819 | Grasshoppers and locusts | 1101 | Species | Taxom |
| Adeloblattidae Durden, 1969 | | 4 | Species | Taxom |
| Adeloneuridae Carpenter, 1938 | | 1 | Species | Taxom |
| Aerophasmidae Martynov, 1928 | | 1 | Species | Taxom |
| Agathemeridae Bradler, 2003 | | 2 | Species | Taxom |
| Ambermantidae Grimaldi, 2003 | | 1 | Species | Taxom |
| Ambloblattidae Durden, 1969 | | 1 | Species | Taxom |
| Amboneuridae Carpenter, 1980 | | 1 | Species | Taxom |
| Amorphoscelidae Stål, 1877 | | 1 | Species | Taxom |
| Anelcanidae Carpenter, 1986 | | 2 | Species | Taxom |
| Anisembiidae Davis, 1940 | | 4 | Species | Taxom |
| Anisolabididae Verhoeff, 1902 | | 7 | Species | Taxom |
| Anomalogrammatidae Carpenter, 1943 | | 1 | Species | Taxom |
| Anostostomatidae Saussure, 1859 | Wetas & King Crickets | 8 | Species | Taxom |
| Antemylacridae Durden, 1972 | | 1 | Species | Taxom |
| Anthracoblattinidae Durden, 1969 | | 9 | Species | Taxom |
| Anthracoptilidae Handlirsch, 1922 | | 1 | Species | Taxom |
| Anthracothremmidae Handlirsch, 1906 | | 2 | Species | Taxom |
| Apithanidae Handlirsch, 1911 | | 1 | Species | Taxom |
| Apsidoneuridae Carpenter, 1961 | | 1 | Species | Taxom |
| Archimylacridae Handlirsch, 1906 | | 88 | Species | Taxom |
| Archoblattinidae (Schneider, 1983) | | 1 | Species | Taxom |
| Archotermopsidae Engel, Grima..., 2009 | Rottenwood Termites | 1 | Species | Taxom |
| Aschiphasmatidae Brunner von ..., 1893 | | 3 | Species | Taxom |
| Bacunculidae (Brunner, 1893) | | 1 | Species | Taxom |
| Baissogryllidae Gorochov, 1985 | | 1 | Species | Taxom |
| Bintoniellidae Handlirsch, 1937 | | 0 | Species | Taxom |
| Blaberidae Saussure, 1864 | Blaberids | 54 | Species | Taxom |
| Blattellidae (Karny, 1908) | German Cockroach | 52 | Species | Taxom |
| Blattidae Stephens, 1829 | American cockroaches | 33 | Species | Taxom |
| Blattulidae Vishnyokova, 1982 | | 2 | Species | Taxom |
| Bradyblattidae Durden, 1969 | | 64 | Species | Taxom |
| Cacurgidae Handlirsch, 1911 | | 3 | Species | Taxom |
| Caloneuridae Handlirsch, 1906 | | 6 | Species | Taxom |
| Capniidae Klapálek, 1905 | Capniid winter stoneflies | 204 | Species | Taxom |
| Carcinophoridae Hincks, 1954 | | 13 | Species | Taxom |
| Cheliphlebidae Handlirsch, 1911 | | 4 | Species | Taxom |
| Chelisochidae Burr, 1907 | Black earwig | 3 | Species | Taxom |
| Chloroperlidae Okamoto, 1912 | Green stoneflies | 144 | Species | Taxom |
| Chorotypidae Stål, 1873 | | 1 | Species | Taxom |
| Clothodidae Tillyard, 1937 | | 1 | Species | Taxom |
| Cnemidolestidae Handlirsch, 1906 | | 3 | Species | Taxom |
| Cobaloblattidae Durden, 1969 | | 1 | Species | Taxom |
| Corydiidae de Saussure, 1864 | Sand cockroaches | 39 | Species | Taxom |
| Cryptocercidae Handlirsch, 1925 | Brown-hooded cockroaches | 5 | Species | Taxom |
| Dericorythidae Jacobson & B..., 1902 | | 1 | Species | Taxom |
| Dermopteridae | | 1 | Species | Taxom |
