Originally Posted by ajGoes

Actually the activity requirement is every 120 days according to their user guide. Their system sends you a text or email after 90 days warning you the card is expiring. (Typically of Toggle, their site contradicts itself. A FAQ says "We automatically deactivate SIM cards if you do not make a call or send a text for 90 days" but their downloadable user guide says you get 120 days.)