You can create your own custom invoice template using Checkout Shortcode to display any field data or custom field's meta using field ID.
1) Sample Shortcode
Label Display: [wfacp_order_custom_field field_id="my-checkout-field" type='label']
Value Display: [wfacp_order_custom_field field_id="my-checkout-field" type='value']
2) Available WooCommerce Field IDs
Billing Fields
- billing_first_name
- billing_last_name
- billing_company
- billing_country
- billing_address_1
- billing_address_2
- billing_city
- billing_state
- billing_postcode
- billing_phone
- billing_email
Shipping Fields
- shipping_first_name
- shipping_last_name
- shipping_company
- shipping_country
- shipping_address_1
- shipping_address_2
- shipping_city
- shipping_state
- shipping_postcode
3) To know Field ID from the "Fields" tab
You can easily find out the field id by opening the field in the Fields tab. Follow this given below:

4) Example Invoice

This is how you can display checkout fields in invoices templates or Thank you pages using Shortcodes.