Yes, in tourist areas nearly everyone speaks English. Hotels, restaurants, and shops communicate easily. In small villages, older residents may speak only Greek — but they are very hospitable.
Excellent 4G/5G coverage in all tourist areas (Cosmote, Vodafone, Wind). Very remote beaches or forests may drop to 3G. EU travelers: free roaming. Non-EU: Greek SIM ~€10 with 10GB data.
Yes, in every main village (Kassandreia, Kallithea, Nikiti, Neos Marmaras, Sarti, Ouranoupoli). Visa/Mastercard accepted nearly everywhere — supermarkets, restaurants, fuel stations. Small tavernas may prefer cash.
Very safe. Crime rate is extremely low. Children play freely in villages. Main risks: sunburn, sea currents at some beaches, and traffic accidents. Always lock your car.
Greece uses Type C and F plugs (European standard), 230V/50Hz. UK/US travelers need an adapter. EU travelers — no problem.
Yes, mainly in the evening near wetland areas. Bring repellent (Apivita or Apaisyl from pharmacies). Coastal areas with breeze have fewer. Electric vaporizers (Vape) work well in rooms.
Supermarkets open Sundays during summer (May-September), usually 10:00-18:00. Mini markets open daily. Restaurants open every day. Pharmacies: on rotation.
Use SPF 30+ (ideally SPF 50 for children). The sun in Halkidiki is very strong 11:00-16:00. Wear a hat and sunglasses. Reapply every 2 hours and after swimming.