[旅][US] SIM は H2O Pay As You Go の $10 が良い

3 in 1 のSIM が Best BuyにもAmazonにもある
$10 チャージする毎に番号の保有可能期限が3ヶ月伸びる (上限1年)

200 minutes
expiration 90 days

talk
domestic: 5c/min
international: 5c/minute if your countr is included within International Calling Countries List.

text
domestic: 5c/text
international: 10c/text

mims
rate 10c/text

data
rate: 10c/MB