Area Code 3328 – Dolnoslav
The phone area code for Dolnoslav is 3328 (international format +3593328). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 3328
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Dolnoslav
Geographic Overview
The +359 3328 prefix is a geographic National Destination Code (NDC) assigned to the town of Dolnoslav, located in the Plovdiv Province of central Bulgaria. This area is part of the Upper Thracian Plain, a region known for its agricultural output and proximity to the Rhodope Mountains. The code serves the town itself and the immediately surrounding rural localities, with the administrative and economic hub of Plovdiv situated approximately 20 kilometers to the north.
Dialing Procedures
To call a landline in Dolnoslav from within Bulgaria, subscribers must dial the trunk prefix 0, followed by the area code 3328 and the subscriber number. The complete national format is 0 3328 XXX XXX (where X represents the local digits). For example, a local number might be dialed as 03328 123456 from a Bulgarian mobile or fixed line.
International callers must replace the trunk prefix with Bulgaria's country code +359, omitting the leading zero. The international dialing format becomes +359 3328 XXX XXX. For instance, a caller from abroad would dial +359 3328 123456 to reach the same subscriber.
Numbering Plan Details
Bulgaria's numbering plan follows ITU-T E.164 recommendations. Geographic area codes, such as 3328, are assigned to specific regions and are used exclusively for fixed-line services connected to the PSTN. The total length of a national significant number (NSN) in Bulgaria is typically 9 digits, which includes the area code and the subscriber number. For Dolnoslav, the NSN is 3328 XXX XXX, providing a capacity of up to 10,000 subscriber lines within this exchange.
As of the current numbering plan, there are no overlay codes or additional area codes assigned to Dolnoslav; the 3328 prefix is the sole geographic identifier for the town. Calls between different geographic areas within Bulgaria require the full national dialing sequence, while local calls within the same area code may be made using only the subscriber number, depending on the operator's local call policy.
Caller Instructions
For local callers within Dolnoslav, it is common to dial only the subscriber number when calling within the same exchange, but for clarity and to avoid misdialing, it is recommended to use the full national format. For callers from other Bulgarian regions, always include the trunk prefix and area code. International callers should note that Bulgaria's country code is +359, and the leading zero of the area code is not used when dialing from abroad.
When receiving calls from abroad, Dolnoslav subscribers will see the incoming number displayed in international format, starting with +359 3328. This format is also used for callbacks and for storing contacts in international directories.