Area Code 426 – Joniškis
The phone area code for Joniškis is 426 (international format +370426). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 426
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Joniškis
Geographic Overview
The +370 426 area code is a geographic National Destination Code (NDC) assigned to the Joniškis district in northern Lithuania. Joniškis is a city and municipality located in the Šiauliai County, near the Latvian border. The code covers the city of Joniškis itself, as well as the surrounding rural areas and smaller townships within the district, such as Kriukai, Žagarė, and Skaistgirys. This region is part of Lithuania's fixed-line PSTN network, and the code is used for landline telephones and some fixed wireless services.
Dialing Formats
When calling a Joniškis landline from within Lithuania, subscribers must dial the national trunk prefix 0, followed by the area code 426, and then the subscriber's 5-digit local number. For example, a local call to a number would be dialed as: 0 426 X XXXX.
For international callers, the number must be dialed in full international E.164 format: the Lithuanian country code +370, followed by the area code without the leading trunk prefix, and then the local number. For instance, a call from abroad would be dialed as: +370 426 X XXXX.
Geographic Significance
Geographic area codes in Lithuania are tied to specific administrative territories, and the 426 code is exclusively associated with the Joniškis district. This means that the code provides an indication of the caller's or callee's physical location. Unlike mobile numbers, which are non-geographic, landline numbers under 426 are typically used for fixed residential and business lines. The number length for local subscribers is 5 digits, making the total international number length 9 digits (excluding the leading +).
Overlays and Numbering
Currently, there is no overlay code for the Joniškis area. The 426 code is the sole geographic code for the district. However, as with all Lithuanian fixed-line numbers, number portability is available within the country, meaning that a subscriber may retain their 426 number even if they move to a different geographic area, provided they stay with the same or another fixed-line operator. This can occasionally lead to a number no longer being strictly indicative of the subscriber's physical location.
Caller Instructions
For local callers within Joniškis, it is common to dial only the 5-digit local number when calling within the same area code, depending on the operator's settings. However, to ensure connectivity across all networks, it is recommended to always use the full national format: 0 426 X XXXX. For callers from other Lithuanian cities or from abroad, always include the appropriate trunk prefix or country code as described above. This ensures proper routing through the PSTN and VoIP networks.