Showing 19 cities
Available Cities
19
万宁 (WanNing)
三亚 (SanYa)
三沙 (SanSha)
东方 (DongFang)
临高县 (LinGaoXian)
乐东黎族自治县 (LaoDongLiZuZiZhiXian)
五指山 (WuZhiShan)
保亭黎族苗族自治县 (BaoTingLiZuMiaoZuZiZhiXian)
儋州 (DanZhou)
定安县 (DingAnXian)
屯昌县 (TunChangXian)
文昌 (WenChang)
昌江黎族自治县 (ChangJiangLiZuZiZhiXian)
海口 (HaiKou)
澄迈县 (ChengMaiXian)
琼中黎族苗族自治县 (QiongZhongLiZuMiaoZuZiZhiXian)
琼海 (QiongHai)
白沙黎族自治县 (BaiShaLiZuZiZhiXian)
陵水黎族自治县 (LingShuiLiZuZiZhiXian)
Frequently Asked Questions
Regional Divisions & Cities
Hainan encompasses diverse geographical zones and municipal areas. This platform indexes 19 major cities in Hainan, linking each city to its postal codes, neighborhoods, and regional phone area codes.
State-Level Telecom Infrastructure
Within the Chinese landline network, each city in Hainan is assigned a unique long-distance prefix. Dialing rules and phone number lengths vary per municipality. Click a city below to view localized configuration rules.
How to look up the exact postal code for a specific district or street under Hainan?
You can select the corresponding city from the list above. On the city page, we provide a complete mapping table of districts, streets/neighborhoods, and their exact postal codes. You can also use the search bar at the top to instantly locate a street or neighborhood.