Overview list of the following features of the townland of Inis Oírr [Inisheer], beginning with the letter C.
An Churáit, Creagán an Asail, Ceann na Faochana/na Faochán, An Poillín/Ceathrú an Phoillín, An Corrán, Creig na gCat, Creagán Ard, Cois Caol, Creig an Cheangaire, Cosánna gCapall, Cill Ghobnait (or Teampall Ghobnait as it appears on the OS placenames index), An Charraig Chúl, An Chuinneog, Cró Buí, An Creachlán, Cloghaunabillaun, An Clochar, Creig na Fola, Creagán Caol, Cill na Seacht nIníon, Creig an tí, Creig na bhFaoileán, Cloch Chormaic, Carraig na Finnise, Cora na dTrompaí, Creig an Bhobailín, and Carraig an Phíobaire
Johnny and Bríd Ó'Donncha, Dara Ó'Conaola, J. F. Ó'Catháin, Pádraig Póil, Mícheál Ó'Conghaile, and Seán Ó'Conghaile are credited as being local sources of information.