Area Code 3933 – Stransko
The phone area code for Stransko is 3933 (international format +3593933). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 3933
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Stransko
Overview of Area Code +359 3933
Area code 3933 is a geographic National Destination Code (NDC) within the Bulgarian numbering plan, assigned to the region of Stransko (also transliterated as Strandzha or Strandja). This area is located in southeastern Bulgaria, close to the Turkish border and the Black Sea coast. The code is administered under the jurisdiction of the Communications Regulation Commission (CRC) of Bulgaria, following the ITU-T E.164 international numbering standard.
Geographic Coverage and Primary Localities
The 3933 code serves the municipality of Malko Tarnovo and the surrounding villages within the Strandzha Nature Park. Key settlements include Malko Tarnovo (the municipal center), Stoilovo, Zabernovo, and other smaller communities. The region is known for its mountainous terrain, dense forests, and historical significance. It is a sparsely populated area, with tourism and forestry as primary economic activities.
Dialing Formats and Instructions
For callers within Bulgaria, the national trunk prefix is 0, so a local call to a subscriber in Stransko requires dialing 0 3933 XXX XXX (where X represents the subscriber's local number). For example, a local call to a number in Malko Tarnovo would be dialed as 0 3933 4 5678 (note: actual subscriber numbers may vary in length).
For international callers, the Bulgarian country code is +359, and the leading trunk prefix '0' is omitted. Thus, the international format becomes +359 3933 XXX XXX. For instance, a caller from abroad would dial +359 3933 4 5678 to reach the same subscriber.
When dialing from a mobile phone within Bulgaria, the same national format applies: 0 3933 XXX XXX. However, if you are using a VoIP service or a corporate PBX, you may need to include the appropriate access code or use the international format directly.
Numbering and Overlay Considerations
Subscriber numbers in the 3933 area typically have a total length of 7 digits (including the area code), but the exact structure may vary. There are no overlay codes currently in effect for this region, meaning that the 3933 code is unique to the Stransko area. However, as Bulgaria has migrated to a closed dialing plan, all calls must include the area code even for local calls within the same geographic area.
Practical Tips for Callers
For local callers: Always use the full national format 0 3933 XXX XXX, even when calling from within the same area code. For international callers: Replace the leading '0' with the country code +359. Ensure you have the correct subscriber number, as numbers in rural areas may be shorter than in urban centers. If you experience difficulties, contact your service provider for assistance.