Sumatra, Indonesia
Telkomsel offers broad coverage. XL Axiata and Indosat Ooredoo are other trusted providers.
Wi-Fi is widely available and generally dependable in hotels, cafes, and malls.
Bahasa Indonesia is the official language. English proficiency varies.
Basic Indonesian phrases for common situations.
Awareness of typical operating hours and holiday impacts helps in trip planning.
Generally open from Monday to Friday, 08:00 AM or 09:00 AM to 03:00 PM or 04:00 PM. Some may open on Saturdays for limited hours.
Shopping Malls: Typically open daily from 10:00 AM to 10:00 PM. Supermarkets often 07:00 AM-10:00 PM. Convenience stores frequently 24 hours.
Restaurants: Generally open 09:00 AM/10:00 AM to 10:00 PM/11:00 PM. Street food stalls often operate much later. Traditional markets open early.
Indonesia observes numerous public holidays. These can affect business operations and transportation.
Plan well in advance if you travel during major holidays.
Carry small denominations of cash. Many local businesses prefer cash and may not have change for large bills.
Tipping is not customary in local eateries or warungs. Upscale restaurants may include a service charge.
General photography is fine, but some topics are sensitive.
Enter holy places with reverence.
Indonesian society is generally conservative.
Carry a reusable water bottle. Fill it with filtered or purchased water to lessen plastic waste, a significant environmental issue in Indonesia.