What is a country calling code?

A country calling code is the numeric prefix you dial before a national phone number to route a call to a specific country. For example, +1 reaches the United States and Canada, +44 reaches the United Kingdom, and +91 reaches India. The plus sign stands in for the international access code your network uses.

How do I dial an international number correctly?

Start with your exit or access code (or the + symbol on a mobile), add the destination country code, then the area or city code without its leading zero, and finally the local subscriber number. So a London line looks like +44 20 7946 0000.

What does the plus (+) sign mean in a phone number?

The + is a universal placeholder for the international dialing prefix. Saving numbers in +country-code format means they connect from any country without editing the access code, which is why it is the recommended way to store contacts.

Why do the United States and Canada share the country code +1?

Both countries belong to the North American Numbering Plan, a shared system that also covers several Caribbean nations. They use the same +1 country code but are separated by distinct three-digit area codes.

Do I need to remove the leading zero from a phone number when calling internationally?

Usually yes. Many countries print a trunk prefix, often a 0, for domestic calls. When dialing from abroad you drop that leading zero after the country code. For example, a UK mobile written as 07700 900000 becomes +44 7700 900000.

How do I correctly format an Indonesian number in letsdial?

Indonesian numbers use a trunk prefix '0' domestically that is replaced by +62 for international dialing. Jakarta uses area code 21 (domestic 021), Surabaya uses 31, Bandung uses 22, and Medan uses 61. Mobile numbers start with 08x domestically (081, 082, 085, 087, 089), becoming +62 8x in international format. Enter in letsdial as +62 21 XXXX XXXX for Jakarta or +62 81x XXXX XXXX for mobiles.

Is WhatsApp the right platform for pre-call outreach to Indonesian contacts?

Yes — WhatsApp is the dominant messaging platform in Indonesia and is central to both personal and business communication. Most Indonesian business contacts conduct a significant portion of their daily professional communication on WhatsApp, including scheduling, document sharing, and client updates. A WhatsApp message before your letsdial call is not just recommended but essentially expected in Indonesian business culture.

What business opportunities are driving increased letsdial call volumes to Indonesia?

Indonesia is Southeast Asia's largest economy and a rapidly growing digital market, with booming e-commerce, fintech, and startup ecosystems in Jakarta. International investors, suppliers, and technology companies are increasingly engaging with Indonesian partners. letsdial's Indonesia call routes handle high call volumes to both Jakarta (21) business districts and to regional partners across the archipelago's 17,000+ islands.

Can letsdial provide a Jakarta virtual number for businesses operating in Indonesia?

Yes, letsdial offers Indonesian virtual numbers with Jakarta's 21 area code, which carries the strongest commercial recognition as the nation's capital and business hub. A local Jakarta number displayed on outbound letsdial calls significantly improves answer rates from Indonesian contacts who might otherwise screen international numbers. It also signals a committed local presence to Indonesian partners and clients.

What cultural norms should guide my letsdial calls with Indonesian business contacts?

Indonesian business culture emphasizes hierarchy, respect, and relationship-building (known as 'gotong royong' or mutual cooperation). Starting calls with polite greetings and avoiding direct confrontation is important. Business decisions often require group consensus and may move more slowly than in Western contexts. Addressing contacts by title and last name initially is respectful, and following up a letsdial call with a WhatsApp summary shows diligence and cultural awareness.

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Indonesia

+62

Country code

International prefix

Indonesia's country code +62 connects Southeast Asia's largest economy and the world's fourth-most populous nation. Jakarta is one of Asia's fastest-growing tech ecosystems, home to GoTo, Tokopedia, and Bukalapak — Indonesia's massive population represents a trillion-dollar digital opportunity.

Best hours:9 AM – 5 PM WIB

Language:Indonesian (Bahasa)

Capital:Jakarta

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🇮🇩

Indonesia

ID · Asia-Pacific

+62

dial code

Capital

Jakarta

Currency

IDR (Rp)

Language

Indonesian (Bahasa)

Population

278 million

Best calling window

9 AM – 5 PM WIB

12 AM

12 PM

11 PM

WIB / WITA / WIT · UTC+7 to UTC+9

Country

Indonesia

2 Digit ISO

Country Calling Code

+62

ISO Alpha-3

IDI

Loading map…

Jakarta

Capital

Live

Jakarta

--:--:-- --

Time Zone

WIB / WITA / WIT

Quick Facts

CurrencyIDR (Rp)

LanguageIndonesian (Bahasa)

Population278 million

GMT OffsetUTC+7 to UTC+9

Best Hours9 AM – 5 PM WIB

Step by step

How to call Indonesia from abroad

International dialing is a four-step process.
Use + on mobile to skip the exit code entirely.

Step 01

Exit code

Dial from US/Canada (or use +)

Step 02

+62

Country code

Indonesia international prefix

Step 03

Area / city code

Local routing prefix

Step 04

1234 5678

Local number

Subscriber number

dialing-example.txt

International format

00—62—21—1234 5678

Shorthand (works from any device): +62 21 1234 5678

Calling Guide

Best time to call Indonesia · WIB / WITA / WIT

View guide

Why letsdial

Benefits of calling Indonesia
with letsdial

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Get a local +62 number

A Jakarta +62 21 caller ID signals an Indonesian business presence — essential in Southeast Asia's largest economy where WhatsApp is the default communication channel.