| Diamphipnoidae Ricker, 1950 | | 1 | Species | Taxom |
| Diapheromeridae Rehn & Hebard, 1909 | Diapheromerid Stick Insects | 44 | Species | Taxom |
| Dinoblattidae Durden, 1969 | | 3 | Species | Taxom |
| Ectobiidae (Brunner von ..., 1865) | Wood cockroaches | 20 | Species | Taxom |
| Elcanidae Handlirsch, 1906 | | 1 | Species | Taxom |
| Elytroneuridae Carpenter, 1933 | | 1 | Species | Taxom |
| Embiidae Burmeister, 1839 | | 3 | Species | Taxom |
| Eneopteridae (Saussure, 1893) | Bush cricket | 10 | Species | Taxom |
| Eoblattidae Handlirsch, 1906 | | 2 | Species | Taxom |
| Episactidae Burr, 1899 | | 3 | Species | Taxom |
| Eucaenidae Handlirsch, 1906 | | 5 | Species | Taxom |
| Eumastacidae Burr, 1898 | Matchstick grasshoppers | 23 | Species | Taxom |
| Eustheniidae Tillyard, 1921 | | 1 | Species | Taxom |
| Forficulidae Stephens, 1829 | Common Earwig | 14 | Species | Taxom |
| Gerapompidae Handlirsch, 1906 | | 4 | Species | Taxom |
| Geraridae Scudder, 1885 | | 11 | Species | Taxom |
| Gripopterygidae Enderlein, 1909 | | 14 | Species | Taxom |
| Gryllacrididae Blanchard, 1845 | Camel Crickets | 18 | Species | Taxom |
| Gryllidae Bolivar, 1878 | Crickets | 65 | Species | Taxom |
| Grylloblattidae E. M. Walker, 1914 | Grylloblattids | 14 | Species | Taxom |
| Gryllotalpidae Saussure, 1870 | Mole cricket | 22 | Species | Taxom |
| Gyroblattidae Durden, 1969 | | 6 | Species | Taxom |
| Hadentomidae Handlirsch, 1906 | | 2 | Species | Taxom |
| Haglidae Handlirsch, 1906 | Hump-winged cricket | 4 | Species | Taxom |
| Hapalopteridae Handlirsch, 1906 | | 6 | Species | Taxom |
| Hemimylacridae Waterlot, 1934 | | 9 | Species | Taxom |
| Herdinidae Carpenter & ..., 1972 | | 1 | Species | Taxom |
| Heteronemiidae Rehn, J. A. G., 1904 | | 5 | Species | Taxom |
| Heteroptilidae Carpenter, 1977 | | 1 | Species | Taxom |
| Hymenopodidae Giglio-Tos, 1919 | Flower mimic mantises | 6 | Species | Taxom |
| Idelinellidae Storozhenko, 1997 | | 1 | Species | Taxom |
| Idiomylacridae Handlirsch, 1906 | | 1 | Species | Taxom |
| Ischnoneuridae Handlirsch, 1906 | | 1 | Species | Taxom |
| Jantarimantidae Vrsansky, 2002 | | 1 | Species | Taxom |
| Kalotermitidae Froggatt, 1897 | Dampwood termites | 40 | Species | Taxom |
| Krausichnidae Genise, 2004 | | 0 | Species | Taxom |
| Labiduridae Verhoeff, 1902 | Long-horned earwig | 11 | Species | Taxom |
| Labiidae (Burr, 1909) | Little earwig | 17 | Species | Taxom |
| Leuctridae Klapálek, 1905 | Needle Or Willow Stoneflies | 90 | Species | Taxom |
| Liturgusidae Giglio-Tos, 1919 | | 5 | Species | Taxom |
| Locustopsidae Handlirsch, 1906 | | 6 | Species | Taxom |
| Lygobiidae Mitchell, 1908 | | 1 | Species | Taxom |
| Mantidae Burmeister, 1838 | Mantids | 51 | Species | Taxom |
| Mantoididae Giglio-Tos, 1927 | | 1 | Species | Taxom |
| Mastotermitidae Desneux, 1904 | | 2 | Species | Taxom |
| Megelytridae Carpenter, 1933 | | 1 | Species | Taxom |
