How do you activate a postpaid plan? Postpaid Customers can visit a store location or contact us to add services to their plans. Through Data Plan Gifting, you can purchase a plan for a friend or family member with a Prepaid account. For more details, click here. Related articles How do I use data services? My data is not working How to gift a plan using My Digicel App How do you pay your postpaid bill?