Home Smartphones Xfinity Mobile Labor Day Sale: Up to $400 off Samsung Galaxy 5G... Smartphones Xfinity Mobile Labor Day Sale: Up to $400 off Samsung Galaxy 5G Phones | Unlimited 5G on 4 Lines for $30/mo per Line By ARCOM - 1 September 2021 60 0 SHARE Facebook Twitter Go to the deal page: Xfinity Mobile Labor Day Sale: Up to $400 off Samsung Galaxy 5G Phones | Unlimited 5G on 4 Lines for $30/mo per Line