Area Code 1783 – Theog, Himachal Pradesh
The phone area code for Theog, Himachal Pradesh is 1783 (international format +911783). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 1783
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Theog, Himachal Pradesh
Overview of Area Code +91 1783
Area code 1783 is a geographic National Destination Code (NDC) assigned to the town of Theog and its surrounding areas in the Shimla district of Himachal Pradesh, India. This code is part of the Indian numbering plan under ITU-T E.164, used for routing calls to fixed-line (PSTN) subscribers within this specific geographic region. Theog is a small town located on the National Highway 5 (old NH-22) connecting Shimla to the higher Himalayan regions, and it serves as a sub-divisional headquarters. The area code covers the town itself and nearby villages, including those in the Theog tehsil.
Dialing Formats
To call a landline in Theog from within India, you must dial the STD code 01783 followed by the subscriber number. The complete local number typically consists of the area code (without the leading 0) plus a 6-digit subscriber number, making the total national significant number (NSN) 10 digits (including the leading 0 for domestic dialing). For example, a local number might be 01783-XXXXXX.
For international callers, the format is +91 1783 XXXXXX, where +91 is India's country calling code, 1783 is the area code (without the trunk prefix 0), and XXXXXX is the 6-digit subscriber number. Always drop the leading 0 when dialing from abroad.
Geographic Coverage and Administration
The 1783 code is administered by Bharat Sanchar Nigam Limited (BSNL) and other licensed telecom operators. It covers the Theog sub-division, which includes areas such as Fagu, Kufri (partially), and several panchayats in the Shimla district. The region is known for its apple orchards and tourism, with many guesthouses and resorts. The code is strictly geographic, meaning that the number is tied to a physical location, and calls are routed via the PSTN network.
Caller Instructions
- Local callers within Theog: If you are calling from another landline in the same STD code area, you may only need to dial the 6-digit subscriber number (depending on your operator's local dialing rules). However, for clarity, always dial the full STD code.
- Domestic callers from other parts of India: Dial 01783 followed by the subscriber number.
- International callers: Dial your country's exit code (e.g., 00 or 011), then 91 1783, then the subscriber number.
As of recent years, there have been no overlay codes for this area, so 1783 remains the sole geographic code for Theog. However, mobile numbers in the region use the non-geographic mobile prefixes (e.g., 98xxxx, 94xxxx) and are not affected by this area code.