First Merchants Online Banking Login | Browser Sign In
Complete First Merchants online banking login from any modern browser. Manage Prosper Checking, transfers, and bill pay after firstmerchants.com login — same ID as FMB Banking login.
- Full browser banking
- Same ID as mobile
- Member FDIC

First Merchants online banking login
First Merchants login, First Merchants Bank login, and firstmerchants.com login all open the same secure browser session. After sign-in you can manage everyday banking across IN, OH, MI, and IL.
What customers do online
- Check balances and recent activity
- Transfer between accounts and pay bills
- Review Prosper Checking and other deposit accounts
- Update contact info and security preferences
Browser sign-in steps
- 1
Go to the official site or app
Type firstmerchants.com in your browser, or open the FMB Banking / FMBanking app.
- 2
Select Login / Sign In
Use the Login control on the First Merchants homepage (or open the app) to reach the secure sign-in screen.
- 3
Enter your username and password
Type the credentials you created when you enrolled in online banking, then continue.
- 4
Complete multi-factor authentication
If prompted on a new device, approve the one-time security code sent by text, voice, or your authenticator method.
- 5
Access your accounts
You are signed in — view balances, transfer money, pay bills, deposit checks, and manage Prosper Checking and other accounts.
Online banking questions
How do I log in to First Merchants online banking on a computer?
What can I do in First Merchants online banking?
How do I set up direct deposit?
Is browser login the same as FMB Banking login?
How does multi-factor authentication work?
Fraud tips for First Merchants login
First Merchants will never ask for your password here
Legitimate banks do not email, call, or text asking for your username, password, full Social Security Number, or one-time codes. Type firstmerchants.com yourself. This independent guide never collects credentials.
Recognize phishing
Be wary of urgent links. Type firstmerchants.com instead of clicking messages.
Use a strong sign-in
Create a unique password and enable multi-factor authentication when offered.
Monitor your accounts
Review transactions often after FMB Banking login and report anything unfamiliar.
Report it fast
Call (800) 205-3464 to report fraud or a lost card quickly.