There is one place named Illa de Onza in Spain.
All places in the world called "Illa de Onza".
San Vicente (12)
San Juan (11)
Villanueva (10)
San Miguel (10)
Santa María (10)
El Puerto (9)
La Estación (9)
San Andrés (9)
San Martín (9)
San Pedro (9)
Santa Ana (9)
Villaverde (8)
La Torre (8)
Los Molinos (8)
San Lorenzo (8)
Quintana (7)
San Bartolomé (7)
Las Casas (7)
La Vega (7)
San Cristóbal (7)
Santiago (7)
Los Llanos (7)
Santa Cruz (7)
San Clemente (7)
San Antonio (7)
Santa Lucía (7)
San Román (7)
Linares (6)
San Esteban (6)
Cortes (6)