China Phone Number Checker
Verify Chinese mobile phone numbers instantly. Get detailed information about carrier, province, city, and area code for any mainland China phone number.
Don't have an API key?
Sign in to your account to create and manage your API keys.
API Integration Guide
Learn how to integrate this API into your applications with code examples and detailed documentation.
/api/check-china-phoneBase URL
https://www.apipick.comFull Endpoint
https://www.apipick.com/api/check-china-phonephone_numberChinese phone number to validate (supports 11-digit, +86, and 0086 formats)
Example: 13800138000cURL Request
curl -X POST "https://www.apipick.com/api/check-china-phone" \
-H "Content-Type: application/json" \
-H "x-api-key: YOUR_API_KEY" \
-d '{
"phone_number": "13800138000"
}'YOUR_API_KEY with your actual API keyJSON Response
{
"success": true,
"data": {
"phone": "13800138000",
"phone_type": "China Mobile",
"province": "Beijing",
"city": "Beijing",
"zip_code": "100000",
"area_code": "010"
}
}✓Best Practices
- • Always include x-api-key header
- • Always handle errors gracefully
- • Validate input data before sending
- • Use HTTPS for secure communication
- • Cache responses when appropriate
ℹResponse Headers
- • Content-Type: application/json
- • x-api-key: Required for authentication
- • Status codes: 200 (success), 400 (error), 401 (unauthorized)
- • No rate limiting applied
What You Can Verify
Carrier Information
Identify whether the number belongs to China Mobile, China Telecom, or China Unicom
Location Details
Get detailed province, city, area code and zip code information
Number Validation
Verify if the phone number format is valid and can be used in China
Perfect for These Use Cases
E-commerce Platforms
Validate customer phone numbers during registration and checkout
SMS Marketing
Clean your contact lists and ensure delivery to valid Chinese numbers
User Registration
Verify user phone numbers for account creation and verification
AI Agent Enrichment
Use as an LLM tool function to enrich Chinese contact data inside autonomous agent pipelines and CRM automation workflows
Technical Information
Supported Number Formats
- • Standard format: 13800138000 (11 digits)
- • International: +8613800138000
- • With country code: 008613800138000
- • All major carriers: Mobile, Telecom, Unicom
API Response Data
- • Carrier: Network operator identification
- • Location: Province and city details
- • Area Code: Regional telephone prefix
- • Zip Code: Postal code information
Frequently Asked Questions
Q: Which Chinese phone number formats are supported?
A: We support all standard Chinese mobile number formats including 11-digit domestic format, international format with +86, and format with 00 country code prefix.
Q: Can I verify Hong Kong or Taiwan phone numbers?
A: This tool is specifically designed for mainland China phone numbers. Hong Kong (+852) and Taiwan (+886) numbers use different formats and are not supported.
Q: Is this service free to use?
A: New accounts get 100 free credits on signup — no credit card required. Each China phone number check costs 1 credit. After that, credits are available on a pay-as-you-go basis.
Q: Can I use this API with AI agents or LLMs?
A: Yes. The endpoint accepts a simple JSON body and returns structured JSON — easy to define as an OpenAI function, Claude tool, LangChain tool, or any agent framework action. Just pass phone_number as the argument and parse the data field from the response.
Use China Phone Checker in Claude Code & AI Agents
Install the official Claude Code skill to look up Chinese phone numbers directly inside your AI coding agent — carrier, province, city and more via natural language.
Ask your AI agent naturally
Compatible platforms
Claude Code skill for APIpick China Phone Checker API
Returns carrier (China Mobile / Telecom / Unicom), province, city, postal code, and area prefix for any Chinese mobile number.