The +358 country code is for Finland. If you see an incoming call starting with +358 or need to dial a Finnish number from abroad, this guide covers everything you need to know about the format, carriers, and best times to call.
Finland's telecommunications infrastructure is solid. Nokia, the Finnish company, helped build much of the global mobile network. Call quality is good domestically and internationally.
Quick answer: Dial +358 followed by the local number (drop the leading 0). Finnish mobile numbers are 10 digits total including +358. Mobile numbers start with 4 or 5. Finland uses EET/EEST time (UTC+2/+3).
How to call Finland: quick reference
The dialing format depends on where you're calling from. Finland has strong connections with Russia, Sweden, Estonia, and Germany due to geography and business ties.
| Calling from | Dialing format |
|---|---|
| Russia | 00-358-[local number] |
| Estonia | 00-358-[local number] |
| Sweden | 00-358-[local number] |
| US/Canada mobile | +358 [local number] |
| US/Canada landline | 011-358-[local number] |
| Germany | 00-358-[local number] |
Understanding Finland phone numbers
Finnish phone numbers have variable length, which can be confusing at first. The key is understanding the difference between mobile and landline formats.
Mobile numbers
Finnish mobile numbers start with 04 or 05 domestically. The full format is:
- Domestic: 04X XXX XXXX or 05X XXX XXXX (10 digits)
- International: +358 4X XXX XXXX or +358 5X XXX XXXX (drop the leading 0)
Common mobile prefixes: 040, 041, 044, 045, 046, 050.
Landline numbers
Landlines use area codes of 1-2 digits. Helsinki uses 9, other cities use 2-digit codes:
| City | Area code | Example |
|---|---|---|
| Helsinki | 9 | +358 9 XXX XXXX |
| Espoo | 9 | +358 9 XXX XXXX |
| Tampere | 3 | +358 3 XXX XXXX |
| Turku | 2 | +358 2 XXX XXXX |
| Oulu | 8 | +358 8 XXX XXXX |
| Jyväskylä | 14 | +358 14 XXX XXXX |
| Lahti | 3 | +358 3 XXX XXXX |
| Kuopio | 17 | +358 17 XXX XXXX |
Trunk prefix
Finland uses 0 as the trunk prefix for domestic calls. When calling from abroad, always drop the leading 0. A number like 09 123 4567 becomes +358 9 123 4567 internationally.
Mobile carriers in Finland
Finland has three major mobile operators with nationwide coverage. All offer 4G/5G networks.
Elisa
The largest operator with approximately 40% market share. Elisa owns the Saunalahti brand for budget plans. Coverage extends to Lapland.
DNA
Second largest carrier with around 30% market share. Known for competitive pricing and good 5G coverage in urban areas. DNA was acquired by Telenor in 2019.
Telia Finland
Third major operator (formerly Sonera and TeliaSonera). Strong in business services. Good coverage but slightly smaller than Elisa and DNA in consumer market share.
All three networks have excellent coverage in populated areas. Remote areas of Lapland may have limited coverage regardless of carrier.
Don't confuse +358 with nearby codes
Several Nordic and Baltic country codes look similar to Finland's +358:
| Code | Country | Notes |
|---|---|---|
| +358 | Finland | This article |
| +372 | Estonia | Southern neighbor across the Gulf of Finland |
| +46 | Sweden | Western neighbor, shares land border |
| +47 | Norway | Northwestern neighbor in Lapland |
| +370 | Lithuania | Baltic state |
| +371 | Latvia | Baltic state |
| +7 | Russia | Eastern neighbor, 1,340 km shared border |
The +37X codes (Estonia, Lithuania, Latvia) are the most commonly confused with Finland's +358. Double-check the third digit: Finland is +358, Estonia is +372.
