Routing Number Lookup APIs
Lookup US bank by routing number. Get bank name, city, state, and routing details for ACH transfers, wire transfers, and direct deposit. Nine-digit ABA routing number validation API with structured JSON response.
Lookup Routing Number
Returns bank and location information for a given USA bank routing number. Supply the nine-digit ABA routing number to receive institution name, location, and related details for payment validation and form prefill.