061293018
ATLANTA POSTAL CU
✓ Valid Checksum
Active
- Institution Name
- ATLANTA POSTAL CU
- Institution Type
- Credit Union
- City / State
- ATLANTA, GA
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
0
0
×7
6
42
×1
1
1
×3
2
6
×7
9
63
×1
3
3
×3
0
0
×7
1
7
×1
8
8
Sum = 0 + 42 + 1 + 6 + 63 + 3 + 0 + 7 + 8 = 130
130 ÷ 10 = 13 remainder 0 → Valid routing number