Contact information for Arvest Bank in Arkansas, Missouri, Kansas and Oklahoma. BANKING SERVICES. As we continue to serve Lowell, AR Arvest Bank Offers Home Equity Loans With Competitive Rates. Get More Info Now! Find company research, competitor information, contact details & financial data for Arvest Bank of Lowell, AR. Get the latest business insights from Dun. It also writes life, disability and long-term care insurance policies. Arvest Bank Location Details In-person and phone appointments now available at some locations. Find us on Instagram. The bank delivers its products and arvest bank lowell ar through a network of more than branch offices in Arkansas, Oklahoma and southern Missouri. The hours listed on this branch location page may change as the situation continues to evolve.