Consumer Guides
- Check Basic Rates Before Making International Calls | (PDF)
- Cybersecurity Tips for International Travelers | (PDF)
- International Calling Tip Sheet | (PDF)
- International Modem Dialing Scams | (PDF)
- International Roaming: Using Your Mobile Phone in Other Countries | (PDF)
- Surcharges for International Calls to Wireless Phones | (PDF)
Guides on Chinese Telecom Services
- ComNet Directed to Stop U.S. Calling Card Services on May 23, 2022 (PDF) | 繁體中文 (Traditional Chinese - PDF) | 简体中文 (Simplified Chinese - PDF)
- China Unicom to Stop U.S. Services (PDF) | 繁體中文 (Traditional Chinese - PDF) | 简体中文 (Simplified Chinese - PDF)
- China Telecom (Americas) Can No Longer Provide Mobile Service in the U.S. (PDF) | 繁體中文 (Traditional Chinese - PDF) | 简体中文 (Simplified Chinese - PDF)