Area Code 523 – Taizhou, Jiangsu
The phone area code for Taizhou, Jiangsu is 523 (international format +86523). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 523
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Taizhou, Jiangsu
Geographic Coverage and Administrative Jurisdiction
The area code +86 523 is a geographic National Destination Code (NDC) assigned to Taizhou, a prefecture-level city in Jiangsu Province, China. This code covers the entire administrative region of Taizhou, including its urban districts (Hailing, Gaogang, Jiangyan) and county-level cities (Xinghua, Jingjiang, Taixing). As a geographic code, it is used for fixed-line (PSTN) services within this jurisdiction. Callers from within China must dial 0523 followed by the local 7-digit subscriber number, while international callers dial +86 523 followed by the 7-digit number.
Dialing Formats and Instructions
For local calls within Taizhou, the area code is typically omitted, and only the 7-digit subscriber number is dialed. For calls from other Chinese cities, dial 0523-XXXXXXX. For international calls to Taizhou, dial +86 523 XXXXXXX (or the appropriate international prefix from your country, e.g., 011 from the US). Note that the leading '0' in the domestic format is a trunk prefix and is not included when dialing from abroad; instead, the country code +86 is used. There is no overlay code for Taizhou, so the 0523 code is unique to this region.
Primary Cities and Economic Significance
Taizhou is an important industrial and port city in the Yangtze River Delta. Key areas served by this code include the central urban districts and the surrounding counties. The city is known for its shipbuilding, petrochemicals, and pharmaceutical industries. The area code covers a population of over 4.5 million people, making it a significant telecommunications hub in central Jiangsu.
Caller Instructions
- Local callers (within Taizhou): Dial the 7-digit local number directly.
- Domestic callers (outside Taizhou): Dial 0523 followed by the local number.
- International callers: Dial your country's exit code, then 86, then 523, then the 7-digit local number. For example, from the US, dial 011 86 523 XXXXXXX.
This code is exclusively for fixed-line services; mobile numbers in China use separate prefixes (e.g., 13x, 15x, 18x) and are not tied to geographic regions. If you receive a call from +86 523, it originates from a landline in Taizhou. For businesses, having a local presence in Taizhou often involves obtaining a 0523 number to establish trust with local customers.