Fullerton Water Department, CA: Bill Pay, Phone and Address
Use official City of Fullerton Utility Services resources to pay your water, sanitation, sewer and trash bill online, by phone, by mail, in person or drop box. Find the correct phone number, City Hall address, office hours, AutoPay details, start/stop service steps, late charge information and after-hours emergency contact.
If you are searching for fullerton water department, choose the task closest to what you need. Most users want to pay online, pay by phone, visit City Hall, mail a payment, use the drop box, set up AutoPay, start or stop water service, fix a disconnected account, or report an after-hours water/sewer emergency.
Choose one option. The official action card below updates for online payment, phone payment, Utility Services support, City Hall, mail, drop box, AutoPay, start/stop service, late/shutoff help and emergency contact.
💳 Pay online — use the official Fullerton Utility Self-Service portal
Use this for: paying your City of Fullerton water, sanitation, sewer, trash or paramedic subscription bill online.
Keep ready: current account number, updated customer ID, service address and payment method.
After payment: save the confirmation number, payment date, amount and payment method.
Fullerton Water Department Quick Facts Before You Pay
The City of Fullerton Utility Services Division handles billing, collection and data management for water, sanitation, sewer, trash and paramedic subscription accounts. For normal billing questions, call Utility Services at 714-738-6890.
The Utility Services customer service counter is at 303 W. Commonwealth Ave., 1st Floor, Central Cashier, Fullerton, CA 92832. A payment drop box is located on the north side of City Hall.
What This Fullerton Water Department Guide Covers
How to Pay Fullerton Water Bill Online
The safest online route is to start from the official City of Fullerton Pay Utility Online page. After registering and linking your account, you can view account and billing information, pay bills, request start/stop services and change delivery preferences.
The City says online payments display in real time and there is no additional charge. Accepted card brands listed by the City include Discover, MasterCard and Visa.
Open the official Pay Utility Online page
Start with the official City of Fullerton Pay Utility Online page.
Log in or sign up with email
Use the Self-Service login. New users should sign up with email, verify the email and activate the account.
Link your utility account
Use your account number and updated customer ID from your bill. The City notes the old leading 0 in customer ID must be replaced with 9.
Open Utility Billing Services
After logging in, use “Utility Billing Services” to view/pay bills, request start/stop services or update account preferences.
Save payment proof
Save confirmation number, payment date, amount, account number and payment method until the account shows paid.
Fullerton Water Bill Phone Payment Number
The official Pay Utility Online page says you may pay your utility bill over the phone 24/7 using check or credit card by calling 877-768-8795.
The City says you should have your new account number and customer number available, then follow the prompts to pay by credit card or eCheck.
Before calling the phone payment line, keep this ready
- Your City of Fullerton utility account number.
- Your updated customer number or customer ID.
- Your service address.
- Your credit card or check/eCheck details.
- A place to write down the confirmation number.
Fullerton Water Department Phone Number, Address and Hours
For billing questions, start/stop service, disconnected service, service at risk for disconnection, AutoPay questions, payment posting and account help, contact Utility Services during regular business hours.
303 W. Commonwealth Ave.
1st Floor, Central Cashier
Fullerton, CA 92832
7:30 AM to 5:00 PM
7:30 AM to 4:00 PM
Closed every other Friday
Billing and Account Help
Call 714-738-6890 for utility billing, start/stop service, disconnection and account questions.
Utility ServicesAfter-Hours Emergency
Call 714-738-6897 for water, streets, traffic, sewer, storm drain or park service emergency after hours.
Emergency lineFullerton Water Bill Payment Options Compared
The City of Fullerton accepts utility payments online, by phone, by mail, in person and through City Hall drop boxes. Choose based on urgency. Online and phone are better for faster payment. Mail should be used only when you are paying early.
| Payment option | How it works | Best for | Practical warning |
|---|---|---|---|
| Online self-service | Register, link your account and pay through the official portal. | Real-time online payment and account management. | Use updated customer ID rule if old ID started with 0. |
| Phone payment | Call 877-768-8795 for 24/7 phone payment by check or credit card. | Payment without logging into portal. | Have account and customer number ready. |
| In person | Visit City Hall, 303 W. Commonwealth Ave., 1st Floor, Central Cashier. | Cashier help, disconnected service or complicated account issue. | City is closed every other Friday. |
| Mail payment stub and check in the return envelope. Make check payable to City of Fullerton. | Customers paying early by check. | Not good for urgent shutoff-risk accounts. | |
| Drop box | Use outdoor drop boxes on the north side of City Hall. | After-hours check or money order payment. | Do not use for emergency service restoration without calling. |
| AutoPay | Checking account draft on the bill due date after application and voided check setup. | Avoiding missed monthly payments. | Confirm AutoPay is active before relying on it. |
Fullerton Utility Account Setup: Account Number and Customer ID
The online self-service system requires you to link your utility account after creating your login. The City says your account number stays the same, but your customer identification number changed.
