Ardeatino is the 20th quartiere of Rome, identified by the initials "Q. XX".

Northward, the quartiere borders with rioni San Saba (R. XXI) and Celio (R. XIX).

Eastward, it borders with the quartiere Appio-Latino (Q. IX)[1] and Appio-Pignatelli (Q. XXVI).

Southward, it borders with the zona Cecchignola (Z. XXII)[2] and quartiere Giuliano-Dalmata (Q.

[3] Westward, it borders with the quartiere Europa (Q. XXXII) and Ostiense (Q.