The state telephone company kept 16 retail outlets open Thursday night so they could begin selling the iPhone 5.
The company, the Instituto Costarricense de Electricidad is offering the cell phone with three memory sizes up to 64 gigabytes.
Sales were to begin at 10 p.m. The company also had connection plans for those who purchase the telephone.
The phone has been available in other countries since September.
The iPhone 5 is said to be lighter and with a better display than previous versions.