Area Code 1792 – Solan, Himachal Pradesh
The phone area code for Solan, Himachal Pradesh is 1792 (international format +911792). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 1792
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Solan, Himachal Pradesh
Geographic Overview
The +91 1792 area code is a geographic National Destination Code (NDC) assigned to the Solan district in the state of Himachal Pradesh, India. This code covers the administrative headquarters of Solan town as well as the surrounding urban and semi-urban areas, including key localities such as Kandaghat, Parwanoo, and the industrial belt along the Kalka-Shimla highway. Geographically, the region lies in the foothills of the Himalayas, and the telecom infrastructure supports both PSTN and VoIP services.
Dialing Formats
For callers within India, the local dialing format requires the trunk prefix '0' followed by the area code and the subscriber number: 0-1792-XXXXXX. For example, to call a landline in Solan from another Indian city, you would dial 01792 123456. For international callers, the format is +91 1792 123456 (or 011-91-1792-123456 from the US/Canada). The subscriber number is typically 6 digits in length, making the total national significant number (NSN) 10 digits (including the leading '0' for domestic calls).
Caller Instructions
- Local callers within Solan: In many cases, local calls can be made using only the 6-digit subscriber number, but it is safer to use the full 10-digit format (including the area code) as mandated by the Telecom Regulatory Authority of India (TRAI) for all fixed-line calls.
- Domestic callers from other Indian states: Always dial the trunk prefix '0' followed by the area code and subscriber number: 01792-XXXXXX.
- International callers: Dial your country's exit code (e.g., 00 or 011), then India's country code 91, then the area code without the leading '0', and finally the subscriber number: +91 1792 XXXXXX.
Overlay and Numbering Considerations
As of the latest TRAI updates, there is no overlay code for Solan; the 1792 code remains exclusive to the district. However, with the expansion of mobile and VoIP services, some numbers may be ported or used for non-geographic services, but the code itself is strictly allocated for fixed-line services in the Solan exchange area. For accurate billing and routing, always verify the subscriber number length with your service provider, as some older lines may have fewer digits.