Banks starting with O

Find a bank's routing numbers, starting with O.

O And R Utilities Employees — credit union, NY; 1 routing number (cross-checked)
O Bee — credit union, WA; 1 routing number (cross-checked)
O.a.s. Staff — credit union, DC; no routing number published yet
O'Bannon Banking Company — bank, MO, obannonbank.com; 1 routing number (cross-checked)
Oahe — credit union, SD; 1 routing number (cross-checked)
Oak Bank — bank, WI, oak.bank; 2 routing numbers (cross-checked)
Oak Cliff Christian — credit union, TX; 1 routing number (cross-checked)
Oak Farms Employees — credit union, TX; 1 routing number (cross-checked)
Oak Lawn Municipal Employees — credit union, IL; no routing number published yet
Oak Valley Community Bank — bank, CA, ovcb.com; 2 routing numbers (cross-checked)
Oak View National Bank — bank, VA, oakviewbank.com; 1 routing number (cross-checked)
Oakdale — credit union, WI; 1 routing number (cross-checked)
Oakstar Bank — bank, MO, oakstarbank.com; 3 routing numbers (cross-checked)
Oakwood Bank — bank, WI, oakwoodbank.net; 1 routing number (cross-checked)
Oakworth Capital Bank — bank, AL, oakworth.com; 1 routing number (cross-checked)
Oc — credit union, OH; no routing number published yet
Ocala Community — credit union, FL; 1 routing number (cross-checked)
Ocean Bank — bank, FL, oceanbank.com; 1 routing number (cross-checked)
Ocean County Employees — credit union, NJ; no routing number published yet
Ocean Financial — credit union, NY; 1 routing number (cross-checked)
Ocean State — credit union, RI; 1 routing number (cross-checked)
Oceanair — credit union, CA; no routing number published yet
OceanFirst Bank — bank, NJ, oceanfirst.com; 5 routing numbers (cross-checked)
Ocnac #1 — credit union, NJ; no routing number published yet
Oconee Federal Savings and Loan Association — bank, SC, oconeefederal.com; no routing number published yet
Oconee State Bank — bank, GA, oconeestatebank.com; 1 routing number (cross-checked)
Odessa Employees — credit union, TX; 1 routing number (cross-checked)
Odin State Bank — bank, MN, odinstatebank.com; 1 routing number (cross-checked)
Ohio County Public Schools — credit union, WV; no routing number published yet
Ohio Educational — credit union, OH; 1 routing number (cross-checked)
Ohio Healthcare — credit union, OH; no routing number published yet
Ohio State Bank — bank, OH, bankatosb.com; no routing number published yet
Ohio Teamsters — credit union, OH; 2 routing numbers (cross-checked)
Ohio Valley — credit union, OH; no routing number published yet
Ohio Valley Community — credit union, OH; 1 routing number (cross-checked)
Ohnward Bank & Trust — bank, IA, ohnwardbank.bank; 2 routing numbers (cross-checked)
Ok — credit union, OK; no routing number published yet
Ok Members First — credit union, OK; no routing number published yet
Okaloosa County Teachers — credit union, FL; no routing number published yet
Oklahoma — credit union, OK; no routing number published yet
Oklahoma Bank and Trust Company — bank, OK, oklabank.com; 1 routing number (cross-checked)
Oklahoma Capital Bank — bank, OK, oklahomacapitalbank.com; 1 routing number (cross-checked)
Oklahoma Central — credit union, OK; 2 routing numbers (cross-checked)
Oklahoma Educators — credit union, OK; 1 routing number (cross-checked)
Oklahoma State Bank — bank, OK, osbbuffalo.com; 3 routing numbers (cross-checked)
Oklahoma's — credit union, OK; 1 routing number (cross-checked)
Okunity — credit union, OK; no routing number published yet
Olathe — credit union, CO; no routing number published yet
Old Dominion National Bank — bank, VA, odnb.bank; 1 routing number (cross-checked)
Old Glory Bank — bank, OK, oldglorybank.com; no routing number published yet
Old Hickory — credit union, TN; 1 routing number (cross-checked)
