How do I call a mobile in Japan?

Use the same +81 country code, then the mobile prefix and subscriber number — drop any leading 0. Softtop handles the formatting automatically.

How do I call Japan from the United States?

To call Japan from the US, dial 011 + 81 (Japan country code) + the local number. Softtop VoIP delivers carrier-grade quality at competitive rates.

Does Softtop deliver caller ID to Japan?

Yes — Softtop routes calls to Japan over Tier-1 interconnects with full CLI (caller line identification) delivery and STIR/SHAKEN attestation.

All Country Codes

Asia-Pacific · Dialing code

Japan country code, +81 explained.

Q: What is the country code for Japan?

The international dialing code for Japan is +81. Dial your exit code first (011 from the US), then +81, then the local number.

Everything you need to call Japan with Softtop — full dialing format, step-by-step guide, and Tier-1 CLI routes that land every call.

Start Trial Pricing

150+Countries covered

Tier-1CLI routes

99.9%Call delivery

Best time to call Japan

9 AM – 2 PM your time

That is 1 PM – 6 PM in Japan — a 5-hour business-hours overlap.

India —Japan —+4h difference

🇯🇵

Japan

JP / Asia-Pacific

98%

LIVE

Country Info

verified

ISO Alpha-2JP

CapitalTokyo

RegionAsia-Pacific

TimezoneTokyo

Tokyo

—:

Dialing Guide

verified

Full Dial Format

Exit Code+

Country Code+81

Area CodeXXX

Local NumberXXXX

Dialing format

How Japan numbers break down

A complete number to Japan follows this pattern. Softtop adds the exit and country codes automatically when you dial from the app.

Exit code010

Dial to leave your country (010 (from Japan)).

Country code+81

Routes the call directly into Japan.

Area / mobileXXX

Regional or mobile prefix — drop the leading 0.

Local numberXXXX

The subscriber's 10-digit local number.

Complete number format

010 · +81 · XXX · XXXX

🇯🇵

Japan on the map

Tokyo · Asia-Pacific

Live

+81JP

Asia/Tokyo

Route

Tier-1 Direct

CLI

Verified

ASR

60%+ min

Step by step

How to call Japan

Click any step — watch the full dial string build piece by piece.

Dialing:

010

Exit

+81

Country

XXX

Area

XXXX

Local

Step 1 / 4

010

Dial exit code

On mobile hold 0 for + to skip the exit code entirely

+81

Add country code

Always prefix with +81 — Softtop auto-fills this for you

XXX

Area / mobile prefix

Drop the leading 0 from the area code — it's not dialled internationally

XXXX

Local number

The subscriber number — that's the full international string

Full number format

010 · +81 · XXX · XXXX

Softtop automatically adds the exit and country codes — just enter the local number.

Good to know

Calling tips & local context

Mobile vs landline

Mobile prefixes differ from landline area codes — Softtop auto-detects and routes both correctly.

Auto-routed

Time difference

Check local hours before calling — the connection card shows the current time in Tokyo, updated live.

—

Cost & quality

Softtop's Tier-1 CLI routes deliver verified caller ID at transparent per-minute rates — no surprise bills.

Tier-1 CLI

Softtop network · live

Japan — connected
across every carrier.

🇯🇵

Japan

+81

Asia-Pacific · JP

Countries in directory

Japan included

Call delivery rate

STIR/SHAKEN

Carrier interconnects

Tier-1 direct

0%+

Guaranteed ASR

Real-time routing

Country statistics

Japan at a glance

🇯🇵

Japan

JP · Asia-Pacific

Dial code

+81

Capital

Tokyo

Area

377,975 km²

Penetration

95%

Population

123.3M

People across Japan, connected through Softtop's Tier-1 CLI routes.

Softtop routes Japan

GDP

$4.2T

Mobile lines

200M

Internet users

118M

Fixed-line subscribers

61M

Landline connections in Japan

Connectivity overview

Mobile penetration95%

Internet users118M

Mobile lines200M

Fixed-line61M

Why Softtop

Built for clear international calling

Effortless to use

Dial naturally — Softtop adds exit and country codes for you and connects with verified caller ID.

Comprehensive coverage

150+ countries with Tier-1 routes, local caller ID, and full CLI delivery on every connection.

Accurate & verified

Every dialing code and format is kept current, so your call lands the first time, every time.

FAQ

Questions about calling Japan

Everything you need to know about dialing Japan and how Softtop routes calls there.

What is the country code for Japan?

−

Japan's country code is +81. To call Japan from the US or Canada, dial 011 + 81, then the local number (dropping any trunk prefix such as a leading 0). Japan uses the +81 XX XXXX XXXX number format.

How do I call Tokyo from the United States?

Dial 011 (US exit code) + 81 (Japan country code) + the Tokyo local number, dropping any leading 0. Softtop routes calls to Japan over Tier-1 carrier interconnects with full CLI (caller ID) delivery.

How do I call a mobile phone in Japan?

Mobile calls to Japan use the same +81 country code. Dial your exit code + 81 + the mobile number, dropping any leading trunk prefix. Japan has approximately 200M mobile subscriptions.

Does caller ID (CLI) work on calls to Japan?

Yes — Softtop delivers full CLI (Calling Line Identification) on calls to Japan via direct Tier-1 carrier connections. STIR/SHAKEN attestation is applied on US-originating calls, ensuring your caller ID reaches the called party authenticated.

What time zone does Japan use?

Tokyo and most of Japan operate on Asia/Tokyo. When scheduling calls to Japan contacts, Softtop's scheduling tools help you reach them during business hours — generally 9 AM–6 PM local time (Asia/Tokyo).

Can I get a local Japan virtual phone number?

Yes. Softtop provides virtual phone numbers in 150+ countries, including Japan. A local Japan number lets you appear as a local caller to Japan customers, increasing answer rates. Japan has approximately 118M internet users — a significant market for VoIP-based local presence.

Country Directory