Õisu (Euseküll) — knight manor in Paistu Parish, Viljandimaa County
Ädara (Eddara) — semi-manor in Viru-Jaagupi Parish, Virumaa County
Äksi (Ecks) — a parish in Tartumaa County
Äksi church manor (Pastorat Ecks) — in Äksi Parish, Tartumaa County
Ämari (Habbinem, Emmern) — knight manor in Harju-Madise Parish, Harjumaa County
Ängi (Enge) — knight manor in Suure-Jaani Parish, Viljandimaa County
Äntu (Engdes) — knight manor in Väike-Maarja Parish, Virumaa County
Ärina (Errinal) — support manor of Koonu manor, in Väike-Maarja Parish, Virumaa County
Ätte (Aette) — support manor of Vara manor, in Maarja-Magdaleena Parish, Tartumaa County
Ääsmäe (Essemäggi) — knight manor in Keila Parish, Harjumaa County
Öötla (Oethel, Groß-Oethel) — knight manor in Peetri Parish, Järvamaa County
Üksnurme (Uxnorm) — knight manor in Keila Parish, Harjumaa County
Ülenurme (Uellenorm) — knight manor in Tartu-Maarja Parish, Tartumaa County
Ülgase (Ilgas) — support manor of Kostivere manor, Jõelähtme Parish, Harjumaa County