SMARTalk -スマホの通話料をトコトン安くする-
Rakuten Mobile, INC.
Straight Talk My Account
Straight Talk
Google Voice
Google LLC
Talkatone: Texting & Calling
Talkatone, Llc
T-Mobile
T-Mobile USA
Straight Talk Cloud
TracFone My Account
TracFone Wireless, Inc.
电话
Simple Mobile My Account
SIMPLE Mobile
TextNow: Call + Text Unlimited
TextNow, Inc.