Answer
Yes for phones, wallets, and room keys—wet pockets and slide drops kill electronics fast. Bring cash or card for locker rental if kiosks require it. Designate one adult to hold towels and shoes in a central meetup spot.
Sources: Visit Ocean City
Editorial visitor guidance for Ocean City, Maryland. Confirm current Town of Ocean City, Maryland DNR, NPS Assateague, and NWS rules when regulations or safety apply.
