How to Sue AT&T in Small Claims Court

To sue AT&T, file in your local small claims court for billing overcharges, unapplied promo or trade-in credits, unauthorized charges, or throttling of an unlimited plan. Serve AT&T Mobility LLC through its registered agent, CT Corporation System. AT&T's own terms let either side use small claims instead of arbitration. Most cases resolve within 30-45 days.

Step-by-Step: How to Sue AT&T

1. Document Everything - Gather receipts, emails, screenshots, and all communications with AT&T.
2. Send a Demand Letter - PettyLawsuit generates a professional demand letter citing applicable laws and sends it via USPS Certified Mail for $29.
3. Wait 30 Days - Most disputes with AT&T resolve after receiving a formal demand letter.
4. File in Small Claims Court - If AT&T doesn't respond, file at the correct courthouse. We help you find their registered agent.
5. Attend Your Hearing - Present evidence to the judge. Decisions are typically made the same day.
6. Collect Your Judgment - If you win, enforce through wage garnishment, bank levy, or property lien.

Common Reasons People Sue AT&T

• Defective products and refund refusals
• Unauthorized charges and billing disputes
• Cancelled services without proper refund
• Breach of contract or warranty
• Account suspensions without cause
• Poor customer service and unresolved complaints

Evidence to Gather for Your Case Against AT&T

• Purchase receipts and invoices
• Email correspondence with customer service
• Screenshots of online interactions or account issues
• Photos of defective products or damage
• Records of phone calls (dates, times, representatives)
• Written promises, guarantees, or warranty documents

Frequently Asked Questions