Business enquiries Contact options for Uisce Éireann business customers. Home Contact Business enquiries Athraigh go Gaeilge Make an enquiry General enquiries Use this form to ask us a question about your business account or payment details. Query a local authority agreement Find out how to send us a query about your local authority agreement. Update your account details Call or email our Customer Care Team to update the details for your business account. Find your WPRN Check an Uisce Éireann bill or letter for your WPRN. If you have neither of these, ask us for help. Business IVR Guidelines View our step-by-step guide to the how the IVR call routing works for Business calls. Complaints Know how to make a business complaint to Uisce Éireann. Make a business complaint Make a business complaint - opens in a new tab Call our Business Team 0818 778 778 / International +353 1 707 2827. Lines open Mon-Fri, 9am-5:30pm. Call us now