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Cheap Calls from Hiroshima to Slovenia

Make affordable international calls from Hiroshima, Japan to Slovenia . Rates from $0.00/min with no app required.

Landline Rates

$0.00/min

Mobile Rates

$0.00/min

Dial Code

+SI

Calling Slovenia from Hiroshima

Hiroshima, with a population of 1.2 million, is a major city in Japan 🇯🇵 with a significant community that maintains connections to Slovenia . Whether you have family, friends, or business contacts in Slovenia, making international calls from Hiroshima doesn't have to be expensive.

Traditional phone carriers in Japan charge premium rates for international calls to Slovenia, often between $1.50 and $3.00 per minute. DialAnyone lets residents of Hiroshima call Slovenia for as little as $0.00 per minute — saving up to 90% on every call. All you need is an internet connection and a web browser.

Hiroshima's modern telecommunications infrastructure means you'll enjoy crystal-clear HD voice quality on every call to Slovenia. DialAnyone uses WebRTC technology, the same standard used by major tech companies for voice and video calls, ensuring reliable connections.

How Hiroshima Stays Connected Abroad

Hiroshima occupies an unusual position in Japan's international fabric. The city rebuilt itself into a symbol of peace advocacy, and that identity has drawn a particular kind of international engagement: researchers, peace movement workers, NGO staff and study-abroad students from across the world who come specifically because of the city's history. Hiroshima University and the regional institutions pull international students on a smaller scale than Osaka or Tokyo, but the student community is genuinely mixed, with South and Southeast Asian representation. The city's industrial base — steel, auto parts and rubber manufacturing in the eastern wards and the Hiroshima prefecture interior — also pulls in a technical workforce with Vietnamese and Chinese components. Western Japan's carrier market runs on the same national infrastructure, with Docomo particularly strong across the Chugoku region. International add-on pricing doesn't reflect the city's specific corridors; a researcher calling New York or Hanoi faces the same Japan carrier IDD menu as someone calling from Tokyo, just with fewer specialist SIM shops nearby to navigate alternatives.

Hiroshima's Global Connections

The Korean community in Hiroshima, one of the historically significant Korean populations in western Japan, traces its presence to the wartime labor mobilizations — a fact the city's own peace memorials now acknowledge. Descendants maintain family and cultural ties to the peninsula. More recently, Vietnamese technical interns and specified skilled workers have become the largest incoming migrant group in Hiroshima prefecture, concentrated in food processing and manufacturing. Chinese students and researchers, many at Hiroshima University's science and engineering faculties, form a second active community. The city's peace-focused international profile also creates a diffuse but real community of former international visitors who return to work in NGO and academic roles, broadening the calling map toward Europe and North America.

Time Difference: Hiroshima to Slovenia

Slovenia is 7 hours behind Hiroshima.

Time in Hiroshima	Time in Slovenia
8:00 AM	1:00 AM
12:00 PM	5:00 AM
5:00 PM	10:00 AM
9:00 PM	2:00 PM

To catch people during waking hours in Slovenia (9 AM to 9 PM), call between 4:00 PM and 11:00 PM Hiroshima time — that lands between 9:00 AM and 4:00 PM local time in Slovenia.

How to Call Slovenia from Hiroshima

Open DialAnyone in Your Browser

From Hiroshima, simply open dialanyone.com on your phone, tablet, or computer. No app download required.

Create a Free Account

Enter the Slovenia Number

Type the Slovenia phone number with country code +SI. DialAnyone will auto-format it for you.

Click Call

That's it! Your call connects instantly from Hiroshima to Slovenia in HD quality.

Dialing Slovenia from Hiroshima: Number Format

When calling Slovenia from Hiroshima using a traditional phone, you need the international dialing prefix followed by the Slovenia country code (+SI). The format is:

IDD + SI + local number

The international dialing prefix (IDD) from Japan is "010" (or "+" from mobile phones). A complete dialed number looks like 010 38631234567. With DialAnyone, you can skip the IDD entirely — just enter the Slovenia number in the format +38631234567 and DialAnyone handles the routing.

