Rebtel accepts payment with Visa, Visa Electron, MasterCard, American Express, Diners Club and Japanese Credit Bank credit cards. You can also use Pay Pal and Ukash.
Ukash is available in UK, Ireland, Spain, Portugal, Italy, France, Belgium, Netherlands, Germany, Austria, Sweden, Denmark, Norway, Finland, Estonia, Latvia, Poland, Czech Republic, Russia, Ukraine, Slovenia, Cyprus, Australia, Canada, Uruguay, China.
You can also use Maestro Solo and Maestro Switch from UK and Carté Bleu and Carté Blance from France.