There is one place named Flat Island in Philippines.
All places in the world called "Flat Island".
San Jose (81)
San Isidro (69)
San Roque (62)
Santa Cruz (62)
San Miguel (58)
San Antonio (57)
San Juan (54)
Buenavista (50)
Rizal (47)
San Vicente (47)
Santo Niño (42)
Mabini (41)
San Agustin (38)
Concepcion (37)
San Rafael (36)
San Pedro (36)
San Francisco (36)
Bato (35)
Santa Rosa (32)
Sabang (31)
Santiago (31)
Libertad (30)
Bagacay (30)
Santa Maria (28)
San Nicolas (28)
Looc (27)
Santa Ana (27)
Santo Tomas (27)
Salvacion (26)
Burgos (26)