Members 1st Federal Credit Union operates on various hours depending on the specific branch and the services provided. Typically, most branches are open from Monday to Friday, with hours commonly ranging from 9:00 AM to 5:00 PM. Some branches may also offer Saturday hours, usually from 9:00 AM to 12:00 PM, allowing members to access services on the weekend. It is important to note that operating hours may vary by location and could be affected by holidays or events. For the most accurate and current information regarding the operating hours of a specific branch, it is advisable to refer to the official Members 1st Federal Credit Union website, where this information is updated regularly.