Following countries do have access to the beta (the one provided by nexon):
Albania, Andorra, Australia, Austria, Belgium, Bulgaria, Bosnia and Herzegovina, Canada, Croatia, Czech Republic, Cyprus, Denmark, Estonia, Finland, France, Greece, Germany, Hungary, Iceland, Italy, Ireland, Israel, Lichtenstein, Luxembourg, Macedonia, Malta, Mexico, Monaco, Norway, Netherlands, New Zealand, Poland, Portugal, Romania, San Marino, Slovakia, Spain, Switzerland, Serbia, Slovenia, Sweden, Turkey, USA, UK, Vatican City.
Russia and CIS have a beta (?) by destiny and South america has axeso5 as operator