Country Dialing Guide

Ireland country code +353 — call Ireland & get a number.

With millions of Irish family and customers spread across the US and UK, +353 is one of the world's most-dialed homeward codes. Get the format exactly right from America, Britain and Europe, find every area code and 08x mobile prefix, check live time and weather — and see how a business plants its own Irish virtual number with MCM.

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🇮🇪 Ireland · LiveEurope/Dublin
--:--:--
Dublin
Cork
Limerick
+353
Country code
00
Exit code
5.45 m
People
5.45 m
Population
~5.5 million+ (mobile subscriptions)
Active SIMs
3
Mobile operators
+353
Country code
01At a glance

Ireland at a glance

The numbers and facts you need before you dial.

Country name
Ireland (Éire) / Republic of Ireland
Country code
+353
ISO codes
IE / IRL / 372
Exit code (from Ireland)
00
Trunk prefix (within)
0 (drop when dialing internationally)
Capital
Dublin
Largest city
Dublin
Population
~5.45 million (April 2025, CSO)
Currency
Euro (EUR, €)
Time zone
GMT (UTC+0) / IST (UTC+1) in summer
Regulator
ComReg (Commission for Communications Regulation)
Active SIMs
~5.5 million+ (mobile subscriptions)
02The basics

What is the country code for Ireland?

+353 is the code that carries you to the Republic of Ireland — and, for a diaspora scattered across Boston, London and beyond, the one most often dialed to call home. From abroad it's your exit code, then 353, then the national number with its leading trunk 0 lifted off. Inside the country that 0 stays put — Dubliners dial 01, the rest of Ireland its own 0-prefixed code.

In international (E.164) form an Irish number is +353 1 XXX XXXX for Dublin or +353 87 XXX XXXX for a mobile — the domestic trunk 0 always dropped once +353 is in front.

+35300353011 35300 353

All four mean the same thing — they connect your call to Ireland.

03Dialing format

How to call Ireland from anywhere

Three moves, in order — strip the Irish number's leading 0, put 353 in front, then lead with your own country's exit code. Do that from Chicago or Manchester and Dublin rings clean.

COUNTRY
+353
·
AREA
01
·
SUBSCRIBER
XXX XXXX

Full example: +353 01 XXX XXXX — drop the local leading 0 when calling from abroad.

United States & Canada
exit 011
011 + 353 + area code + number
011 353 01 XXXXXXX
United Kingdom
exit 00
00 + 353 + area code + number
00 353 01 XXXXXXX
Europe
exit 00
00 + 353 + area code + number
00 353 01 XXXXXXX
Australia
exit 0011
0011 + 353 + area code + number
0011 353 01 XXXXXXX
04Number format

Ireland phone number format explained

Irish numbers don't all run to the same length — domestically the trunk 0 plus area code plus subscriber usually totals 9 to 10 digits. The area code itself flexes from one digit to three: Dublin is the short 01, while the rest of the country sits across 02x/04x/05x/06x/07x/09x.

Landline

0 + area code + number, e.g. 01 XXX XXXX in Dublin → +353 1 XXX XXXX abroad.

Mobile

08x XXX XXXX, e.g. 087 XXX XXXX → +353 87 XXX XXXX internationally. The mobile prefixes are 083, 085, 086, 087 and 089. Ireland has had full number portability since 2003, so the prefix no longer reliably tells you the network — handy to know when a relative swaps SIMs but keeps the number.

05Area codes

Ireland area codes — major cities

Drop the local leading 0 when calling from abroad.

// Full directory10 entries
CityRegionArea code
DublinLeinster01
CorkMunster021
LimerickMunster061
GalwayConnacht091
WaterfordMunster051
KilkennyLeinster056
SligoConnacht071
WexfordLeinster053
DundalkLeinster042
Killarney / TraleeMunster (Kerry)064066
06Mobile networks

Ireland mobile network prefixes

The prefix after +353 tells you which network issued the SIM — though number portability means it no longer guarantees the operator.

VI

Vodafone Ireland

+353 primarily the 087 range.

TI

Three Ireland (Hutchison)

+353 primarily 083, 085, 086 and 089.

E

eir (formerly Meteor)

+353 primarily 085 and 086.

07Time zone

Ireland time zone

Ireland keeps Greenwich Mean Time (GMT, UTC+0) through winter and shifts to Irish Standard Time (IST, UTC+1) for summer, with the clocks turning on the last Sunday of March and the last Sunday of October — exactly in step with Britain, so Dublin and London stay locked to the same hour all year. For the US diaspora that's the figure to watch: Ireland sits five hours ahead of New York in winter.

London
12:00 (same)
New York
07:00
Los Angeles
04:00
Berlin / Paris
13:00
Sydney
23:00
Best call windows

13:00–17:00 Dublin catches the US East Coast as its morning gets going — the prime slot for ringing family in Boston or New York; earlier in the day overlaps with mainland Europe and the close of the Asian working day.

