2 Tyrone Brigade- 2 Northern Division

1 Battalion: Unit strength on 11 July 1921 was 358 all ranks and the strength on 1 July 1922 was 381 all ranks. The companies of the 1 Battalion were located as follows: Omagh, Dregish, Tattysallagh, Knockmoyle, Garvaghullion, Mayne and Tattyreagh.
2 Battalion: Unit strength on 11 July 1921 was 342 all ranks, and the strength on 1 July 1922 was 360 all ranks. The companies of the 2 Battalion were located as follows: Dromore, Letterree, Irvinstown, Drumquin, Doughcrock, Carrick, Tummery, Shaneragh, Seemuldoon and Knocknagor.
3 Battalion: Unit strength on 11 July 1921 was 337 all ranks, and the strength on 1 July 1922 was 334 all ranks. The companies of the 3 Battalion were located as follows: Carryglass, Eskeragh & Aughafad, Golandor Trillick, Tullyclunagh, Fintona No. 2, Mountstewart, Garvaghy and Fintona No. 1.
Tempo ‘Battalion’: Unit strength on 11 July 1921 was 31 all ranks. The Tempo unit was attached to the 3 Battalion from the 1 Midland Division in June 1921 and was posted back to the 1 Midland Division in September 1921.