| Melinophlebiidae Durden, 1969 | | 2 | Species | Taxom |
| Mesoblattinidae Handlirsch, 1906 | | 2 | Species | Taxom |
| Mogoplistidae Saussure, 1877 | Scaly cricket | 27 | Species | Taxom |
| Morabidae Rehn, 1948 | | 3 | Species | Taxom |
| Mylacridae Scudder, 1886 | | 46 | Species | Taxom |
| Myrmecophilidae Saussure, 1874 | Ant cricket | 10 | Species | Taxom |
| Narkemidae Handlirsch, 1911 | | 2 | Species | Taxom |
| Necymylacridae Durden, 1969 | | 5 | Species | Taxom |
| Nemouridae Newman, 1853 | Brown stoneflies | 123 | Species | Taxom |
| Neorthroblattinidae Handlirsch, 1906 | | 3 | Species | Taxom |
| Nocticolidae Bolivar, 1892 | Australian cockroaches | 7 | Species | Taxom |
| Nocticolinae | | 1 | Species | Taxom |
| Nugonioneuridae Carpenter, 1976 | | 1 | Species | Taxom |
| Oecanthidae (Blanchard, 1845) | Tree cricket | 31 | Species | Taxom |
| Oedischiidae Handlirsch, 1906 | | 3 | Species | Taxom |
| Oligotomidae Enderlein, 1909 | | 5 | Species | Taxom |
| Ommexechidae Bolivar, 1884 | | 4 | Species | Taxom |
| Orthomylacridae see Durden, 1969 | | 43 | Species | Taxom |
| Palaeoblattidae Cockerell, 1927 | | 1 | Species | Taxom |
| Paleoblattidae Scudder, 1879 | | 18 | Species | Taxom |
| Paleuthygrammatidae Carpenter, 1943 | | 2 | Species | Taxom |
| Pamphagidae Burmeister, 1840 | Toad grasshopper | 3 | Species | Taxom |
| Paragryllidae (Desutter-Gra..., 1987) | | 2 | Species | Taxom |
| Parmapteridae Aristov & Ra..., 2015 | | 1 | Species | Taxom |
| Peltoperlidae Claassen, 1931 | Roach stoneflies | 29 | Species | Taxom |
| Perlidae (Latreille, 1802) | Common stoneflies | 151 | Species | Taxom |
| Perlodidae Klapálek, 1912 | Perlodid stoneflies | 205 | Species | Taxom |
| Permelcanidae Sharov, 1962 | | 2 | Species | Taxom |
| Permoraphidiidae Tillyard, 1932 | | 2 | Species | Taxom |
| Petrablattinidae Durden, 1969 | | 10 | Species | Taxom |
| Phalangopsidae (Chopard, 1949) | Spider cricket | 18 | Species | Taxom |
| Phasmatidae Roberts, 1944 | Walking sticks | 28 | Species | Taxom |
| Phenopteridae Carpenter, 1950 | | 1 | Species | Taxom |
| Phoberoblattidae Durden, 1969 | | 9 | Species | Taxom |
| Phylliidae Redtenbacher, 1906 | Leaf insects | 0 | Species | Taxom |
| Phyloblattidae Schneider, 1983 | | 1 | Species | Taxom |
| Podoscirtidae Saussure, 1878 | | 30 | Species | Taxom |
| Ponopterixidae Nel & al., 2014 | | 1 | Species | Taxom |
| Poroblattinidae Handlirsch, 1906 | | 12 | Species | Taxom |
| Prisopodidae Brunner von ..., 1893 | | 3 | Species | Taxom |
| Probnidae Sellards, 1909 | | 2 | Species | Taxom |
| Prophalangopsidae Saussure, 1878 | Grigs | 6 | Species | Taxom |
| Proscopiidae Serville, 1838 | Jumping sticks | 15 | Species | Taxom |
| Protembiidae Tillyard, 1937 | | 3 | Species | Taxom |
| Protophasmatidae Brongniart, 1885 | | 1 | Species | Taxom |
| Protophasmidae (Scudder, 1885) | | 1 | Species | Taxom |
| Pruvostitidae Zalessky, 1929 | | 4 | Species | Taxom |
