Area Code 535 – Mobile Network
The phone area code for Mobile Network is 535 (international format +90535). Browse local exchange codes (NXX) and carrier assignments below.
Overview
The +90 535 prefix is a non-geographic mobile network code assigned to Türkiye's telecommunications landscape. It is operated by Turkcell, one of the country's leading mobile network operators. Unlike geographic area codes that correspond to specific provinces or cities, 535 is part of the national mobile numbering plan, enabling subscribers to use their numbers anywhere within Türkiye and abroad through international roaming.
Technical Specifications
Turkish mobile numbers, including those beginning with 535, follow the ITU-T E.164 international numbering standard. When dialed in international format, the number is expressed as +90 535 XXX XX XX, where +90 is the country calling code for Türkiye, 535 is the mobile network code, and the remaining seven digits constitute the subscriber number. The total length of a Turkish mobile number is 11 digits when the leading national trunk prefix '0' is included (0 535 XXX XX XX).
These numbers are portable, meaning subscribers can switch to another mobile operator while retaining their 535 prefix, thanks to mobile number portability regulations. Consequently, a number with the 535 prefix might not always be actively served by Turkcell, but it remains within the mobile numbering range.
Dialing Instructions
For callers within Türkiye, dialing a 535 number requires the national trunk prefix '0' followed by the 10-digit mobile number: 0 535 XXX XX XX. For international callers, the dialing sequence is: international access code (e.g., 00 from most countries, or '+' from mobile phones), followed by the country code 90, and then the mobile number without the leading '0': +90 535 XXX XX XX.
For example, a typical 535 number in international format would be +90 535 123 45 67. When sending SMS or MMS internationally, the same international format is used. It is important to note that the 535 prefix is non-geographic, so there is no regional association; the number does not indicate the subscriber's location.
Usage and Availability
Turkcell assigns 535 numbers to both prepaid and postpaid subscribers. These numbers support all standard mobile services, including voice, SMS, and high-speed data (4.5G/LTE and evolving 5G networks). The prefix is widely recognized and used across the country, serving millions of subscribers. As with other mobile codes, 535 numbers are also used for machine-to-machine (M2M) communications and IoT applications, reflecting the evolving nature of mobile numbering.