The approval time for a merchant account with First National Merchant Solutions can vary based on several factors, including the completeness of the application, the type of business, and the specific requirements of the underwriting process. Generally, the approval can take anywhere from a few hours to a few days. If the application is straightforward and all necessary documentation is provided, faster approval is often possible. However, if additional information or verification is needed, this could extend the process. It is important for applicants to ensure all forms are filled out accurately and to provide any required documentation promptly. For the most up-to-date information on the application process and approval timelines, it is advisable to check the current web page associated with First National Merchant Solutions.