If an identity thief has established phone service in your name, is making unauthorized calls that seem to come from and are billed to your cellular phone, or is using your calling card and PIN, contact your service provider immediately to cancel the account and/or calling card. Open new accounts and choose new PINs.
If you're having trouble getting fraudulent phone charges removed from your account or getting an unauthorized account closed, contact the appropriate agency:
For local service, contact your state Public Utility Commission.
For cellular phones and long distance, contact the Federal Communications Commission (FCC). The FCC regulates interstate and international communications by radio, television, wire, satellite, and cable: