California · find a service

Pay your water bill in California

Water providers, official payment portals and billing help.

In California, 123 city governments, 1 county department and 1 special district publish 131 official links for this service, 3 of them online. Reviewed requirements cover availability notices (14), payment methods (8), eligibility (2) and appointments (1). 32 counties have a page for it below.

Before you start · 2 things to check

Match the utility name on your bill before choosing a payment link. Service areas may cover only part of a county.
Payment options and any processing charges are set by the utility. CountyWiki does not collect account details or payments.

4 guides with reviewed service links · San Bernardino

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Highlighted counties have a reviewed service guide matching this selection. An agency may serve only a city or part of a county.

California58 counties

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U.S. Census boundaries via U.S. Atlas · 2017 edition, simplified for display.

City government · San Bernardino

Barstow municipal service information and referrals

Water billing referrals

Water provider and billing information — BarstowOfficial instructions

Find Barstow information and provider instructions for this topic. Check the listed location, customer and programme limits.

Service area: Barstow municipal information/referral context; the linked provider’s actual service and eligibility limits apply Area details & sources

Source checked October 26, 2026

City of Barstow · Barstow — Utility Billing (Trash and Sewer) municipal information (opens in a new tab)

Reviewed task-specific main content under Utility Billing (Trash and Sewer) | City of Barstow; information landing only

To apply for an economically disadvantaged rate discount, the property owner must provide a utility bill (i.e. gas, water, electric) which shows the owner is currently receiving a discount under the California Alternate Rate for Energy (CARE) guidelines.

Saved evidence: 88db6f78204a7f00 · Agent source review

Full guide, contact details & sources →

City government · San Bernardino

Loma Linda municipal service information and referrals

Water billing referrals

Water provider and billing information — Loma LindaOfficial instructions

Find Loma Linda information and provider instructions for this topic. Check the listed location, customer and programme limits.

Service area: Loma Linda municipal information/referral context; the linked provider’s actual service and eligibility limits apply Area details & sources

Source checked October 26, 2026

City of Loma Linda · Loma Linda — Utility Bill Payment Options municipal information (opens in a new tab)

Reviewed task-specific main content under Utility Bill Payment Options - City of Loma Linda; information landing only

https://csd.ca.gov/waterbill

Saved evidence: bff820ab73d946c0 · Agent source review

Full guide, contact details & sources →

City government · San Bernardino

Ontario municipal service information and referrals

Water billing referrals

Water provider and billing information — Ontario (Municipal Utilities Company)Official instructions

Find Ontario information and provider instructions for this topic. Check the listed location, customer and programme limits.

Service area: Ontario municipal information/referral context; the linked provider’s actual service and eligibility limits apply Area details & sources

Source checked October 26, 2026

City of Ontario · Ontario — Municipal Utilities municipal information (opens in a new tab)

Reviewed task-specific main content under Municipal Utilities Company; information landing only

The Ontario Municipal Utilities Company (OMUC) provides safe, efficient, and economical production, transmission and distribution of the City's domestic water supply and uninterrupted wastewater collection services with an emphasis on excellent customer service, sustainability, and environmental stewardship.

Saved evidence: bbba9af15741b718 · Agent source review

Full guide, contact details & sources →

City government · San Bernardino

Upland municipal service information and referrals

Water billing referrals

Water provider and billing information — UplandOfficial instructions

Find Upland information and provider instructions for this topic. Check the listed location, customer and programme limits.

Service area: Upland municipal information/referral context; the linked provider’s actual service and eligibility limits apply Area details & sources

Source checked October 26, 2026

City of Upland · Upland — Utility Services (Water/ Sewer) municipal information (opens in a new tab)

Reviewed task-specific main content under City of Upland; information landing only

Existing auto payments for water and sewer service will not be affected by this change.

Saved evidence: e0892b3314cd39e6 · Agent source review

Full guide, contact details & sources →

Pay your water bill in California

Barstow municipal service information and referrals

Loma Linda municipal service information and referrals

Ontario municipal service information and referrals

Upland municipal service information and referrals

Pay your water bill by county