First Convenience Bank Address: 800 James Bowie Dr, New Boston, TX 75570 Phone: (903) 628-8841 Banks, First Convenience Bank Other Businesses: Guaranty Bank & Trust at 910 James Bowie Dr, New Boston, TX 75570 1st Bank at 615 Sam Houston St, New Boston, TX 75570 Lone Star Ag Credit at 516 James Bowie Dr, New Boston, TX 75570 Wells Fargo Bank at 619 E Hoskins St, New Boston, TX 75570