Iceland has a very developed system regarding Credit and debit cards. In fact, credit card is useful for payment almost everywhere.
ATM is easy to find in Iceland and please remember requirement of a PIN number for use. Iceland uses cards with the chip-and-pin system, which requires a 4-digit PIN for purchases.
If you only have the "swipe and sign" cards, you may wish to inquire about getting a chip-card from your bank or a major credit card issuer before travelling
Cash advance services for cardholders is available as follows:
VISA, MasterCard and Diners Club – at all banks and ATMs - JCB – at MasterCard Iceland, Ármúli 28-30, 108 Reykjavík (tel: 550-1500)
DEBIT CARDS: Electron and Maestro cards are commonly accepted.