Time zone considerations
Finland uses Eastern European Time (EET) in winter and Eastern European Summer Time (EEST) in summer:
| Season | Finland time | vs New York | vs London | vs Sydney |
|---|---|---|---|---|
| Winter (Nov-Mar) | UTC+2 | +7 hours | +2 hours | -9 hours |
| Summer (Mar-Oct) | UTC+3 | +7 hours | +2 hours | -7 hours |
Best times to call
For calls from North America, early morning (6-9 AM Eastern) catches Finland in the afternoon. Evening calls (6-9 PM Eastern) reach Finland around midnight, which works for urgent matters but not routine calls.
From the UK, Finland is just 2 hours ahead, making business hours overlap well.
Communication in Finland
Business hours
Standard Finnish business hours are 8 AM to 4 PM, earlier than many countries. Government offices often close at 3:15 PM. Lunch breaks are typically 30 minutes between 11 AM and noon. Avoid calling on Fridays after 2 PM as many offices close early.
Communication style
Finns are direct and value brevity. Small talk is minimal. Silence in conversation is normal and not awkward. Business calls get to the point quickly. Most Finns under 50 speak excellent English, but Swedish is the second official language in some regions.
Network quality
Mobile coverage is good across Finland. 5G is available in cities, and even remote areas of Lapland have coverage along main roads. VoIP calls work well.
The Finnish diaspora
Where Finns live abroad
An estimated 1.6 million people of Finnish descent live outside Finland. The largest communities are in Sweden (approximately 700,000 people with Finnish heritage), the United States (650,000, concentrated in Michigan and Minnesota), Canada (130,000), and Australia (30,000).
Why they call home
Migration to Sweden peaked in the 1960s-70s when workers moved for industrial jobs. Many families are now second or third generation but maintain ties to relatives in Finland. The US Finnish community dates back to late 1800s mining immigration to the Upper Midwest.
Today, Finns abroad call home for family events, holidays (especially Juhannus midsummer and Christmas), and to coordinate summer visits.
Dialing examples
Calling a Helsinki landline
Local number in Helsinki: 09 123 4567
From abroad: +358 9 123 4567 (drop the leading 0 from the area code)
Calling a Finnish mobile
Local number: 040 123 4567
From abroad: +358 40 123 4567 (drop the leading 0)
Calling a Tampere business
Local number: 03 456 7890
From abroad: +358 3 456 7890
From a US landline
If your phone doesn't support the + symbol, dial the US exit code first:
011 358 40 123 4567
Common mistakes to avoid
Keeping the trunk prefix
The most common error is leaving the 0 in place. A Finnish person might give their number as 040 123 4567, but internationally you dial +358 40 123 4567. The 0 is only for domestic calls.
Confusing mobile and landline formats
Mobile numbers (04X, 05X) have 10 digits total when dialed domestically. Landlines vary in length depending on the area code. Don't assume all Finnish numbers are the same length.
Calling during off-hours
Finnish business culture respects work-life boundaries. Calling after 4 PM for business matters may not get a response. Personal calls to elderly relatives should avoid late evening hours.
Wrong country code
+358 is Finland. +372 is Estonia. Both are across the Baltic but the codes are different. If your call connects to the wrong country, check the third digit.
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Frequently asked questions (FAQ)
What country uses +358?
Finland. Any phone number starting with +358 is Finnish.
How many digits are in a Finnish phone number?
It varies. Mobile numbers are typically 10 digits domestically (04X XXX XXXX). Landlines can be 7-10 digits depending on the area code length. When dialing internationally, add +358 and drop the leading 0.
What is Finland's trunk prefix?
0. Finns dial 0 before area codes for domestic calls. Drop this 0 when calling from abroad.
What time zone is Finland in?
EET (UTC+2) in winter, EEST (UTC+3) in summer. Finland observes daylight saving time.
Do Finns speak English?
Yes. Finland has one of the highest English proficiency rates in the world. Most people under 60 speak conversational English. Swedish is the second official language.
Is WhatsApp better than calling?
Both work well in Finland. The country has excellent mobile data coverage, so WhatsApp is reliable. Voice calls also work without issues. Choose based on preference or whether you need to reach a landline.
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