› Airtime Rates › Iridium GO! Postpaid Airtime Plans Iridium GO! Postpaid Airtime Plans To activate your plan and to find other plan options available, call 1-888-989-8199 or provide your information below. Select an Airtime Plan:*Help me choose a planGO! 5GO! 75GO! 150GO! UnlimitedOther - Contact Me Select QTY:Airtime Rate Details:Airtime Contract with full Terms and Conditions will be emailed upon completion and submission of the contact information form belowName* First Last Company (Optional)Email* Phone*CommentsCommentsThis field is for validation purposes and should be left unchanged.