Example: if your old customer ID was previously 0123456, it now becomes 9123456. You drop the leading 0 and replace it with 9.
Before linking your Fullerton utility account, prepare this
- Your current City of Fullerton utility bill.
- Your account number.
- Your updated customer ID/customer number.
- Your email address and password for portal login.
- Payment method if you plan to pay immediately.
Fullerton Utility Bill AutoPay
The City says AutoPay is a free service that can be set up through a checking account. After enrollment, your bank account is drafted for the amount due on the bill due date.
To enroll, complete the AutoPay application and mail or bring the completed application with a voided check to City Hall.
Open AutoPay details
Start from the official Pay Utility Online page and review the AutoPay application and AutoPay FAQ links.
Complete the application
Fill in the utility account details and banking information exactly as required.
Attach voided check
The City says the completed application should be mailed or brought to City Hall with a voided check.
Confirm activation
Continue paying manually until you confirm AutoPay is active on your account.
Start or Stop Water Service in Fullerton
The online system allows customers to request start/stop services for Water, Sanitation, Trash and Sewer under Utility Billing Services after the account is linked.
Before requesting start or stop service, prepare this
- Service address in Fullerton.
- Move-in, move-out or requested service date.
- Account number if already assigned.
- Customer name and contact details.
- Forwarding address if stopping service.
- Lease, ownership or authorization documents if requested.
Create or log into self-service
Use the official Utility Self-Service portal from the City’s Pay Utility Online page.
Link your account
Use account number and updated customer ID from your utility bill.
Request start or stop service
Open Utility Billing Services and choose the appropriate start/stop request.
Call if service is urgent
For move-in timing, disconnected service or same-day concerns, call 714-738-6890.
Fullerton Utility Late Charge, Shutoff and Reconnection Fees
The official Utility Services page lists public works water utility fees effective July 1, 2025. It lists late charge as $21.00 or 10%, whichever is greater.
The same fee table lists special posting/shutoff charge, reconnection charge, day-of-request reconnection charge and outside-regular-business-hours reconnection charge.
$21.00 or 10%, whichever is greater
$83.00
$73.00
$98.00
$432.00
$25.00
After-Hours Water, Sewer, Storm Drain or Street Emergency in Fullerton
The official Utility Services page lists the after-hours emergency contact for water, streets, traffic, sewer, storm drain or park service as 714-738-6897.
For emergencies requiring Police, Fire or Paramedic assistance, call 9-1-1.
Water, sewer, storm drain, street, traffic or park service emergency after regular hours.
Call 9-1-1
Official Fullerton Water Department Links and Resources
Use these official City of Fullerton resources first. They help avoid wrong phone numbers, third-party bill payment sites, old payment links and confusion with nearby utilities.
💳 Pay Utility Online
Official payment guide for online, phone, AutoPay, mail and in-person payment.
Open Pay Utility Online🏢 Utility Services
Main Utility Services page with billing phone, address, mailing address, hours, fees and emergency phone.
Open Utility Services🧾 Billing Information
Official guide for online self-service setup, account linking, phone payment and customer ID details.
Open Billing Information🏠 Utilities for Residents
Resident utility page with Utility Services Division address, phone and drop box note.
Open Resident Utilities📍 City Hall Location
Official City Hall location page showing Fullerton City Hall address and phone.
Open Locations🚨 After-Hours Utility Emergency
Call for after-hours water, streets, traffic, sewer, storm drain or park service emergency.
Call 714-738-6897Fullerton Utility Services / City Hall Map
The Utility Services customer counter is at 303 W. Commonwealth Ave., 1st Floor, Central Cashier, Fullerton, CA 92832. The payment drop box is located on the north side of City Hall.
City of Fullerton City Hall / Utility Services
Use this map for in-person payment, Central Cashier, Utility Services and the City Hall drop box location.
Fullerton Water Department Phone Number, Address, Hours and Help Table
Use this quick table when you need to pay, call, visit, mail a payment, use AutoPay, solve a shutoff issue or report an after-hours emergency.
| Need | Official detail | Best action |
|---|---|---|
| Online bill pay | Pay Utility Online | Use for online payment and self-service account access. |
| Phone payment | 877-768-8795 | Use for 24/7 check or credit card payment. |
| Utility Services support | 714-738-6890 | Use for billing, start/stop service, disconnection and account questions. |
| Customer Service address | 303 W. Commonwealth Ave., 1st Floor, Central Cashier, Fullerton, CA 92832 | Visit for in-person payment and account help. |
| Office hours | Mon–Thu 7:30 AM–5:00 PM; every other Friday 7:30 AM–4:00 PM | Check Friday closure schedule before visiting. |
| Mail payment | City of Fullerton, PO Box 45850, San Francisco, CA 94145-0850 | Use when paying early by check. |
| After-hours emergency | 714-738-6897 | Use for water, sewer, storm drain, street, traffic or park emergency. |
FAQs About Fullerton Water Department Bill Pay
How do I pay my Fullerton water bill online?