Old Kentucky Home — credit union, KY; no routing number published yet
Old National Bank — bank, IN, oldnational.com; 6 routing numbers (cross-checked)
Old Ocean — credit union, TX; no routing number published yet
Old Plank Trail Community Bank — bank, IL, oldplanktrailbank.com; 3 routing numbers (cross-checked)
Old Second National Bank — bank, IL, oldsecond.com; no routing number published yet
Old Spanish Trail — credit union, LA; 1 routing number (cross-checked)
Old West — credit union, OR; 2 routing numbers (cross-checked)
Olean Teachers' And Postal — credit union, NY; 2 routing numbers (cross-checked)
Olive View Employees — credit union, CA; no routing number published yet
Olivet Baptist — credit union, TN; no routing number published yet
Olympia — credit union, WA; 1 routing number (cross-checked)
Olympia Federal Savings and Loan Association — bank, WA, olyfed.com; 1 routing number (cross-checked)
Omaha — credit union, NE; 1 routing number (cross-checked)
Omaha Douglas — credit union, NE; 1 routing number (cross-checked)
Omaha Firefighters — credit union, NE; no routing number published yet
Omaha Police — credit union, NE; 1 routing number (cross-checked)
Omaha Public Power Dist Emp — credit union, NE; no routing number published yet
Omb Bank — bank, MO, ombbank.com; no routing number published yet
Omega — credit union, PA; 4 routing numbers (cross-checked)
Omega Psi Phi Fraternity — credit union, GA; 1 routing number (cross-checked)
Omni Community — credit union, MI; 2 routing numbers (cross-checked)
On Tap — credit union, CO; 2 routing numbers (cross-checked)
On The Grid Financial — credit union, GA; 1 routing number (cross-checked)
One — credit union, VT; no routing number published yet
One American Bank — bank, SD, oneamericanbank.com; 1 routing number (cross-checked)
One Bank of Tennessee — bank, TN, onebanktn.com; no routing number published yet
One Community — credit union, WV; no routing number published yet
One Community Bank — bank, WI, onecommunity.bank; no routing number published yet
One Credit Union OF NY — credit union, NY; no routing number published yet
One Detroit — credit union, MI; 1 routing number (cross-checked)
One Florida Bank — bank, FL, onefloridabank.com; no routing number published yet
One Nevada — credit union, NV; 1 routing number (cross-checked)
One Source — credit union, TX; 2 routing numbers (cross-checked)
One South — credit union, MS; 1 routing number (cross-checked)
One Thirteen — credit union, CO; 1 routing number (cross-checked)
One Vision — credit union, IN; 2 routing numbers (cross-checked)
One World Bank — bank, TX, oneworldbank.com; 1 routing number (cross-checked)
Oneaz — credit union, AZ; 1 routing number (cross-checked)
Oneida County — credit union, NY; 1 routing number (cross-checked)
OneLocal Bank — bank, MA, onelocalbank.com; no routing number published yet
Onenebraska — credit union, NE; no routing number published yet
OneUnited Bank — bank, MA, oneunited.com; 4 routing numbers (cross-checked)
Onomea — credit union, HI; 1 routing number (cross-checked)
Onpath — credit union, LA; no routing number published yet
Onpoint Community — credit union, OR; 1 routing number (cross-checked)
Ontario Public Employees — credit union, CA; 1 routing number
Ontario Shores — credit union, NY; 1 routing number (cross-checked)
Oostburg State Bank — bank, WI, oostburgstate.bank; 1 routing number (cross-checked)
Opc — credit union, OR; no routing number published yet
Open Bank — bank, CA, myopenbank.com; 1 routing number (cross-checked)
Operating Engineers Local Union #3 — credit union, CA; no routing number published yet
Opp-micolas — credit union, AL; 1 routing number (cross-checked)
Opportunity Bank of Montana — bank, MT, opportunitybank.com; 2 routing numbers (cross-checked)
