
Prepaid SIM Cards in Vietnam: A Complete Guide
Vietnam offers aggressive data prices, but buying from the wrong vendor can leave you with a dead SIM.
- Official stores charge around $5 to $8 for 30 GB
- Viettel, Vinaphone and Mobifone are the main networks
- Street vendors sometimes sell unregistered cards
- Passport needed for registration
Buy from an official branded store or a reputable airport counter to avoid activation problems.
Top-ups are sold everywhere, and a 30 GB plan usually lasts a month of maps, chat and light streaming.