About Us
Proudly based in Sioux Falls, SD. We simplify payments for growing businesses—no hidden fees, no forced contracts, and real people to back you up.
Get A Quote → Let’s talk about saving you time and money.
#427 on Inc. 5000 → Learn why we are South Dakota’s fastest-growing company.
Contact
Phase 3 Payments
2304 S Westlake Dr
Sioux Falls, SD 57106
Phone: (855) 374-2733
Email: info@phase3payments.com
Office Hours
Monday–Friday: 9am–5pm (CT)
Support: Available 24/7