123308786
BANNER BANK
✓ Valid Checksum
Active
- Institution Name
- BANNER BANK
- Institution Type
- Commercial Bank
- City / State
- SPOKANE, WA
Supported Transaction Types
✓ ACH Transfers
Direct deposit, bill pay, person-to-person transfers. Processed in 1–3 business days.
✗ Wire Transfers
Real-time, same-day settlement via Fedwire. Used for large or time-sensitive transfers.
✓ Check Processing
Printed on the bottom-left of checks. Used to route paper and electronic check payments.
Note: Some banks use a separate routing number for wire transfers. Always confirm wire routing numbers directly with your bank before initiating a wire transfer.
ABA Checksum Validation
Every ABA routing number includes a built-in check digit (the 9th digit) that allows banks to detect transcription errors automatically. The checksum uses a weighted formula: multiply each digit by 3, 7, 1, 3, 7, 1, 3, 7, 1 and the sum must be divisible by 10.
×3
1
3
×7
2
14
×1
3
3
×3
3
9
×7
0
0
×1
8
8
×3
7
21
×7
8
56
×1
6
6
Sum = 3 + 14 + 3 + 9 + 0 + 8 + 21 + 56 + 6 = 120
120 ÷ 10 = 12 remainder 0 → Valid routing number
Quick Reference
Other Routing Numbers for BANNER BANK
Large banks often have different routing numbers by state or region.
- 123206817 WA
- 121135087 WA
- 121137807 WA
- 121141903 WA
- 121142834 WA
- 122237748 WA
- 122241831 WA
- 122243169 WA
- 122243208 WA
- 122243457 WA
- 122243664 WA
- 122243800 WA
- 122244537 WA
- 123204071 WA
- 123206590 WA
- 124302257 WA
- 125008220 WA
- 125108065 WA
- 125108382 WA
- 125108764 WA