Mobil Phone service in Costa Rica
Since 2011 also non residentals can buy a prepaid SIM card.
You can make international calls and book an internet option
with this card (just for 1 day, for a week or 2 weeks. Depending
on your Mobil (Tethering function) you can also run your computer
with it.
All you need is your passport, ca 3000 Colones ( depending
on the exchange rate $6) and a Celphone that is not locked by
your provider.
In Tilaran you can buy the SIM card at the GOLLO market.