号码归属地及运营商查询

1、精准查询归属地、运营商 支持全国境内手机号码、固话号码查询归属地、运营商信息，准确度高。归属地已按照省份、城市区分，如是直辖市，有字段区分，方便调用后的数据加工。 2、支持携号转网信息 支持携号转网号码的识别，返回当前实际运营商信息，并有是否携转标记。 3、查询效率高 采用多级缓存技术，单个号码的响应速度平均在50ms以下（在网络环境较好的情况下测试结果）。

1. Accurate Location and Carrier Query: Supports querying the geographic location and carrier information of domestic mobile phone numbers and landline numbers across China, with high accuracy. The location data is categorized by province and city, and a dedicated field is provided to distinguish municipalities directly under the Central Government, which facilitates post-invocation data processing. 2. Support for Number Portability Information: Supports identifying numbers that have undergone number portability, returns their current actual carrier information, and includes a porting status marker. 3. High Query Efficiency: Adopts multi-level caching technology, with an average response time of less than 50ms per number (tested under favorable network conditions).

搜集汇总

背景与挑战

背景概述

该数据集提供全国手机和固话号码的精准归属地及运营商查询服务，支持直辖市区分和携号转网识别。采用多级缓存技术，平均响应时间低于50ms，查询效率高。