China Temp Number for Substack

Using a China Number for Substack Verification

Substack is a publishing platform where writers create paid newsletters and build subscriber communities. Use a temporary phone number to create or subscribe to Substack newsletters without sharing your personal number.

Get a temporary Chinese phone number (+86) for SMS verification. Receive texts online instantly — essential for WeChat, Alipay, and services requiring a China number.

When Substack requests phone verification, entering a temporary China number (+86) keeps your personal phone number completely private. Our numbers are real mobile numbers routed through carrier infrastructure in Asia, recognised by Substack the same way a domestic SIM card would be. The verification SMS arrives on our platform within seconds and is displayed in real time.

About China Phone Numbers

China operates one of the world's largest and most distinct telecommunications ecosystems, regulated by MIIT (Ministry of Industry and Information Technology). Chinese mobile numbers use the +86 country code and follow a specific national numbering structure where mobile numbers are 11 digits in national format and begin with 1 (appearing as +861 in international format). The three state-owned operators — China Mobile, China Unicom, and China Telecom — collectively serve over one billion mobile subscribers.

Chinese phone numbers (+86) are highly trusted on Chinese domestic platforms and are increasingly accepted on international services as China's digital economy engages with global markets. WeChat, Alipay, Taobao, and other major Chinese platforms require Chinese mobile numbers for full account functionality. For international users seeking access to Chinese digital services, or for Chinese users verifying accounts on global platforms, +86 numbers serve as the required credential.

Why China Numbers Work for Substack

China is located in Asia and uses the +86 country code. China operates one of the world's largest and most distinct telecommunications ecosystems, regulated by MIIT (Ministry of Industry and Information Technology). Chinese mobile numbers use the +86 country code and follow a specific national numbering structure where mobile numbers are 11 digits in nat

Tips for Using China Numbers

• Chinese mobile numbers in international format begin with +861. Common carrier prefixes include +86135 through +86139 (China Mobile), +86130 through +86132 (China Unicom), and +86133 (China Telecom). Numbers starting with +8610 or +8621 are Beijing and Shanghai fixed-line numbers respectively and will not pass mobile verification.
• WeChat registration with a Chinese temp number may trigger additional security steps, including a video or image verification step asking you to make a specific gesture. This security feature is separate from the SMS code and requires human interaction to complete.
• Many Chinese platforms send OTP codes via shortcodes rather than standard 11-digit numbers. Expect the sender name to appear as a 4-6 digit shortcode with a Chinese carrier name suffix. This is normal behavior for Chinese platform SMS and not an indication of a delivery problem.
• Some Chinese platforms enforce number registration laws requiring association with a real Chinese identity (under China's Cybersecurity Law). These platforms may ultimately require identity document upload beyond the initial SMS verification step. A temp number handles only the SMS code step.

China Phone Number Format

China's +86 country code is one of the most populous and highest-volume in the world, covering mainland China and administered by MIIT. Chinese mobile numbers are 11 digits in national format (starting with 1), while fixed-line numbers are shorter and include area codes (starting with 0). The three state-owned carriers — China Mobile, China Unicom, and China Telecom — are assigned specific mobile prefix blocks under MIIT regulations. China's Cybersecurity Law and Personal Information Protection Law (PIPL) impose strict requirements on how Chinese mobile numbers are collected and used by domestic platforms, requiring real-name registration for all mobile SIM cards. International platforms operating in China must comply with these regulations.