Dayton Water Service Sign-Up Guide for New Customers, First Bill, Online Account Setup and Payment Help
New Dayton water customers should start with one simple rule: call the City before assuming online registration will open immediately. Dayton’s online portal allows current customer accounts and new online profiles, but new customers can register after receiving their first bill because the portal needs the account number and service-address ZIP code.
This guide explains how to start City of Dayton water service in 2026, who to call for normal service versus construction service, what to do after receiving the first bill, how to register online, how to pay without logging in, how transfers and final readings work, and how to avoid early payment-plan or shutoff problems.
Regular new customer
CallCall Water Revenue at 937-333-3550 to start normal residential or customer water service.
New construction
Eng.For a new water service tied to construction, call 937-333-3725 to be routed to Water Engineering.
After first bill
PortalRegister online after receiving the first bill using account number and 5-digit service-address ZIP code.
Best first step for a new Dayton water customer
Call before move-in, closing, or tenant change. Ask whether the address already has active water, whether a final reading or transfer is needed, whether the previous balance has been cleared, and whether the meter is inside the property and needs access.
How to Start City of Dayton Water Service as a New Customer
Dayton does not treat every “new service” request the same. A normal move-in, name change, or customer start is different from a brand-new construction connection. Use the correct phone path so you do not lose time.
Confirm whether you need regular service or construction service
If you are moving into an existing property or starting service at an existing address, call Water Revenue. If the property needs a new water service connection for construction, call the Water Engineering routing number.
Ask if a final reading or transfer is needed
Dayton recommends a final reading work order when someone moves in or out because it gives a clear usage point for that specific timeframe.
Give the service address and move-in date
Have the full property address, apartment/unit if any, customer name, phone number, email, move-in or closing date, and access details ready before calling.
Ask whether access to the meter is required
Some properties may need access if the meter is inside. Ask whether anyone must be present and whether any work order is needed before service can start or transfer cleanly.
Write down the confirmation
Save the call date, representative name, service start date, work order if given, and any special instructions. This helps if the first bill or service date looks wrong.
What New Customers Should Prepare Before Calling Dayton Water
Dayton’s official page gives the phone route, but customers can make the call faster by preparing the details a representative will usually need to identify the property and set the right account path.
Basic information to keep ready
Extra details for property buyers
After You Receive the First Dayton Water Bill
The online payment portal says new customers can register after receiving the first bill. That first bill gives you the account number and service-address ZIP code needed for online enrollment.
Account number
BillYour account number from the first bill is needed to enroll online.
Service ZIP code
5The portal asks for the 5-digit service address ZIP code during enrollment.
You will need an email address when creating the online username and password.
Open the first bill and find the account number
Do not guess the number. Use the exact account number from the bill to avoid linking the wrong account or failing registration.
Use the service-address ZIP code
The portal asks for the 5-digit service address ZIP code, not necessarily your mailing ZIP code if those are different.
Create username, password and email
Choose login details you can save safely. This helps with future payments, account access and payment history.
New customer portal note
If you need to pay before you are ready to enroll, the portal also offers one-time payment. You do not need to log in or enroll to make a one-time payment.
Dayton Water Online Portal: Register, Login or Pay Once
Dayton’s payment portal supports enrolled customer sign-in, sign-up and secure one-time payment. New customers should remember that online enrollment comes after the first bill, not before service is created.
| Portal option | Best for | What you need | Direct action |
|---|---|---|---|
| Sign Up Now | Current/new customers who already received the first bill. | Account number, 5-digit service ZIP code, username, password, email. | Open portal |
| Sign In | Enrolled customers managing repeat payments. | Username and password. | Sign in |
| Make One-Time Payment | Paying without login or enrollment. | Bill/account details and payment method. | Pay now |
| Phone IVR | 24/7 phone payment. | Account/payment details. | Call 937-333-3550 |
How New Customers Can Pay a Dayton Water Bill
Dayton lists several payment methods: online payment, 24/7 IVR phone payment, mail, retail cash locations, secure dropbox, and in-person payment at City Hall Treasury window.
| Payment method | Official detail | Best for | Direct action |
|---|---|---|---|
| Online | Use Pay Dayton Water / online payment system. | Fast payment and online account access after first bill. | Pay online |
| Phone IVR | Call 937-333-3550 to pay by IVR 24 hours a day, 7 days a week. | Phone payment when offices are closed. | Call IVR |
| Send remittance stub from the bottom of invoice through USPS. | Non-urgent payments with enough mailing time. | Use address and stub from invoice. | |
| Retail cash location | Participating retailers such as Family Dollar and CVS can process cash payments using the barcode on invoice, past-due or shutoff notice. | Customers paying cash. | Bring barcode and payment to participating retailer. |
| Dropbox | Secure dropbox off West Third Street in the alley between City Hall and Municipal Parking Garage. | After-hours check/money order when timing allows. | See City Hall map |
| In person | City Hall Treasury window, 101 W. Third St., 8 AM–5 PM Monday–Friday. | Customers needing receipt or direct help. | See office info |
Transfer, Stop Service and Move-Out Rules for Dayton Water
New customers often arrive because someone else is moving out. Dayton’s official guidance says a final reading work order is suggested when service transfers because it creates a point of reference for water usage during the move-in or move-out timeframe.
Transfer service
Ask for a final reading work order when someone moves in or out. The name on the account may be changed by request in person, writing or phone.
Stop service
To stop existing service, call 937-333-3550 and request a Meter Take work order. If the meter is inside, there must be access to the property.
Call before move-out or move-in
Waiting until after move day can create confusing bills, especially if the meter is inside or if access is needed for a work order.
Ask whether waste container removal is separate
Dayton says stopping water, sewer and wellfield billing through the Meter Take process is separate from contacting Public Works to schedule waste container removal and stop those charges.
Know that storm charges may continue
Dayton says storm charges continue each quarter based on impervious areas of the property, even after certain service changes.
Buying a Property in Dayton? Check the Water Bill Before Closing
Dayton says when a property changes hands, responsibility for the water/utility bill remains with the property. That makes water bill review important before closing, especially for buyers, real estate agents and title companies.
Call Customer Service before closing
Ask whether the water/utility bill is paid in full and whether any final reading, unpaid balance, assessment or account issue exists.
Ask for final reading timing
A final reading protects both buyer and seller by separating usage before and after the transfer date.
Confirm who pays old balances
Do not assume the seller’s unpaid utility balance disappears. Ask your title company and the City how any balance must be handled at closing.
Payment Plans for New Dayton Customers Who Fall Behind
If your first or early Dayton water bill is harder to pay than expected, call before the account becomes a shutoff issue. Dayton’s payment plan rules change depending on whether the account is regular, past due, shutoff notice status, or already shut off.
| Account status | Dayton payment-plan rule | Practical meaning | Direct action |
|---|---|---|---|
| Regular status before gross due date | 33% down if first payment is paid on or before gross due date. | Call early before it becomes past due. | Call Customer Service |
| Past due | 50% down if account is past due; first payment due within one week. | Waiting costs flexibility. | Call immediately |
| Shut-off notice received | 50% down after shutoff notice but before shutoff date; balance due within two weeks. | Urgent action is needed before service action. | Ask about shutoff notice |
| Water already shut off | Balance must be paid in full. | Payment plan flexibility may be gone once water is off. | Ask restore amount |
Dayton Billing Cycle: What New Customers Should Know
A new customer should understand Dayton’s billing cycle early. The City’s schedule shows net payment due on Day 16, gross payment due on Day 30, past-due notice on Day 31, shutoff notice on Day 45, and scheduled shutoff on Day 59.
Day 16
NetNet payment due.
Day 30
GrossGross payment due.
Day 59
RiskScheduled shutoff date appears in the billing cycle.
Dayton Water Customer Service, City Hall Payment Window and Emergency Contacts
Use Customer Service for start service, stop service, transfer service, payment plans, online account issues and billing questions. Use emergency dispatch for water emergencies outside normal account-service issues.
