Amazon上可以买这个。 五月意大利刚用过。

 

https://www.amazon.com/UK-destinations-including-European-countries/dp/B0753DK9JP/ref=sr_1_12_sspa?gclid=CjwKCAjw7anqBRALEiwAgvGgm0OqEgM7rezEBC_YeKOBQ8pENDkuBuf442ySnMKhHwmZ5bZwQkz7JxoCkNwQAvD_BwE&hvadid=190482033512&hvdev=c&hvlocphy=9002229&hvnetw=g&hvpos=1t1&hvqmt=e&hvrand=11691379331510352968&hvtargid=kwd-296470076131&hydadcr=5136_9760616&keywords=three+uk+sim+card&qid=1565204321&s=gateway&sr=8-12-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEzTkI5SlVQN0hSMDlZJmVuY3J5cHRlZElkPUEwNzQzMjU1M1ZFMFI5R0xKN1Y3WiZlbmNyeXB0ZWRBZElkPUExMDI1NTY0MkFKQ0hJQVZQM0laRiZ3aWRnZXROYW1lPXNwX210ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=