#1: Exit Frankton and head west.
#2: Exit Frankton and head west and then south.
#3: Bus to Wind Town. Head South of the bus stop and you will need to cross the highways using the crosswalks and then wrap around making your way West. (Monster Flute/Whistle required).
#4: South of Flagtown next to intersecting roads.
#5: East of the Mall / South of KNN along the tracks.
#6: South of Flagtown, slightly North-West of Den 3's location.
#7: South of the Mall's entrance and then West of the tracks in a tiny piece of land.
#8: Between the Bowling Alley and Gas Station. Monster Flute/Whistle required.
#9: North then West of Monster Den 8's location. Monster Flute/Whistle acquired here.
#10: Northeast of the Factory. East exit of Frankton and follow the mountains up and around, during Chapter 3.
#11: West of the strip mall and just south of the bucket tractors.