Unsubscribing From TexTalk You can CANCEL the TexTalk Service at any time by sending STOP to 88199 which will remove all your details from the system and terminate your subscription. You will receive no further messages, nor incur any further message charges. Alternatively, you can send SUSPEND to 88199 at any time. This will mean that you do not receive further messages from the service, nor incur any additional charges. Your details and your contacts will remain on TexTalk and you can continue chatting by sending MORE when you're ready.