You able to temporarily suspend or park a phone number on Wing, though there are fees required to do so. 

You will not be able to temporarily suspend or park a number if:

• You are financing a device through one of Wing’s financing partners.
• There is a past due bill on your account 

Below are the requirements to temporarily suspend or park a number based on the Wing Network your line is on :

Wing's AT&T Network
It is $10 a month to temporarily suspend or park a number and 3 months must be paid in advanced, even if the parking period does not last a full 3 months. 

Wing's Verizon Network
It is $10 a month to temporarily suspend or park a number and 3 months must be paid in advanced, even if the parking period does not last a full 3 months. 

Wing's T-Mobile Network
It is $10 a month to temporarily suspend or park a number and 3 months must be paid in advanced, even if the parking period does not last a full 3 months. 

Wing's Sprint Network
It is $2 a month to temporarily suspend or park a number and 6 months must be paid in advanced, even if the parking period does not last a full 6 months.