It is important to know if you have coverage at that location in Mexico, Rachelalderson. Let me get some more details and help you with your question. What exact plan are you on? Are you planning to visit Puerto Vallarta? We do have coverage in Mexico. Keep in mind that calling, texting and data use in Mexico and Canada are included at no extra cost in these domestic plans: Start Unlimited, Play More Unlimited, Do More Unlimited, Get More Unlimited, Go Unlimited,** Beyond Unlimited,** Above Unlimited,** The new Verizon Plan shared data XL and XXL sizes. Does this help?