On May 1, 2008 Payfone announced raising an undisclosed amount of seed funding from RRE Ventures.
On June 12, 2008 Payfone announced raising $1.6 million in series A funding from undisclosed investors.
On April 13, 2011 Payfone announced raising $19 million in series C funding from American Express Ventures (lead investor), Verizon Ventures, Rogers Venture Partners, Relay Ventures, RRE Ventures, and Opus Capital. The company plans on using their series C funding to expand its operations in North America, EMEA, Latin America and Asia.
On October 18, 2013 Payfone announced raising $10 million in series D funding from Early Warning Services.
On October 16, 2015 Payfone announced raising $5.5 million in debt financing from Relay Ventures.
On January 5, 2017 Payfone announced raising $23.5 million in series E funding from BlueCross BlueShield Venture Partners (lead investor), Andrew Prozes, Verizon Ventures, Transaction Network Services (TNS), Rogers Ventures Partners, Relay Ventures, RRE Ventures, Opus Capital, Early Warning Services, and Strauss Zelnick.
On February 13, 2018 Payfone announced raising $23 million in series F funding from Institutional Investor (lead investor), Synchrony Ventures, MassMutual Ventures, Jonathan Weiner, Anil D. Aggarwal, and Andrew Prozes. The company plans on using their series F funding to improve its cybersecurity and user experience in retail, insurance, and healthcare sectors.
On April 17, 2019 Payfone announced raising $24 million in series G funding from TansUnion (lead investor), Wellington Management, Synchrony Financial, and MassMutual Ventures.