piighost/us-bank-routing

US bank routing number, nine digits. Very noisy: any nine-digit run matches, an order number, a part reference, a truncated identifier. Use it only in a banking context, and expect it to take spans a narrower pattern would have claimed if it is declared first.

Label: US_BANK_ROUTING

Pattern

\b\d{9}\b

Must be caught

• Routing 021000021 for the wire. → 021000021
• ABA number 011401533 confirmed. → 011401533

Must be left alone

• 12345678
• 1234567890

Tags: us, finance, banking

Download the detector as TOML

Used by

• piighost/us-extended — The `us` group plus passport, EIN and bank routing numbers.

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