OptimumBank — bank, FL, optimumbank.com; 1 routing number (cross-checked)
Options — credit union, CO; no routing number published yet
Optum Bank, Inc. — bank, UT, optumbank.com; 1 routing number (cross-checked)
OPTUS Bank — bank, SC, optus.bank; no routing number published yet
Orange Bank & Trust Company — bank, NY, orangebanktrust.com; 1 routing number (cross-checked)
Orange County's — credit union, CA; 2 routing numbers (cross-checked)
Oregon Coast Bank — bank, OR, oregoncoast.bank; 1 routing number (cross-checked)
Oregon Community — credit union, OR; 4 routing numbers (cross-checked)
Oregon Pacific Banking Company dba Oregon Pacific Bank — bank, OR, oregonpacificbank.com; no routing number published yet
Oregon State — credit union, OR; 2 routing numbers (cross-checked)
Oregonians — credit union, OR; 1 routing number (cross-checked)
Orem City Employees — credit union, UT; no routing number published yet
Organized Labor — credit union, CA; 1 routing number (cross-checked)
Oriental Bank — bank, PR, orientalbank.com; 7 routing numbers (cross-checked)
Origin Bank — bank, LA, origin.bank; no routing number published yet
Orion — credit union, TN; 2 routing numbers (cross-checked)
Orlando — credit union, FL; 1 routing number (cross-checked)
Orleans Parish Sheriff's — credit union, LA; no routing number published yet
Orlex Government Employees — credit union, VT; no routing number published yet
Ornl — credit union, TN; 1 routing number (cross-checked)
Orrstown Bank — bank, PA, orrstown.com; 3 routing numbers (cross-checked)
OSB Community Bank — bank, IL, myosb.bank; 1 routing number (cross-checked)
Osgood Bank — bank, OH, osgoodbank.com; no routing number published yet
Oshkosh Community — credit union, WI; no routing number published yet
Oswego County — credit union, NY; no routing number published yet
Oswego Teachers Employees — credit union, NY; no routing number published yet
Oteen V. A. — credit union, NC; no routing number published yet
Otero — credit union, NM; 1 routing number (cross-checked)
Otis — credit union, ME; 1 routing number (cross-checked)
Otoe-missouria — credit union, OK; no routing number published yet
Ottawa Hiway — credit union, IL; 1 routing number (cross-checked)
Ou — credit union, OK; no routing number published yet
Ouachita Valley — credit union, LA; 1 routing number (cross-checked)
Oucu Financial — credit union, OH; no routing number published yet
Our — credit union, MI; no routing number published yet
Our Community — credit union, WA; 2 routing numbers (cross-checked)
Our Family Social — credit union, NE; 1 routing number (cross-checked)
Our Lady OF Snows — credit union, MO; 1 routing number
Our Mother OF Mercy Parish Houston — credit union, TX; no routing number published yet
Outdoor Bank — bank, KS, outdoorbank.com; no routing number published yet
Outreach — credit union, TN; no routing number published yet
Owen County State Bank — bank, IN, ocsbank.com; 1 routing number (cross-checked)
Owensboro — credit union, KY; 1 routing number (cross-checked)
Owingsville Banking Company — bank, KY; 1 routing number (cross-checked)
Oxford — credit union, ME; no routing number published yet
Oxford Bank — bank, MI, oxfordbank.com; 1 routing number (cross-checked)
Ozark — credit union, MO; no routing number published yet
Ozark Bank — bank, MO, ozarkbank.com; 1 routing number (cross-checked)
Ozarks Federal Savings and Loan Association — bank, MO, ofsl.bank; no routing number published yet
Ozona Bank — bank, TX, ozona.bank; no routing number published yet

Routing data is sourced from commercial-safe bank profile sources and labeled bank routing sources, current in this build as of June 28, 2026. Confirm routing or SWIFT details with the financial institution before sending money.