To check your balance simply click here.

or

- Go to Account Section

- If you are an existing  customer then login else create account with the same email ID from which you had purchased the eSim.

- On the My Account page, you will see a list of all the orders.

- Click the View Balance button against the order number to fetch the balance of your number. 

OR 

Please mail support@etravelsim.com mentioning your order number, and the support team will provide you with the required details.