Bank routing number ยท Basin, Wyoming
Security State Bank Routing Number (ABA): 102301911
BankRegReports is independent of Security State Bank and never asks for online banking logins or passwords.
The Security State Bank routing number is 102301911. It is the primary ABA routing transit number on the bank's FFIEC National Information Center record, refreshed here on October 25, 2026.
Security State Bank at a glance
Its CET1 capital ratio was 16.19% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $449.1M
- CET1 ratio, Q2 2026
- 16.19%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Domestic offices
- 5 FDIC institution directory, current count
- Established
- 1929
Full financial profile · Is Security State Bank safe? · Branch locations
Security State Bank routing numbers on file
| Routing number | Type | Status | Source |
|---|---|---|---|
| 102301911 | Primary ABA | Active | FFIEC NIC |
Record refreshed here on October 25, 2026. NIC holds one primary number per bank; Security State Bank publishes any other numbers it uses itself.
What the digits mean
The first two digits, 10, place this number in the Federal Reserve Bank of Kansas City's district (District 10). Digits five through eight, 0191, identify the institution within that district. The last digit, 1, is a check digit, and the number passes the standard check: weight the nine digits 3, 7, 1, 3, 7, 1, 3, 7, 1 and the sum is a multiple of 10.
Before you send money to Security State Bank
A routing number tells the payment network which financial institution holds an account. You give it with an account number for ACH transfers through the automated clearing house, such as direct deposit, bill pay and transfers from a checking account, which usually settle in one to two business days. An international wire to a US account normally needs the bank's SWIFT code as well.
Match this number against the one on your Security State Bank checks or in its online banking. Ask the bank for wire instructions (https://www.ssbwyo.bank). Our record does not show whether this number receives wires. The Federal Reserve's E-Payments Routing Directory shows it: its Fedwire participant search lists the numbers that can receive Fedwire transfers, and its FedACH search lists those that receive ACH payments. How to confirm any routing number.
About Security State Bank
Security State Bank is headquartered in Basin, Wyoming and was established in 1929. It reported $449.1M in total assets and $380.1M in deposits for Q2 2026, the 9th largest of the 24 banks headquartered in Wyoming. It reports 5 domestic offices. Its deposits have been FDIC insured since 1934. Its primary federal regulator is the Federal Reserve.
What the digits in 102301911 mean
The first four digits, 1023, are the Federal Reserve routing symbol. The prefix 10 places the number in the 10th Federal Reserve District (Kansas City). That is also the district where the bank is headquartered. Digits five through eight, 0191, identify the institution within its Federal Reserve district. The last digit, 1, is a check digit. Weighting the digits 3, 7 and 1 in turn gives 3 x 13 + 7 x 1 + 4 = 50, a multiple of 10, so 102301911 is a well-formed routing number. A mistyped digit almost always breaks that sum.
What is the Security State Bank routing number?
The Security State Bank routing number is 102301911. It is the primary ABA routing transit number registered to Security State Bank, headquartered in Basin, WY. The number comes from the FFIEC National Information Center institution record, last refreshed here on October 25, 2026.
What is the Security State Bank wire routing number?
This page lists the primary routing number registered to Security State Bank. The record does not say whether the bank uses the same number for wire transfers. Confirm the wire routing number with Security State Bank before sending a wire.
Is ABA number 102301911 the routing number for Security State Bank?
Yes. It is the primary routing number registered to Security State Bank.
Which bank uses routing number 102301911?
It belongs to Security State Bank, headquartered in Basin, WY. It is the bank's primary ABA routing number (FDIC certificate 12592).
Routing numbers of similar-size institutions in Wyoming
- Credit union, Green River, WY
- Trona Valley Community Federal Credit Union: 302386765
- Bank, Afton, WY
- The Bank of Star Valley: 102306356
- Credit union, Cheyenne, WY
- WYHY Federal Credit Union: 307086691
- Bank, Greybull, WY
- Big Horn Federal Savings Bank: 302373079
- Bank, Rock Springs, WY
- RSNB Bank: 102300255
- Bank, Casper, WY
- Jonah Bank of Wyoming: 102307119
- Bank, Sheridan, WY
- First Federal Bank & Trust: 302373118
- Bank, Gillette, WY
- First National Bank of Gillette: 102301050
View Security State Bank's full profile →
More in Wyoming: routing numbers and banks. Have a number and want to know whose it is? Use the routing number lookup. New to routing numbers? What a routing number is.
Regulator records: FDIC BankFind (cert 12592) · FFIEC NIC profile (RSSD 955959)