Use the official City of Fullerton Pay Utility Online page and Utility Self-Service portal. After account linking, you can view and pay bills online.
What is the Fullerton water bill phone payment number?
The official phone payment number is 877-768-8795. The City says this 24/7 phone payment option accepts check or credit card.
What is the Fullerton Utility Services phone number?
For billing and account questions, call Utility Services at 714-738-6890.
Where is Fullerton Utility Services located?
Utility Services is at 303 W. Commonwealth Ave., 1st Floor, Central Cashier, Fullerton, CA 92832.
What are Fullerton Utility Services office hours?
Utility Services hours are Monday through Thursday, 7:30 AM to 5:00 PM, and every other Friday, 7:30 AM to 4:00 PM. The office is closed every other Friday.
Where is the Fullerton water bill payment drop box?
The City says the payment drop box is located on the north side of City Hall.
Where do I mail a Fullerton utility payment?
Mail utility billing payments to City of Fullerton, PO Box 45850, San Francisco, CA 94145-0850.
Does Fullerton have AutoPay for utility bills?
Yes. The City says AutoPay can be set up through a checking account by completing the AutoPay application and submitting it with a voided check.
What is the Fullerton after-hours emergency phone number?
For after-hours water, streets, traffic, sewer, storm drain or park service emergency, call 714-738-6897. For Police, Fire or Paramedic emergencies, call 9-1-1.
What is the Fullerton utility bill late charge?
The official fee table lists the late charge as $21.00 or 10%, whichever is greater.
Best Way to Pay Fullerton Water Department Bill in 2026
The best path is simple: use the official City of Fullerton Pay Utility Online page for online payment, call 877-768-8795 for 24/7 phone payment, and call Utility Services at 714-738-6890 for billing, start/stop service, disconnection or account questions.
For the focus keyword fullerton water department, this guide covers the full user intent: bill pay, online payment, phone number, City Hall address, hours, mail payment, drop box, AutoPay, customer ID change, start/stop service, late fee, reconnection, after-hours emergency, official links, map and FAQs.
Important Notice: This article is an independent informational guide and is not the City of Fullerton, Fullerton Utility Services, a water department office or an official payment processor. Payment links, phone numbers, hours, mailing addresses, fees and service rules can change. Always verify urgent or official matters directly with the City of Fullerton before acting.
Pay Your Water Bill Safely, Fix High Bills, Avoid Shutoff, Start Service and Find Official Utility Links
Use this free USA water bill assistant before paying online, calling utility billing, setting up AutoPay, checking a high bill, requesting leak help, starting or stopping service, handling a past due account, or searching for the official city utility portal.
What water bill problem do you need to solve?
Choose your situation. The tool will suggest the safest route, what to prepare, and which official page or office to check first.
Open the official city, county, water authority or utility website first. Do not enter account details into a random sponsored payment page.
If the bill is unusually high, compare usage, billing days, meter read type, toilet leaks, irrigation, late fees and leak adjustment rules before paying blindly.
Safe Water Bill Payment Route
Choose how you want to pay. This helps users avoid wrong portals, posting delays and urgent shutoff mistakes.
AutoPay / Bank Draft Setup Helper
Use this before enrolling in recurring payments so the first draft, current balance and payment date do not surprise you.
High Water Bill Review
Compare your normal bill and usage with the current bill. This gives a practical path before requesting a high bill review.
Leak Adjustment Proof Checklist
Use this before asking for a leak adjustment, high bill review, sewer adjustment or payment plan.
Past Due, Shutoff Notice and Reconnect Helper
Use this if your bill is late, you received a shutoff notice, service is off, or you need a payment plan.
Start, Stop or Transfer Water Service
Use this before moving, closing an account, starting service, transferring service or requesting a final bill.
Water Bill Cost Estimate
Estimate a simple monthly bill from base charge, water usage, sewer, stormwater, trash, service fees and late charges. Official tiered rates may be different.
Bill Dispute and Meter Reading Checklist
Use this before calling billing support about a meter reading, duplicate payment, wrong address, missing payment, estimated bill, or incorrect charge.
Official Water Bill Portal and Phone Finder
Enter city/utility and state to create safe searches for official water bill pay, phone payment, guest pay, AutoPay, start service, leak adjustment, reconnect, assistance and this site’s guide.
Official portal safety
- Use official city, county, authority or utility websites first.
- Check service address before paying.
- Save confirmation number and screenshot.
- Call the utility for shutoff or reconnect situations.
Best sitewide placement
Place this tool after the first payment section or before FAQs. It turns every water bill article into a practical help page, not only a list of links.
Important note
This tool gives educational guidance only. Always confirm payment portals, fees, shutoff rules, assistance programs, account balance and reconnection steps with the official utility.