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.

What is Argentina's country code and Buenos Aires area code in letsdial?

Argentina's country code is +54, and Buenos Aires uses area code 11. Córdoba uses 351, Rosario uses 341, and Mendoza uses 261. In letsdial, a Buenos Aires landline is entered as +54 11 XXXX XXXX, while a Buenos Aires mobile becomes +54 9 11 XXXX XXXX. The '9' differentiator for mobiles is one of Argentina's most distinctive dialing quirks.

Does Argentina observe daylight saving time, and how stable is ART for scheduling?

Argentina discontinued daylight saving time in 2008 and has remained on Argentina Time (ART, UTC-3) year-round since then. This makes letsdial call scheduling with Argentine contacts highly predictable — the offset never changes. ART is the same as Brazil's BRT (São Paulo) in winter, simplifying coordination within South America.

Is WhatsApp the dominant communication channel in Argentina?

Yes — Argentina has extremely high WhatsApp penetration and it is the primary channel for both personal and business messaging. Business conversations, document sharing, and even invoicing routinely happen via WhatsApp in Argentina. Before placing a letsdial call, a WhatsApp message is by far the most effective warm-up, and you should have WhatsApp available for follow-up after the call as well.

Can letsdial provide an Argentine virtual number with a Buenos Aires area code?

Yes, letsdial offers Argentine virtual numbers with the Buenos Aires (11) area code, which is essential for credibility in Argentina's primary commercial and financial market. Note that the virtual number will function as a landline-format number (+54 11), which is appropriate for business use. Inbound calls from Argentine mobile users dialing your letsdial number will connect without needing the '9' prefix on their end.

What should I know about Argentina's economic context when scheduling business calls via letsdial?

Argentina has experienced significant economic volatility, including currency controls and inflation, which directly affects business planning and contracts. Conversations through letsdial with Argentine counterparts may involve discussion of USD-denominated pricing, payment timing, and regulatory conditions — being informed and flexible on these points demonstrates cultural awareness. Business hours are typically 9 AM to 6 PM ART, Monday to Friday.

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Argentina

+54

Country code

International prefix

Argentina's country code +54 connects South America's second-largest economy — a nation of highly educated professionals and a rapidly growing tech export industry. Buenos Aires is emerging as one of LatAm's premier tech and startup hubs, powered by world-class developer talent.

Best hours:9 AM – 6 PM ART

Language:Spanish

Capital:Buenos Aires

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🇦🇷

Argentina

AR · South America

+54

dial code

Capital

Buenos Aires

Currency

ARS ($)

Language

Spanish

Population

46 million

Best calling window

9 AM – 6 PM ART

12 AM

12 PM

11 PM

Argentina Time (ART) · UTC-3

Country

Argentina

2 Digit ISO

Country Calling Code

+54

ISO Alpha-3

ARA

Loading map…

Buenos Aires

Capital

Live

Buenos Aires

--:--:-- --

Time Zone

Argentina Time (ART)

Quick Facts

CurrencyARS ($)

LanguageSpanish

Population46 million

GMT OffsetUTC-3

Best Hours9 AM – 6 PM ART

Step by step

How to call Argentina 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

+54

Country code

Argentina international prefix

Step 03

Area / city code

Local routing prefix

Step 04

1234 5678

Local number

Subscriber number

dialing-example.txt

International format

00—54—11—1234 5678

Shorthand (works from any device): +54 11 1234 5678

Calling Guide

Best time to call Argentina · Argentina Time (ART)

View guide

Why letsdial

Benefits of calling Argentina
with letsdial

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Get a local +54 number

A Buenos Aires +54 11 caller ID signals an Argentine business presence — important in a market where WhatsApp is used for virtually all professional communication.

Argentina and 50+ countries, one plan

Call Argentina and 50+ global markets from one letsdial subscription — no per-province fees for Buenos Aires, Córdoba, or Rosario.

Full call analytics

Track every Argentina call in ART (UTC-3) — monitor answer rates, peak business windows, and team performance in one real-time dashboard.

Works on any device

Mobile app, desktop, or IP phone — your +54 number lets your team contact Argentine clients and partners from anywhere 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 Argentina 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 Argentina 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 +54 numbers plus 50+ country codes — managed from one dashboard.

Format reference

Argentina& neighbouring countries

Argentine landlines are +54 + city code + local number. Mobile numbers require the prefix 9 after the country code: +54 9 11 xxxx xxxx for Buenos Aires mobiles. Domestically, mobiles use the 15 prefix after the area code.

CountryLocal formatInternational format

Argentinacurrent1234 5678+54 11 1234 5678

Brazil1234 5678+55 11 1234 5678

Mexico1234 5678+52 55 1234 5678

Spain123 456 78+34 91 123 456 78

United States555-1234+1 212 555 1234

Good to know

Tips for calling Argentina

4 things to check before you dial internationally

Argentine mobiles use 15 domestically — dial +54 9 from abroad

Argentine mobiles use a 15 prefix domestically (e.g. 11 15 xxxx xxxx in Buenos Aires) but that 15 is dropped when dialling internationally — use +54 9 11 xxxx xxxx instead. Landlines are +54 11 xxxx xxxx (no 9).

WhatsApp is Argentina's dominant business tool

WhatsApp is the standard platform for business communication across Argentina — used for proposals, scheduling, invoicing, and negotiations. A WhatsApp message before calling dramatically improves response rates.

Show a local +54 caller ID

Argentine contacts are unlikely to answer calls from unknown international numbers. A letsdial +54 11 (Buenos Aires) caller ID signals a local business presence and substantially improves your chance of being answered.

ART is UTC-3 — no daylight saving since 2008

Argentina Standard Time is UTC-3 year-round — Argentina dropped daylight saving in 2008. Business hours are typically 9 AM–6 PM ART. From London (GMT), Argentina is 3 hours behind; from New York (ET), 2 hours behind.

Market data

Argentina communication insights

87%

Internet penetration

75% of Argentina's population uses the internet, with urban connectivity significantly ahead of rural areas.

91%

Mobile users

90% of Argentinians use mobile phones, with mobile data widely accessible in major cities.

71%

Smartphone owners

68% of Argentine adults own smartphones, with WhatsApp dominant for business and personal messaging.

82%

Digital businesses

72% of Argentine businesses have adopted digital communication tools for their operations.

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.

Argentina calling FAQs

Frequently asked about Argentina

In Argentina, mobile numbers require the addition of the digit '9' after the country code when dialing internationally — so a Buenos Aires mobile written locally as 011 15-XXXX-XXXX becomes +54 9 11 XXXX XXXX in international format. Omitting the 9 will reach the landline version of the number instead. letsdial users should always include the 9 for Argentine mobile numbers to ensure calls connect to the correct device.

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Build trust with Argentina customers using a local +54 virtual phone number — from the same letsdial dashboard your whole team already uses.

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Argentina

Argentina

How to call Argentina from abroad

Benefits of calling Argentinawith letsdial

Get a local +54 number

Argentina and 50+ countries, one plan

Full call analytics

Works on any device

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

Argentina& neighbouring countries

Tips for calling Argentina

Argentine mobiles use 15 domestically — dial +54 9 from abroad

WhatsApp is Argentina's dominant business tool

Show a local +54 caller ID

ART is UTC-3 — no daylight saving since 2008

Argentina communication insights

List of Country Codes

Frequently asked about Argentina

Get a local Argentina number in minutes.

Benefits of calling Argentina
with letsdial