Routing Number | Bank Name | Bank Address | Phone Number | Change Date |
| |
| | | |
| 272483484 | ONAWAY COMMUNITY FEDERAL CU | 20855 WASHINGTON AVE, ONAWAY, MI 49765-0000 | (989) 733-8557 | 2008-03-21 |
| 103912723 | ONB BANK AND TRUST COMPANY | 8908 S. YALE #100, TULSA, OK 74137-3510 | (918) 477-7400 | 2007-08-27 |
| 103912914 | ONB BANK AND TRUST COMPANY | STE 100, TULSA, OK 74137-0000 | (918) 477-7400 | 2007-08-27 |
| 251579319 | ONE COMMUNITY FEDERAL CREDIT UNION | 531 FIFTH STREET, PARKERSBURG, WV 26101-0000 | (304) 485-4066 | 2002-08-16 |
| 061020786 | ONE GEORGIA BANK | SUITE 2610, ATLANTA, GA 30309-0000 | (404) 522-2265 | 2008-06-03 |
| 082007830 | ONE NATIONAL BANK | P.O. BOX 34113, LITTLE ROCK, AR 72201-0000 | (501) 370-4595 | 1997-05-06 |
| 312080970 | ONE SOURCE FEDERAL CREDIT UNION | 8870 GAZELLE DR, EL PASO, TX 79925-5817 | (915) 791-4607 | 2009-07-01 |
| 063292855 | ONE SOUTH BANK | SUITE 4, CHIPLEY, FL 32428-0000 | (850) 415-6870 | 2008-10-30 |
| 307074810 | ONE THIRTEEN CREDIT UNION | 3505 N. CHESTNUT ST., COLORADO SPRINGS, CO 80907-0000 | (719) 632-7118 | 1993-10-20 |
322070598 011001276 | ONE UNITED BANK | 3683 CRENSHAW BLVD., LOS ANGELES, CA 90016-4890 | (877) 663-8648 | 2006-07-06 |