Our Location

 MWSS Regulatory Office

3rd Floor, Engineering Bldg., MWSS Complex, Katipunan Road, Balara, 1105 Quezon City‎


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Our Contact Numbers 

Office of the Chief Regulator

Trunk line : 3435-8900
Direct line : 8926-9352

Customer Service Regulation Area

Trunk line : 3435-8903
Direct line : 8925-6619
Mobile line : 8664-6349 and 8664-4293

Technical Regulation Area

Trunk line : 3435-8904
Direct line : 8925-6617
Mobile line : 8664-8391

Administration and Legal Affairs

Trunk line : 3435-8898 and 3435-8899

Direct line : 3435-8902
Mobile line : 8664-9075

Financial Regulation Area

Trunk line : 3435-8901
Direct line : 3436-3226

 Lobby Guard

Direct line : 8926-9284

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http://facebook.com/MWSS.RO

Email Us 

Public Information Department – pid@ro.mwss.gov.ph

mwssregulatoryoffice@ro.mwss.gov.ph