How do I keep track of my long-distance minutes/usage? Christian Updated November 08, 2016 21:12 Follow To see how much international calling credit you have left, text the word "balance" to 7850. Related articles How do I call numbers outside the USA? How to I add International Long-Distance to my plan? What happens to my long-distance minutes when my ZIP SIM plan expires? What are your rates for international long-distance? Can I add international long-distance to a Data-Only plan? Comments 0 comments Article is closed for comments.