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Welcome to
Dallas, Sunflower Bank Corporate Headquarters

The location at 8117 Preston Rd Suite 220 is a Corporate Office and does not provide banking branch services. We are located in the westernmost building of the Preston Commons, on the corner of Westchester and Weldon Howell Blvd. Free parking with validation is available; use garage 8117 and park in any unnumbered space. Please bring your parking ticket to our offices so we can validate.

Address:

8117 Preston Rd, Suite 220

Dallas, Texas 75225

Directions
Find a MoneyPass® ATM

Phone Number:

(888) 827-5564

Corporate Office:

No personal banking services

By Appointment Only

Our Mortgage Team

Download Our Mortgage App

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Welcome to Sunflower Bank Mortgage Lending in Dallas, Texas!

Meet Our Mortgage Team

John Olson

Dallas, TX
NMLS# 546502
View Profile
Smooth process. highly recommend!
Benjamin C
Haltom City, TX
Aug 26, 2026
He's very helpful, kept me updated, always answered calls & really worked hard to get my financing.
Elizabeth P
Azle, TX
Aug 09, 2026
John was responsive and provided great support throughout the process. He always followed through on getting everything done on time. Sonya was also very helpful and responsive after business hours.
Michael M
Dallas, TX
Apr 14, 2026
Amazing!
Kaylin E
Dallas, TX
Nov 25, 2025
John found me a better loan than the one I was looking for and made sure I understood every step of the process. Things went very smoothly and done with quick efficiency. It was a great experience.
Kristina M
Crockett, TX
Jul 31, 2025