Hiroshima to Slovenia: Rate Comparison

Calling Method	Rate to Slovenia	Savings
Traditional Carrier	$1.50-3.00/min	0%
Calling Card	$0.10-0.50/min	50-70%
VoIP App (requires download)	$0.05-0.15/min	70-85%
DialAnyone (no app needed)	$0.00/min	Up to 90%

Why Hiroshima Residents Choose DialAnyone for Slovenia

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Call any phone number in Slovenia — landline or mobile — directly from Hiroshima

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Rates from Hiroshima to Slovenia start at just $0.00/min

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No app download required — call from any browser in Hiroshima

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Save up to 90% compared to Japan carrier international rates

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HD voice quality using WebRTC technology over Hiroshima's internet

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Credits never expire — buy once, use whenever you need to call Slovenia

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Works on any device: phone, tablet, laptop, or desktop computer

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Send SMS to Slovenia from Hiroshima at low rates too

Telecommunications in Slovenia

Slovenia boasts a well-developed telecommunications infrastructure, characterized by a competitive market and high-quality services. The major mobile network operators include Telekom Slovenije, A1 Slovenia, and Telemach, all offering extensive coverage across the country. As of 2023, Slovenia has made significant advancements in mobile technology, with 4G coverage reaching approximately 99% of the population and ongoing developments in 5G technology. The deployment of 5G networks is expanding, targeting urban areas primarily in cities like Ljubljana, Maribor, and Celje. Landline services are still prevalent, with a good number of households maintaining fixed-line connections, although mobile phone usage is predominant. Mobile phones are widely used, with around 90% of the population owning a smartphone. The integration of mobile services with high-speed internet has fostered a culture of connectivity, making it easy to stay in touch with friends, family, and business associates.

Dialing Slovenia from Abroad

To call Slovenia from abroad, you need to follow a specific dialing format. Start by dialing your country’s international access code, which varies by country (for example, 011 for the US, 00 for many European countries). Next, enter Slovenia's country code, which is +386. After this, dial the area code (without the leading zero) followed by the local number. Slovenia’s area codes vary by region, such as 1 for Ljubljana, 2 for Maribor, and 3 for Celje. If you are calling a mobile phone, simply dial the mobile number, which usually starts with a digit 6 or 7. There are no special prefixes required for mobile numbers versus landline numbers aside from the initial area code. The entire structure ensures smooth connectivity, allowing callers to reach anyone in Slovenia efficiently.

Best Times to Call Slovenia from Hiroshima

Slovenia is in the Central European Time Zone (CET), which is UTC+1, and observes Daylight Saving Time (CEST) during the summer months, moving to UTC+2. The typical workday runs from 8 AM to 4 PM, making these hours the best time to reach business contacts. However, it’s essential to consider the lunch break, which usually occurs around noon and can last until 1 PM. Evenings, particularly between 5 PM and 8 PM, are generally good for personal calls as many people are home and available. Weekends can vary; while some may be free for casual conversations, others may be occupied with family activities. Additionally, it's wise to avoid calling during national holidays, such as Independence Day (June 25) or Christmas (December 25), when many people will be unreachable.

Calling Etiquette in Slovenia

In Slovenia, phone call etiquette reflects a blend of formal and informal styles. When answering a call, people typically greet with a friendly "Dober dan" (Good day) or "Halo" (Hello). In business contexts, it is common to introduce oneself and state the purpose of the call clearly. In social situations, a casual greeting may suffice, but politeness is always appreciated. Cold calling is generally acceptable, especially in business contexts, but the approach should be respectful and concise. Slovenes tend to value punctuality and directness during conversations. When it comes to personal calls, people may prefer messaging apps like WhatsApp or Viber, especially among younger individuals. Overall, a respectful tone and clarity in communication are key to ensuring positive interactions.

Reading Slovenia Phone Numbers

Slovenian mobile numbers begin with 6 or 7 after the country code, which is a clean signal that lets you identify the line type immediately. Landlines carry area codes: 1 for Ljubljana, 2 for Maribor, 3 for Celje, and further regional codes for the rest of the country. The gap between them in daily usage is real — mobiles are where people are reachable, landlines are where businesses have a stable listed presence. One practical note: Slovenia is a small country where a significant share of the population uses Viber alongside standard calls; if you are trying to reach a personal contact who is not answering an international call from an unknown number, a Viber message often produces a faster response than repeated calling. Business lines answer reliably during hours, so the mobile-vs-landline distinction matters most for personal contacts.

