Area Code 33 – Baikonur
The phone area code for Baikonur is 33 (international format +733). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 33
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Baikonur
Overview of Area Code +7 33
The telephone country code +7 is assigned to Russia and Kazakhstan under the International Telecommunication Union (ITU-T) E.164 standard. Within this framework, the area code 33 is a geographic National Destination Code (NDC) allocated to the Baikonur area. This region is unique because it is a leased territory administered by Russia but located within Kazakhstan, serving the Baikonur Cosmodrome and its associated residential and administrative zones.
Geographic Coverage and Administration
The +7 33 code covers the city of Baikonur (formerly known as Leninsk) and its immediate surroundings. This closed administrative-territorial formation is under Russian jurisdiction, with a population of approximately 70,000. The code is used for fixed-line services within the city, including government offices, residential subscribers, and facilities supporting the spaceport. Calls to +7 33 numbers are routed via Russian telecommunications infrastructure, despite the physical location in Kazakhstan.
Dialing Formats
For international callers, the format is +7 33 XXX XX XX, where the total number length after the country code is 10 digits. For example, a local number might be dialed as +7 33 123 45 67. Within Russia, callers dial 8 33 XXX XX XX (using the trunk prefix 8). In Kazakhstan, callers must also use the international format +7 33 XXX XX XX because Baikonur is not part of the Kazakh numbering plan. Local calls within Baikonur can be made using the six-digit subscriber number after the area code, but this is rarely used due to the small size of the city.
Overlay and Numbering Considerations
Currently, there is no overlay code for Baikonur; the 33 code is the sole geographic code for the city. However, due to the special status of the territory, number portability and mobile services are handled differently. Mobile subscribers in Baikonur may have numbers from other Russian mobile codes (e.g., +7 9xx), but fixed-line services are exclusively under +7 33. When calling from abroad, it is essential to use the full international format to avoid misrouting, as some carriers may confuse the code with other regions.
Practical Guidance for Callers
For foreign callers, dial the international access prefix (e.g., 00 or +) followed by 7, then 33, and the local number. For example, from the US, dial 011 7 33 123 45 67. From most European countries, dial 00 7 33 123 45 67. Ensure that you have the correct number of digits; the subscriber number is six digits, so the complete sequence after +7 33 is six digits. Avoid omitting the area code, as numbers are not valid without it. For those using VoIP or mobile roaming, the same rules apply.