Office Mailing Address:  4th Floor, Administration Building, MWSS Complex, 489 Katipunan Avenue, Balara, Quezon City, 1105

 

Trunk Line : 8920-55-21 local Nos. 102 & 103

Direct Line : (02) 3433-39-87

E-mail: info@mwss.gov.ph

MWSS-CO Telephone Directory

Office of the Administrator

Trunkline: 8920-5521 loc 102-103
Fax Number: 8921-2887

Office of the Board of Trustees Secretariat

Direct line: 8929-5551

Operations and Support Services

Direct line: 8928-2252
Fax Number: 8928-2252

Human Resource and Organizational Development and Learning

Direct line: 8920-5422

Finance Department

Direct line: 8928-2252

Engineering and Technical Operations Group

Direct line: 8928-5691

Asset Management Department

Direct line: 3434-9219
Fax Number: 3434-9219

Water and Sewerage Department

Direct line: 8922-2969

Research and Standards Development Department

Direct line: 3434-9220

Policy Planning and Public Relations Department

Direct line: 3433-3987

Legal Department

Trunkline: 8920-5521 loc 106

Internal Audit Department

Direct line: 3434-3262

 


Filing of complaints/feedback may be filed during office hours from Monday to Friday, 7:00 am to 6:00 pm, through the following contact details:

Ms. ELENITA S. DE LEON

Customer Service Relations Specialist

POLICY, PLANNING AND PUBLIC RELATIONS DEPARTMENT (PPPRD)

Fax No. : (02) 8928-22-52

Direct Line : (02) 3433-39-87

E-mail: info@mwss.gov.ph; enny.deleon@mwss.gov.ph

 


For Customer Complaints:

Maynilad:

Hotline: 1626

Cavite Toll Free No.: 1800-1000-92837

Website:

https://www.mayniladwater.com.ph/contact-us/

Text Hotline: 0998-8641446

Email: customer.helpdesk@mayniladwater.com.ph

Social media accounts:

Twitter: @maynilad

Facebook: Maynilad Water

 

Manila Water:

Hotline: 1627

Website:

https://www.manilawater.com/customer/contact-us

Trunkline: (632) 7917 5900 (Mon-Fri, 8:00 AM-5:00 PM)

Email: info@manilawater.com

Social media accounts:

Twitter: @ManilaWaterPH

Facebook: /Manilawater

 


For Customer Relations (e.g., Concessionaire complaints)

MWSS Regulatory Office (Customer Relations Department)  Contact Nos. 3435-8903; 8925-6619

please click this URL: http://ro.mwss.gov.ph/?page_id=2673