For inquiries regarding water supply, please contact the Water Works Bureau Customer Service Center.
Water Works Bureau Customer Service Center
Telephone: 045-847-6262 Fax: 045-848-4281
※Please be careful not to make a mistake.
Here's the text.
Last Updated January 27, 2025
Please contact the Customer Service Center.
If you want to change more than one, please fill out the form (Excel) on the related website (change of billing destination) and send it by fax.
Water Works Bureau Customer Service Center
Telephone: 045-847-6262 Fax: 045-848-4281
※Please be careful not to make a mistake.
Water Works Bureau Water Supply Service Department Service Promotion Section (Telephone and fax numbers below are from Customer Service Center)
Telephone: 045-847-6262
Telephone: 045-847-6262
Fax: 045-848-4281
Page ID: 265-787-631