Escalate Anything

CenturyLink: billing error

Call or chat before the due date; if not fixed, send a written Notice of Claim.

ACredibility A · last verified 2026-10-12 · 100% official or government sources
What does this mean?

Grade A (high: almost everything comes from official pages read directly). 100% of 28 sources are the organization's own pages or government sites.

All CenturyLink contactsOpen in the interactive directoryJSON

Collect

Steps

  1. Contact CenturyLink customer service before the bill due date. Charges continue unless you tell CenturyLink promptly.

    PhoneCenturyLink account and tech support ("CTL Only" region on the contact page) +1-800-201-4099
  2. If not resolved, email a written Notice of Claim with account number, facts, amount and supporting documents.

    EmailCenturyLink written Notice of Claim (required before a lawsuit) legalaffairs@lumen.com
  3. File an FCC complaint with the bill and the notice.

  4. Quantum Fiber customers have 180 days from the bill date to notify customer service or send a Notice of Dispute.

    EmailQuantum Fiber customer service email (billing disputes, cancellation, equipment) fibersuccess@quantumfiber.com

More contacts for this issue

PhoneCenturyLink account and tech support ("Q Only" and "OOR Only" regions on the contact page) +1-800-244-1111
MailCenturyLink written Notice of Claim by mail Lumen Technologies, Attn - Litigation Department, 931 14th Street, Suite 900, Denver, CO 80202
PhoneQuantum Fiber (from AT&T) customer support +1-833-250-6306

Facts you can cite

Rules in force

If that fails, escalate

Go up one step at a time. Keep the reference numbers and dates from each contact.

  1. Customer service

    PhoneCenturyLink account and tech support ("CTL Only" region on the contact page) +1-800-201-4099
  2. Retention team

    EmailQuantum Fiber customer service email (billing disputes, cancellation, equipment) fibersuccess@quantumfiber.com

    CenturyLink publishes no retention number.

  3. Written complaint

    EmailCenturyLink written Notice of Claim (required before a lawsuit) legalaffairs@lumen.com

    CenturyLink requires a written Notice of Claim before any lawsuit.

  4. Federal regulator

  5. State agency

    Your state’s utility commission. Find it in the list of state agencies (also as JSON: states/<code>.json, for example states/ny.json).

  6. State agency

    Your state’s attorney general. Find it in the list of state agencies (also as JSON: states/<code>.json, for example states/ny.json).

  7. Small claims court

    The CenturyLink agreement sends disputes to court (bench trial, jury waived), not arbitration, after a 60-day resolution window. CenturyLink reimburses small claims filing fees when the terms are followed.

  8. Arbitration

    MailQuantum Fiber Notice of Dispute (AT&T legal department) Legal Department - Notice of Dispute, AT&T, 208 S. Akard, Office

    Quantum Fiber (AT&T) customers only. Send the Notice of Dispute first and allow 60 days after a complete notice.

Watch out

  • CenturyLink chat opens from a page control and has no direct URL.
  • CenturyLink stores do not accept equipment returns; returns go through UPS only.

Let your AI agent handle this

Escalate Anything is a free, open-source MCP server for Claude, Cursor, VS Code, Gemini CLI, Codex and other AI apps. Your agent gets this playbook, keeps a case log with reference numbers and follow-up dates, and drafts each message for you to approve.

1. Set it up (needs uv):

uvx escalate-anything setup

2. Ask your agent:

CenturyLink charged me [amount] on [date] for something I did not order. Use Escalate Anything to get it corrected.

Source code, other install options and the Claude Code plugin

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