Indonesia and 50+ countries, one plan

Call Indonesia and 50+ global markets from one letsdial subscription — no per-island fees for Java, Bali, Sumatra, or Kalimantan.

Full call analytics

Track every Indonesia call across WIB, WITA, and WIT time zones — monitor answer rates, peak hours, and team performance in one dashboard.

Works on any device

Mobile app, desktop, or IP phone — your +62 number lets your team connect with Indonesian contacts from any location in the world.

Unified Communications

One platform. Every call, message and team — connected.

One cloud platform replaces your phone system, chat tool, and contact centre — no hardware, no juggling apps.
Reach Indonesia and 50+ countries from one dashboard.

50+

Countries covered

99.9%

Uptime SLA

2 min

Setup time

Hardware needed

Voice & Video Calls

Crystal-clear HD calls to Indonesia and 50+ countries from one number.

Team Messaging

Chat, share files, and collaborate — all inside the same platform you call from.

Real-Time Analytics

Live dashboards for call volumes, answer rates, and agent performance.

Global Number Coverage

Local +62 numbers plus 50+ country codes — managed from one dashboard.

Format reference

Indonesia& neighbouring countries

Indonesian numbers under +62 use city codes — Jakarta (21), Surabaya (31), Bandung (22). Always drop the leading 0. Mobile numbers use 08x or 09x prefixes: +62 8xx xxxx xxxx.

CountryLocal formatInternational format

Indonesiacurrent1234 5678+62 21 1234 5678

Singapore6789 1234+65 6789 1234

Philippines1234 5678+63 2 1234 5678

Australia9123 4567+61 2 9123 4567

India1234 5678+91 11 1234 5678

Malaysia1234 5678+60 3 1234 5678

Good to know

Tips for calling Indonesia

4 things to check before you dial internationally

Indonesia spans three time zones — confirm the region

Indonesia covers WIB (UTC+7, Java/Sumatra), WITA (UTC+8, Bali/Sulawesi), and WIT (UTC+9, Papua). Mobiles use 08x prefixes — drop the 0: +62 8xx. Jakarta landlines: +62 21.

WhatsApp is Indonesia's default business platform

WhatsApp is the primary business communication tool across Indonesia — used for proposals, scheduling, and customer service. Indonesian professionals regularly conduct full business transactions over WhatsApp.

Show a local +62 caller ID

Indonesian contacts routinely ignore calls from unknown international numbers. A letsdial +62 21 (Jakarta) caller ID signals a local Indonesian presence and significantly improves answer rates for first-time outreach.

Confirm the time zone — Indonesia has three

Jakarta is WIB (UTC+7), Bali is WITA (UTC+8), and Jayapura is WIT (UTC+9). Most business is conducted from Java (WIB). From London (GMT), Jakarta is 7 hours ahead in winter.

Market data

Indonesia communication insights

65%

Internet penetration

77% of Indonesia's population uses the internet, with mobile broadband as the primary access method.

88%

Mobile users

96% of Indonesians use mobile phones, making it one of the world's largest mobile markets.

58%

Smartphone owners

66% of Indonesian adults own smartphones; WhatsApp is the dominant platform for business messaging.

68%

Digital businesses

72% of Indonesian businesses have adopted digital tools for communication and e-commerce.

Global directory

List of Country Codes

50+ countries listed with their international dial prefix and ISO code.

Filter by letter or search to find any country code instantly.

Indonesia calling FAQs

Frequently asked about Indonesia

Indonesia covers three time zones: Western Indonesia Time (WIB, UTC+7) for Jakarta, Sumatra, and Borneo; Central Indonesia Time (WITA, UTC+8) for Bali, Sulawesi, and Lombok; and Eastern Indonesia Time (WIT, UTC+9) for Papua and Maluku. This 2-hour spread means a Jakarta and Papua contact are in completely different time windows — always confirm your Indonesian contact's island region before scheduling a letsdial call.

Get a local Indonesia number

Get a local Indonesia number in minutes.

Build trust with Indonesia customers using a local +62 virtual phone number — from the same letsdial dashboard your whole team already uses.

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Looking up US area codes? Browse all US area codes →

Indonesia

Indonesia

How to call Indonesia from abroad

Benefits of calling Indonesiawith letsdial

Get a local +62 number

Indonesia and 50+ countries, one plan

Full call analytics

Works on any device

One platform. Every call, message and team — connected.

Indonesia& neighbouring countries

Tips for calling Indonesia

Indonesia spans three time zones — confirm the region

WhatsApp is Indonesia's default business platform

Show a local +62 caller ID

Confirm the time zone — Indonesia has three

Indonesia communication insights

List of Country Codes

Frequently asked about Indonesia

Get a local Indonesia number in minutes.

Benefits of calling Indonesia
with letsdial