You can bring your RV there be careful lots of stealing going on there.
You will need an active greens key card to male reservation both online or via phone.most times 180days in advance.
You can bring camper up in the morning and see if they have any cancelations. The booth opens at 8:30. Otherwise you have to book a site 6 months prior to date you want. Book on Suffolk County parks website
Overnight or Reserve! Call ahead make sure they have slots open!
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