In case users have issues when transacting with the ATMs, they can get in touch with customer care personal through email, phone calls, or texts. Got News? The company blocked withdrawal Disclaimer: Buy Bitcoin Worldwide is not offering, promoting, or encouraging the purchase, sale, or trade of any security or commodity. Bitcoin transactions are broadcasted onto the blockchain automatically after you use the ATM. Bitcoin ATM Map. Besides, buying and selling cryptocurrencies using the CoinFlip ATMs is simple since it does not involve a complex registration process.