What is ern israel ltd? ERN Israel LTD is Israel's leading and largest Check Guarantee Company, servicing over 15,000 merchants and processing approximately ILS 5 Billion in 2017. ERN provides merchants a real-time electronic guarantee of check payments by their customers.What is the employer reference number ern? What is the Employer Reference Number (ERN)? Your company's Employer Reference Number (ERN) is a unique 12 digit number that we give to each employer. We include your ERN on all the communications we send you. Please make sure you use it every time you write or talk to us too, so we know who you are.How do i contact eastern banks customer service center? For help with your more complex banking needs, Eastern has a Customer Service Center staffed by experienced customer service professionals. You can reach Eastern Bank's Customer Service Center by calling 1-800-EASTERN (327-8376) during the following hours: Monday - Friday: 7:00AM - 8:00 PM.How do i sign in to my bcen account? Returning exam candidates and current BCEN credential holders can sign in to your BCEN Account by entering your username and password. If you forgot your login information or have never accessed your BCEN Account, follow the directions on the login page.