Why choose fitfidelitone? FIDELITONE offers specialized solutions in supply chain management with expertise around consumer products. We manage resources, create right-fit solutions and optimize supply chain processes to advance your business performance and profitability.Why join the fidelitone team? Contact us today. In a year unlike any other, we are thankful for all 1,332 FIDELITONE superstars for the resolve they showed this past year to come to work every day and earn customer loyalty. When you join the FIDELITONE team, you join in a promise: We deliver customer experiences that create loyalty.How do i contact fidelity investments by phone? Fidelity Phone Numbers Contact Fidelity regarding your account by phone or online. Interested in opening an account? 800-FIDELITY (800-343-3548). Brokerage, Mutual Fund, and IRA Account questions? 800-544-6666.Where is the headquarters of fidelity investments located? and Address is 245 summer, Street, Boston, Massachusetts, MA-02210-1133, US. The Fidelity Investments is a global Financial Services organization. It was founded in 1946. The headquarters of the Fidelity is located in Boston, Massachusetts, US.