type: resource · tags: 2fa, sim, phone, finance
Tello SIM and 2FA
Tello SIM & US 2FA
The setup
- Tello physical SIM (T-Mobile MVNO), $5/month, +1 503-409-2624
- Activated in Florida by Jaymond Smith; mailed to Japan
- Installed in Pixel 10 Pro (dual-SIM with the ahamo eSIM)
- Purpose: US 2FA, primarily Schwab access
2FA alternative
- Schwab supports a Symantec VIP hardware token as a long-term 2FA alternative (no US SIM dependency).
Pixel 10 Pro dual-SIM troubleshooting
- ahamo APN = spmode.ne.jp, MCC 440, MNC 10
- If 5G shows an exclamation mark → toggle Airplane mode
- Suspected cause: Tello IMS tunnel misdirecting Android's network probe