ACH Transfer
ACH (Automatic Clearing House)
Takes 1–3 business days through a central network.
Generally low-cost or free.
Ideal for routine, non-urgent transactions
NSB BANK Routing Number in IA is 073921530
| Routing Number | Bank | Address | City | State | Zip Code |
73921530 | NSB BANK | 2650 4TH ST S W | MASON CITY | IA | 50401 |
| Routing Number | |
73921530 | |
| Bank | |
NSB BANK | |
| Address | |
2650 4TH ST S W | |
| City | |
MASON CITY | |
| State | Zip Code |
IA | 50401 |
ACH vs Wire Transfer
Transfer Support
ACH and wire transfers use different processing networks and may require different routing numbers.
Wire Transfer
Wire Transfers
Completed instantly or within a business day across banks.
Comes with fees ranging from $15 to $50.
Ideal for urgent or global transactions ACH can't handle.
Where to find your routing number
Check or statement
Your bank routing number can be found at the bottom left corner.
Online banking
You’ll be able to get your bank's routing number by logging into online banking.
On this website
We've listed routing numbers for some of the biggest banks in the US.
Fedwire
You can look up your routing number on the official website of the Federal Reserve.
FAQs
See answers to common questions we get about routing numbers.
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