Smarter International Calling in Hiroshima

Hiroshima's fiber coverage is solid in the central wards and the rebuilt residential areas north of Peace Memorial Park. The city doesn't have Tokyo's density of MVNO shops or SIM-switching culture, which means many foreign residents end up on standard postpaid plans with standard international add-on pricing — often the worst deal available for frequent callers. Vietnamese workers in the prefecture's food processing plants typically call on evenings after shifts, to mobile numbers in Hanoi or Nghe An, which are exactly the calls Japanese carrier IDD prices punish most. Data-based calling closes that cost gap without requiring a trip to an electronics retailer in Osaka to find a better SIM. The call goes over whatever connection the apartment or the factory dormitory provides.

Saving on Regular Calls to Slovenia

Ljubljana landlines and other geographic numbers typically cost less to reach than Slovenian mobiles, and since most businesses maintain fixed numbers, using those for longer conversations makes sense. Slovenia runs on CET in winter and CEST in summer, in step with Central Europe broadly. The working day starts at 8 AM and wraps by 4 PM in many offices — earlier than the Western European norm — so morning calls from North America need to be quite early to catch the business window. June 25, Independence and Unity Day, is a major national holiday; the country effectively pauses. The summer period from late July through August sees many Slovenes on holiday, particularly around the Adriatic coast, making both offices and personal contacts harder to reach consistently. September is when the pace picks back up and callbacks become more reliable.

Who Calls Slovenia from Hiroshima?

Families & Friends

People in Hiroshima staying connected with loved ones in Slovenia. Regular calls to check in, celebrate milestones, and maintain bonds across borders.

Business Professionals

Hiroshima-based businesses with clients, suppliers, or partners in Slovenia. Professional calls at a fraction of traditional international rates.

Expat Communities

Slovenia expats living in Hiroshima who need to call home regularly for family matters, legal issues, or staying in touch with their roots.

Travelers & Students

People in Hiroshima planning trips to Slovenia, or students maintaining connections while studying abroad in Japan.

Frequently Asked Questions

How do I call Slovenia from Hiroshima?▼

From a regular phone in Hiroshima, dial 010 (the Japan exit code), then SI, then the local number without its leading zero — for example 010 38631234567. With DialAnyone, just open your browser, enter the number as +38631234567, and click call — the international routing is handled automatically. Rates start at $0.00/min.

What is the cheapest way to call Slovenia from Hiroshima?▼

DialAnyone offers the cheapest calls from Hiroshima to Slovenia starting at $0.00/min. Traditional carriers from Japan typically charge $1-3/min for international calls. With DialAnyone's VoIP technology, you save up to 90% on every call. No monthly fees, no contracts — just pay-as-you-go credits.

Can I call mobile phones in Slovenia from Hiroshima?▼

Yes! DialAnyone lets you call both mobile and landline numbers in Slovenia directly from Hiroshima. Mobile rates to Slovenia start at $0.00/min and landline rates from $0.00/min. The recipient doesn't need any app — their phone rings normally.

What time should I call Slovenia from Hiroshima?▼

Slovenia is 7 hours behind Hiroshima. To reach people during waking hours there (9 AM to 9 PM), call between 4:00 PM and 11:00 PM Hiroshima time — that's 9:00 AM and 4:00 PM in Slovenia. DialAnyone works 24/7, so you can call whenever convenient.

Do I need an app to call Slovenia from Hiroshima?▼

No app needed. DialAnyone works directly in your web browser from Hiroshima or anywhere in Japan. Just go to dialanyone.com, log in, and start calling Slovenia. Works on any device — phone, tablet, or computer — as long as you have an internet connection.

Is the call quality good when calling Slovenia from Hiroshima?▼

Yes. DialAnyone uses HD VoIP technology (WebRTC) to deliver crystal-clear calls from Hiroshima to Slovenia. Hiroshima's modern internet infrastructure ensures excellent call quality. The audio quality is typically better than traditional phone calls.