If your number is being flagged as spam or blocked by a specific mobile carrier, use the appropriate contact method below to submit a dispute or correction.
Major carriers
-
Verizon
- Call Label: “Potential Spam”
- https://voicespamfeedback.com/vsf/
-
T-Mobile
- Call Label: “Scam Likely”
- https://callreporting.t-mobile.com/
-
AT&T
- Call Labels: “Spam Risk” or “Fraud Risk”
- https://hiyahelp.zendesk.com/hc/en-us/requests/new?ticket_form_id=824667
- Phone: 800-337-5373
- Email: dl-GFMOBusinessFra@ATT.com
- US Cellular
Other Carriers
-
Altice
- Call Labels: “Fraudulent Call” or CNAM prepend of “Spam?” or “Robo?”
- Contact: robocallmitigation@alticeusa.com
-
Big River
- Contact: 855-244-7483
- Comcast’s Xfinity Voice Service
- Call Labels: “Blocked – High Spam Risk” or CNAM prepend of “Spam?”
- Contact: www.xfinity.com/support/articles/report-call-blocking-errors or 844-963-0215
-
C Spire/TNS
- Call Label: “Potential Spam”
- Contact: askus@cspire.com and communications@tnsi.com
-
Fidelity
- Call Labels: “Fraudulent Call” or CNAM prepend of “Spam?”:
- Contact: www.fidelitycommunications.com/phone/robocallmitigation/correctionform
-
Frontier/Nomorobo
- Call Label: “Robocaller”
- Contact: nospam@ftr.com or www.nomorobo.com/contact and choose “Report a number”
-
Lumen/Nomorobo
- Call Label: “Robocaller”
- Contact: www.nomorobo.com/contact and choose “Report a number”
-
Midco
- Contact: robocalling@midco.com
-
Spectrum/TNS
- Call Label: “Spam Likely”
- Contact: https://reportspam.spectrum.com/charter/
-
Telzio
- Call Label: “Fraudulent Call”
- Contact: support@telzio.com or 888-998-9080
-
Truecaller
- Call Label: “Spam”
- Contact: support@truecaller.com
-
Windstream
- Call Label: “Fraudulent Call” or CNAM prepend of “Spam?”
- Contact: Windstream.Robocall.Mitigation@windstream.com