City of Dayton Water / Utility Customer Service
Start/stop/transfer and billing: 937-333-3550
Construction/new service engineering routing: 937-333-3725
Water Department hours: Monday–Friday, 7:00 AM–5:00 PM
24/7 emergency: 937-333-4900
Water Distribution Dispatch listed for curb stop help: 937-333-4905
City Hall Treasury payment window
Address: 101 W. Third St., Dayton, OH 45402
Payment window hours: 8:00 AM–5:00 PM, Monday–Friday
Dropbox: Off West Third Street in the alley between City Hall and the Municipal Parking Garage.
Use for: in-person payments, receipts and Treasury-window payment help.
Map: Dayton City Hall
Use this map for the City Hall Treasury window and downtown payment reference. For start-service questions, call first because service requests can usually be handled by phone.
Official Dayton Water Bill Resources
| Need | Official resource | Use it for | Direct action |
|---|---|---|---|
| Start, stop or transfer service | Start, Stop / Transfer Water Service | Starting regular service, construction routing, stopping service, transferring service, emergency and office-hour info. | Call 937-333-3550 |
| Pay or register online | Pay Dayton Water Portal | Sign in, sign up after first bill, or make a secure one-time payment. | Open portal |
| Billing and payment options | Water / Utility Customer Service & Billing | Payment methods, customer service phone, retail cash payment, dropbox and in-person details. | Open billing page |
| Payment plan | Water Bill Payment Plans | Regular, past due, shutoff notice and shutoff-status payment plan rules. | Call to set up plan |
| Billing cycle | Billing Cycle Schedule | Net due, gross due, past due, shutoff notice and scheduled shutoff timeline. | View schedule |
| Buying property | Buying Property | Checking property-related water/utility balance before closing. | Call before closing |
Dayton Water Bill New Customer FAQs
How do I start City of Dayton water service?
Call Water Revenue at 937-333-3550 to start regular water service. If the request is for new construction water service, call 937-333-3725 to be routed to Water Engineering.
Can I start Dayton water service fully online?
Dayton’s official start/stop/transfer page says to contact Water Customer Services by phone. The online portal is mainly for payment and account access after an account/bill exists.
When can a new Dayton water customer register online?
The Dayton online payment portal says new customers can register after receiving their first bill. You need the account number and 5-digit service address ZIP code.
What do I need to register for the Dayton water online portal?
You need your account number, 5-digit service address ZIP code, a username, a password and an email address.
Can I pay a Dayton water bill without registering?
Yes. Dayton’s payment portal offers a one-time payment option that does not require login or enrollment.
What is the Dayton water bill customer service phone number?
Call 937-333-3550 for Dayton water/utility customer service, billing, payment, start service, stop service and transfer questions.
What are Dayton Water Department hours?
The Water Department is open Monday through Friday from 7:00 AM to 5:00 PM Eastern Time, excluding weekends and observed holidays.
What is the 24-hour Dayton water emergency number?
Dayton lists emergency service 24 hours a day, 7 days a week, 365 days a year at 937-333-4900.
How do I transfer Dayton water service when moving?
Call 937-333-3550. Dayton recommends a final reading work order when someone moves in or out so water usage can be separated by timeframe.
How do I stop Dayton water service?
Call 937-333-3550 and request a Meter Take work order. If the meter is inside, there must be access to the property.
Does stopping Dayton water service stop all property charges?
Not always. Dayton says stopping water can stop water, sewer and wellfield billing if the address is verified and work order completed, but waste container removal must be handled with Public Works and storm charges may continue.
What should I check before buying property in Dayton?
Call Customer Service at 937-333-3550 before closing to confirm the water/utility bill has been paid in full because responsibility remains with the property.
Does Dayton offer water bill payment plans?
Yes. Customers may request a payment plan by calling Customer Service at 937-333-3550. Rules depend on whether the account is regular, past due, under shutoff notice or already shut off.
What is the Dayton billing cycle timeline?
Dayton’s billing cycle shows Day 1 bill sent, Day 16 net payment due, Day 30 gross payment due, Day 31 past due notice, Day 45 shutoff notice and Day 59 scheduled shutoff date.
Where can I pay a Dayton water bill in person?
Dayton lists the City Hall Treasury window at 101 W. Third St., open 8:00 AM to 5:00 PM Monday through Friday. A secure dropbox is also located off West Third Street in the alley between City Hall and the Municipal Parking Garage.