Service and billing address change
How do we change a billing or service address with the address validated and written to billing and, for voice lines, to the 911 record?
Validate the address, classify what it changes, and write it everywhere it matters. Callvu prefills the addresses on file (the billing address, the service address for each line, the address of record for notices, the 911 dispatchable location for voice and Wi-Fi calling lines), takes the new address on a secure screen from the authenticated holder, validates it against the postal reference and the serviceability data, classifies the consequences (a billing-only change, a service address move that changes the taxes and the regulatory fees and may change serviceability for home internet, a 911 location change for a voice or Wi-Fi calling line that must be confirmed by the customer), chases a confirmation where the 911 rules require it, routes a move that affects serviceability or a jurisdiction change to the account desk in the Decision Desk, writes the address to billing and the BSS, the system of record, and to the 911 database for voice lines, and sends the change notice to the prior address of record. Live at AT&T.
Live at AT&TSimpleCallvu moves: prefill, chase and verify, write back
Last updated November 7, 2026.
The problem today
The customer moved, told the carrier, and the 911 record still pointed to the old apartment when the call came.
An address change sounds like a billing detail and is three different things: where the bill goes, where the service is (which sets the taxes, the surcharges and, for home internet, whether service exists), and where emergency services will be sent for a voice line, a Wi-Fi calling line or a VoIP service. A change made to one and not the others produces a wrong tax, an uninstalled service or, in the worst case, a dispatch to the wrong place.
The CPNI rules treat the address of record as protected and require authentication and notice for its change; the 911 rules require the carrier to obtain and update the dispatchable location for fixed and nomadic services and to confirm it with the customer; the tax and regulatory fee rules follow the service address. The change is one request with a validated address and a classification of what it touches.
An address written everywhere it matters is a change that does not come back as a complaint or an emergency.
How it runs
From the requestto the system of record.
The account holder asks to change a billing or a service address, in the app, the website, the contact center, a store or through an AI assistant, or a move is detected by a service order. Callvu opens the change on the account.
- Account holder
- Authenticates, enters the new address, chooses which addresses change, confirms the 911 location where required, and receives the change notice.
- Account desk
- Decides serviceability and jurisdiction exceptions in the Decision Desk.
- Callvu
- Prefills, authenticates, validates, classifies, chases the confirmation, routes, writes to billing, the BSS and the 911 database, and notifies.
Prefill and capture
The addresses on file are prefilled by role (the billing address, the service address per line, the address of record, the 911 dispatchable location per voice or Wi-Fi calling line, the shipping address); the holder is authenticated with a secure method and enters the new address on a secure screen with the effective date and which roles it applies to (the billing only, the service address for specific lines, all); the address is validated against the postal reference with the unit and the building details the 911 rules need.
Classify the consequences
The change is classified: a billing-only change (the bill and the notices), a service address move (the tax jurisdiction and the regulatory surcharges change from the effective date; for home internet or fixed wireless, serviceability at the new address is checked and a move order or a disconnect may follow through the order process), a 911 location change for a voice, Wi-Fi calling or VoIP line (which must be confirmed by the customer and written to the 911 database), and a change to the address of record (which carries the CPNI notice).
Chase and verify the 911 confirmation and decide
Where a line's dispatchable location changes, the customer confirms the location on the secure screen in the form the 911 rules require (the street address with the unit, floor or suite), and a confirmation is chased where the customer left it; a move to an address where the service is not available, a jurisdiction change with a tax exemption on file, or a change on a flagged account goes to the account desk in the Decision Desk with the classification and only the allowed outcomes (apply, apply with the move or disconnect order, hold for the customer, or refuse with the reason).
Write back and notify
The address is written by role to billing and the BSS, the system of record (the taxes and surcharges recomputed from the effective date), to the 911 database for the voice and Wi-Fi calling lines with the confirmation retained, to the shipping and the regulatory records as applicable, and the change notice goes to the address of record as it stood before the change.
Where it ends: The new address was validated, classified for billing, taxes, serviceability and 911, confirmed where the rules require, and written to every record that carries it, with the holder notified at the prior address. The Decision Trace shows the validation, the classification and any decision; the Audit Trace shows the request, the confirmation, each write and the notice with time.
Runtime enforcement
What is enforcedwhile the work runs.
The regulations preloaded in Callvu Studio and the bank's own policies, applied as steps that run, not lines in a binder. A step that breaks a rule does not run, so a completed run was compliant.
The handoff
Between the front doorand the back office.
The front door
Any channel; the holder enters, confirms the 911 location and chooses the roles on a secure screen.
The back office
The account desk decides only serviceability and jurisdiction exceptions; the writes run by rule.
The Decision Desk
- A move to an address without service, a jurisdiction change with an exemption on file, or a change on a flagged account goes to the account desk in the Decision Desk with the classification and only apply, apply with the move or disconnect order, hold, or refuse with the reason.
Proof
Live at AT&T.Published results only.
Each result is a published claim, with its code on agents.callvu.com, where its status, source and last verified date are kept.
AT&T runs close to 100 processes on Callvu, including transfers of billing responsibility, port-outs, line separations, SIM changes, activations, payment arrangements, billing, prepaid and top-ups, collections, account takeover reports, authorized user changes, device financing agreements and business account onboarding.
TEL-02 · Self-asserted · verified 2026-11-05
At AT&T Business, Callvu worked inside the existing contact center platform with no changes to internal processes.
ATT-03 · Customer-attested · verified 2026-11-02
Callvu reads what the CRM, core or EHR already knows and prefills, so the customer only answers what is missing.
HND-03 · Self-asserted · verified 2026-11-02
Questions
What buyers ask next,answered plainly.
Does a billing address change update 911?
No, and it should not silently; the change is classified by role, and a service address move for a voice, Wi-Fi calling or VoIP line asks the customer to confirm the new dispatchable location, which is written to the 911 database.
Why does the bill change after a move?
Taxes and regulatory surcharges are sourced to the service address or the place of primary use, so a move changes them from the effective date.
Where does the change notice go?
To the address of record as it stood before the change, as the CPNI rules require, so a change made by someone else is caught.
Related processes
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