Open the interactive best-time-to-call planner
09Avoid these

Common mistakes when calling Ireland

Almost every failed international call is a formatting issue, not a network issue.

Treating the whole island as one country code

it isn't. The Republic of Ireland is +353, but Northern Ireland (Belfast, Derry) is part of the UK on +44. A Belfast number dialed as +353 will fail; check which Ireland you mean before you press call.

Leaving the trunk 0 on after +353

drop it. It's +353 1… for Dublin, not +353 01…; the 0 is for dialing inside the Republic only.

Reading the carrier off a mobile prefix

full portability since 2003 means 087 or 086 no longer pins down Vodafone, Three or eir.

Trying a 7-digit shortcut to Dublin from abroad

always keep the area code, so it's +353 1 then the subscriber number.

Dialing 911 in an emergency

that's the US number; in Ireland use 112 or 999.

10Save money

Tips to reduce the cost of calling Ireland

Route Irish calls over VoIP or a virtual +353 number rather than paying carrier international rates from the US or UK.

If you're dialing from inside the EU, lean on free roaming and intra-EU call caps before reaching for an add-on.

Keep family catch-ups on Wi-Fi calling or apps and save PSTN minutes for the calls that need them.

For business, host an Irish DID so customers reach you at a local rate instead of an overseas tariff.

11For business

Why businesses get a Ireland virtual number

A Dublin 01 or an 08x mobile signals an established, on-the-ground Irish business — the kind of presence diaspora-facing brands and EU-entry companies need, even when the team sits in New York or London.

Higher answer rates

Irish callers pick up a familiar local number over a foreign one.

Lower trust friction

a +353 caller ID reads as home, not as an overseas cold call.

Cheaper inbound

customers reach you at local rates rather than international ones.

Centralized routing

funnel every Irish call to whichever team should take it.

Faster expansion

open an Irish presence — and an EU foothold — without an office.

Real PSTN presence

a genuine Irish DID, geographic or mobile, not a forward.

MCMPlatform

Ireland virtual numbers with My Country Mobile

Stand up real Irish geographic and mobile DIDs — Dublin or regional — on carrier-grade voice with full API control.

Local DIDs in major area codes — provisioned in minutes

Call forwarding to any mobile, landline, SIP endpoint, or softphone worldwide

HD voice with G.711, G.729, Opus & AMR-WB — auto-negotiated per call

Sub-150ms latency on major voice corridors via distributed PoPs

99.99% uptime SLA backed by geo-redundant infrastructure & sub-2s failover

WebRTC support for browser-based calling without softphone installs

REST APIs for provisioning, routing & call detail records (CDRs)

Built-in fraud protection with AI anomaly detection & STIR/SHAKEN

24/7 network monitoring and dedicated support

12Get started

How to get your Ireland virtual number

Most businesses are live within hours, not days.

1

Choose your Irish number — Dublin 01, a regional code, or an 08x mobile.

2

Pick a plan and complete KYC.

3

Configure routing and forwarding to your team.

4

Go live and start taking Irish calls.

13Related countries

Other country dialing guides

More country codes worth bookmarking.

Get a Ireland virtual number with MCM

Take a Dublin or Irish mobile line and reach customers — and the diaspora's family back home — on a number Ireland trusts.

FAQ

Ireland +353 — FAQ

Is Northern Ireland on +353 too?expand_more

— No. The Republic of Ireland is +353; Northern Ireland is part of the UK and uses +44. Belfast and Derry numbers won't connect if you dial them as +353.

How do I ring Ireland from the US to call family?expand_more

— Dial 011, then 353, then the Irish number with its leading 0 removed — for example 011 353 87 XXX XXXX for a mobile.

Do I keep the 0 written on an Irish business card?expand_more

— Only when calling inside Ireland. From abroad you drop it: +353 1… for Dublin, not +353 01….

What's the best time to call Ireland from the US East Coast?expand_more

— Early-to-mid afternoon in Dublin (around 13:00–17:00) lands on the US morning, with Ireland five hours ahead of New York in winter.

Can I tell which network an Irish mobile is on from its prefix?expand_more

— Not reliably. Since portability arrived in 2003, an 086 or 087 number may have moved between Vodafone, Three and eir.

Which mobile prefixes are Irish?expand_more

— 083, 085, 086, 087 and 089 — all becoming +353 8x once the trunk 0 comes off.

What number do I call in an emergency in Ireland?expand_more

— 112 or 999; both work. The US 911 does not.

Can my business have an Irish number without an office in Ireland?expand_more

— Yes — MCM provisions Dublin, regional and mobile Irish DIDs remotely and routes them to your team anywhere.