Welcome to NSB Bank Online!

Located at the top of Iowa, NSB Bank has been taking care of their valued customers for over 80 wonderful years. NSB is independently owned -- That means quick decisions, greater flexibility and quicker response time for your requests.


Mission Statement

While meeting the financial needs of our customers is the prime responsibility of every employee, we are committed to providing a level of service second to none.

We pledge, every minute of every day, to make banking an enjoyable experience and to make the NSB experience a warm and refreshing break in our customers’ otherwise demanding lives.

 Girls SC




 Shazam Bolt



















ATM Locations

Northwood Location - lobby 
NSB Bank
900 Central Avenue
Northwood, Iowa 50459
Top of Iowa Welcome Center
Burger King/Jo Stop Building
Jct. I35/Hwy. 105
Northwood, Iowa 50459
Mason City East Location - drive thru 
NSB Bank
451 South Illinois
Mason City, Iowa 50401
Mason City West Location - drive thru 
NSB Bank
2650 4th Street SW
Mason City, Iowa 50401