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Support XFINITY Internet How can I find out how much data I currently use or my monthly data history?

Introduction

If you are the primary or self-managed secondary account holder, you can view your current usage and usage history by signing in to your Usage Meter Details page. You will need your Comcast ID and password.

Find this article at:

http://customer.comcast.com/help-and-support/internet/data-i-currently-use/