Processing electronic banking transactions, automated clearing house transfers, and direct deposits through the Bank of the Mountains requires a specific nine-digit American Bankers Association routing code. The official routing number utilized for the Bank of the Mountains, headquartered in West Liberty, Kentucky, is 042101750. This unique financial identifier ensures that electronic payments, recurring bill deductions, and interbank transfers are directed accurately through the national payment clearing infrastructure. Account holders can verify this nine-digit number by inspecting the bottom-left sequence of magnetic ink characters printed on their physical checks or by accessing official online banking documentation and customer service disclosures provided by the institution.