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California Water Service Company

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341 N Delaware St, San Mateo, CA 94401

(650) 343-1808

Today: 8:00 am - 4:30 pm
Tomorrow: 8:00 am - 4:30 pm
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Business Description
Founded in 1926, California Water Service Group is a water and sewage company that provides various related services. Located in San Mateo, Calif., the firm serves over 460,000 customers through more than 28 customer and operations centers across the state. The company is one of the leading subsidiaries of the California Water Service Group, which includes Washington Water Service Company, New Mexico Water Service Company, Hawaii Water Service Company and CWS Utility Services. California Water Service Group offers its vast customer base an array of water conservation programs.

Regular Hours

Extra Phones

Phone: (650) 558-7800

Payment method
all major credit cards, debit, amex, visa, check
North Central

California Water Svc Co

Water Utility Companies, Utility Companies, Water Supply Systems, Government Offices


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