Area Code 315 – Tangshan, Hebei
The phone area code for Tangshan, Hebei is 315 (international format +86315). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 315
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Tangshan, Hebei
Geographic Overview
The area code 315 is a geographic National Destination Code (NDC) assigned to Tangshan, a major industrial city located in the eastern part of Hebei Province, China. Tangshan is situated approximately 150 kilometers northeast of Beijing and is a key economic hub in the Bohai Rim region. The code covers the entire prefecture-level city of Tangshan, including its urban districts (such as Lubei, Lunan, and Fengnan) and surrounding counties and county-level cities (such as Qian'an, Zunhua, and Luanzhou).
Dialing Formats
When calling a Tangshan landline from within China (excluding Tangshan itself), you must dial the trunk prefix 0 followed by the area code and the local subscriber number. For example, to call a number in Tangshan from Beijing, you would dial: 0 315 XXXX XXXX.
When calling from outside China, you must use the international access prefix (typically 00 or +), followed by China's country code 86, then the area code without the leading 0, and the local subscriber number. For instance, from the United States, you would dial: 011 86 315 XXXX XXXX or +86 315 XXXX XXXX.
Local calls within Tangshan are made by dialing the 7-digit or 8-digit subscriber number directly, without the area code. However, due to the expansion of telephone services, some local numbers may require 8 digits. Always verify the correct number length with your contact.
Numbering and Overlays
As of the latest ITU-T E.164 guidelines, China uses a closed numbering plan. The area code 315 is part of the national numbering plan and is not subject to overlay codes at present. The subscriber numbers for Tangshan landlines are typically 7 or 8 digits long, depending on the specific exchange and service provider. The total length of a national significant number (NSN) for a Chinese landline is 11 or 12 digits, including the area code (without the trunk prefix).
Caller Instructions
For local callers within Tangshan: simply dial the local number. For callers from other Chinese cities: dial 0 315 followed by the local number. For international callers: dial your country's exit code, then 86 315, then the local number. Remember to omit the trunk prefix 0 when dialing from abroad.
Tangshan is served by major Chinese telecom operators, including China Telecom, China Unicom, and China Mobile, all of which provide fixed-line services in the region. VoIP services are also available, but they may require a valid local number and are subject to national regulations.