Who pays for any incoming SMS messages? MessageBird October 01, 2018 11:51 Updated Follow There is no cost to receive answers for you. If the end user is sending a reply to your Virtual Number, their provider will charge them their standard network rate to send an SMS. Related articles How can I receive SMS from my customers? Why can SMS recipients not respond to messages sent using an alphanumeric Sender ID? How do I manage cancellations (opt-outs) from my mobile number database? Forward SMS responses to my mobile phone Where can I view my replies?