Area Code 3920 – Zlatopole
The phone area code for Zlatopole is 3920 (international format +3593920). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 3920
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Zlatopole
Geographic Overview
The +359 3920 prefix is a geographic National Destination Code (NDC) assigned to the town of Zlatopole and its immediate surrounding area within the administrative boundaries of the Dimitrovgrad Municipality, Haskovo Province, in south-central Bulgaria. This numbering area falls under the country's fixed-line PSTN network, traditionally served by copper infrastructure but increasingly supporting VoIP and fiber-based telephony as part of Bulgaria's ongoing telecom modernization.
Dialing Formats and Usage
For domestic callers within Bulgaria, the national significant number (NSN) for Zlatopole is 03920, where the leading '0' is the trunk prefix. The full national dialing sequence is 03920XXXXXX (typically 6 to 7 digits after the area code, depending on the subscriber line). International callers must replace the trunk prefix with Bulgaria's country code +359, resulting in the format +359 3920 XXXXXX. For example, a local number might be dialed as 03920 12345 domestically and +359 3920 12345 from abroad.
When dialing from a mobile phone within Bulgaria, the same national format (03920...) applies. However, if the caller is already abroad, they must use the international format (+359 3920...). It is important to note that the leading '0' is never included after the country code.
Geographic and Administrative Context
Zlatopole is a small rural locality, and its numbering area is part of the Haskovo regional numbering plan. The prefix is managed by the Bulgarian Communications Regulation Commission (CRC) and allocated to fixed-line operators. As with all Bulgarian geographic codes, the prefix is tied to a physical location, but number portability allows subscribers to retain their number even if they move to a different operator within the same geographic area. However, the tariff structure remains based on the originating zone, and calls to this prefix are typically charged as local or national fixed-line rates depending on the caller's location.
Caller Instructions
- Local callers within Zlatopole: May be able to dial the subscriber number directly without the area code, depending on the local network configuration. However, for reliability, it is recommended to always use the full national format.
- Domestic callers from other Bulgarian regions: Dial 03920 followed by the subscriber number.
- International callers: Dial the international access prefix (e.g., 00 or +) followed by 359 3920 and the subscriber number.
For businesses and residents in Zlatopole, it is advisable to publish numbers in the international format (+359 3920...) to facilitate global reach. As Bulgaria continues to integrate with the European electronic communications market, this geographic code remains a stable identifier for the region.