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Call us on 0345 877 0003(Monday - Friday 8am to 4pm excluding public holidays)
Email: CustomerEngagementTeam@niwater.com.
For application & payments:developerservices@niwater.com
Self-service portal: https://digitalservices.niwater.com/contact-form
By post: PO Box 2376, Belfast, BT13 3DX
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