| Prygidae Aristov & Ra..., 2014 | | 1 | Species | Taxom |
| Pseudophasmatidae Kirby, 1896 | Striped Walkingsticks | 9 | Species | Taxom |
| Pseudophyllodromiidae Hebard, 1929 | | 40 | Species | Taxom |
| Psoropteridae Carpenter, 1977 | | 1 | Species | Taxom |
| Pteridomylacridae Handlirsch, 1906 | | 2 | Species | Taxom |
| Pteronarcyidae Enderlein, 1909 | Giant stoneflies | 13 | Species | Taxom |
| Pygidicranidae (Verhoeff, 1902) | | 1 | Species | Taxom |
| Pyrgomorphidae Brunner von ..., 1874 | Bushlocusts | 9 | Species | Taxom |
| Raphidiomimidae Vishniakova, 1973 | | 0 | Species | Taxom |
| Rhaphidophoridae Walker, 1869 | And Cave Weta | 160 | Species | Taxom |
| Rhinotermitidae Froggatt, 1897 | Subterranean termites | 35 | Species | Taxom |
| Ripipterygidae Ander, 1939 | Mud crickets | 1 | Species | Taxom |
| Romaleidae Brunner von ..., 1893 | Lubber grasshopper | 39 | Species | Taxom |
| Schizoblattidae Durden, 1969 | | 12 | Species | Taxom |
| Siberioperlidae Sinitshenkova, 1983 | | 1 | Species | Taxom |
| Sojanoraphidiidae Martynova, 1952 | | 1 | Species | Taxom |
| Spanioderidae Handlirsch, 1906 | | 9 | Species | Taxom |
| Spiloblattinidae Handlirsch, 1906 | | 50 | Species | Taxom |
| Spiralizoridae Kocarek, Ho..., 2020 | | 1 | Species | Taxom |
| Spongiphoridae Verhoeff, 1902 | Little Earwigs | 2 | Species | Taxom |
| Stenopelmatidae Burmeister, 1838 | Bulldog Raspy Crickets | 16 | Species | Taxom |
| Stereopteridae Carpenter, 1950 | | 3 | Species | Taxom |
| Strephocladidae Martynov, 1938 | | 1 | Species | Taxom |
| Sylvabestiidae Aristov, 2000 | | 1 | Species | Taxom |
| Taeniopterygidae Klapálek, 1905 | Taeniopterygid winter stoneflies | 49 | Species | Taxom |
| Tanaoceridae Rehn, 1948 | Desert Long-horned Grasshoppers | 2 | Species | Taxom |
| Tarachodidae Handlirsch, 1930 | | 1 | Species | Taxom |
| Teneopteridae (Richardson, 1956) | | 1 | Species | Taxom |
| Teratembiidae Krauss, 1911 | | 4 | Species | Taxom |
| Termitidae Latreille, 1802 | Higher termites | 43 | Species | Taxom |
| Termopsidae Grassé, 1949 | Damp wood termite | 4 | Species | Taxom |
| Tetrigidae Rambur, 1838 | Groundhoppers | 80 | Species | Taxom |
| Tettigoniidae Krauss, 1902 | Bush crickets | 583 | Species | Taxom |
| Thericleidae Burr, 1899 | | 1 | Species | Taxom |
| Thespidae Giglio-Tos, 1919 | | 5 | Species | Taxom |
| Thueringoedischiidae Zessin, 1997 | | 1 | Species | Taxom |
| Timematidae Caudell, 1903 | Timemas | 26 | Species | Taxom |
| Tococladidae Carpenter, 1966 | | 3 | Species | Taxom |
| Triassoblattidae Durden, 1969 | | 2 | Species | Taxom |
| Tridactylidae Saussure, 1874 | Pygmy mole cricket | 16 | Species | Taxom |
| Trigonidiidae (Saussure, 1870) | And Ground Crickets | 72 | Species | Taxom |
| Tristiridae Rehn, 1906 | | 4 | Species | Taxom |
| Xenoblattidae Durden, 1969 | | 5 | Species | Taxom |
| Zorotypidae Silvestri, 1913 | Angel insects | 4 | Species | Taxom |
