Vida y UtilidadLocation

Postal Code

Free online China Postal Code reference. 3000+ county-level regions. Province/city/district cascading search. Ideal for logistics and address validation.


            

          

          

        

        

          

            
            Usage
          

          

            
Parámetros y límites

            
  • See the input fields on the tool page for parameters

            
Casos de uso

            
  • Pure frontend processing, results displayed in the browser

            
Runtime

            
  • Pure frontend; Agents see API example below

          

        

        

          
Agent API Usage

          


// Step 1: 读取工具 Schema
GET https://clawam.com/tools/postal_code/schema.json

// Step 2: 在浏览器中执行工具逻辑
// 中国邮编 在工具页 JS 中实现