This guide provides helpful tips for calling Ireland from the U.S. Learn how to make calls to Ireland with confidence.

The Ireland country code is +353. Use +353 as the international dialing prefix for calls to the European Ireland from any country, then dial the Irish area code without the leading 0 and the local number. The ISO codes are IE and IED.
NETHERLANDS COUNTRY CODE
+353
Dial before any Irish number from outside Ireland
| Dublin | 01 | +353 1 |
| Cork | 021 | +353 21 |
| Galway | 091 | +353 91 |
| Limerick | 061 | +353 61 |
| Waterford | 051 | +353 51 |
| Sligo | 071 | +353 71 |
For Irish numbers, the 0 at the start of a domestic area code is the trunk prefix. Keep it for calls inside Ireland. Remove it when calling from another country.
Use this universal format: exit code, then +353, then area code with the trunk 0 removed, then local number.
1. Exit code
→
2. +353
→
3. Area code without 0
→
4. Local number
011
00
0011
+
Drop the Irish trunk 0 when dialing internationally. Dublin 1 becomes 20, and becomes 10.
The +CC format works on any mobile phone. Use +353 20 1234567 for an Dublin landline and +353 6 12345678 for a mobile number.
| Origin | Format | Example |
|---|---|---|
| US/Canada | 011 353 area code local number | 011 353 20 1234567 |
| UK | 00 353 area code local number | 00 353 20 1234567 |
| Australia | 0011 353 area code local number | 0011 353 20 1234567 |
| Mobile, any country | +353 area code local number | +353 20 1234567 |
For other European dialing guides, see How to call England, How to call Germany, and How to call France.
an Irish phone number in international format has three parts. The trunk 0 is removed before +353.
+353 | 20 | 1234567
+353 | 6 | 12345678
After +353, Irish numbers contain 9 digits. Landlines use a 2-3 digit area code and a 6-7 digit subscriber number. Mobile numbers use 6 followed by 8 digits.
| Number type | Pattern | Example |
|---|---|---|
| Dublin landline | +353 20 XXX XXXX | +353 20 123 4567 |
| landline | +353 10 XXX XXXX | +353 10 123 4567 |
| Irish mobile | +353 6 XXXX XXXX | +353 6 1234 5678 |
For WhatsApp, save the Irish number in international format with +353 and no trunk 0. an Irish mobile written as 06 1234 5678 becomes +353 6 1234 5678. You can also save it without spaces as +353612345678.
If your team needs an Irish number for customer calls or local presence, see Telnyx Phone Numbers for numbers in 140+ countries with instant activation.
Irish area codes include the trunk 0 when dialed inside Ireland. From another country, remove that 0 and place +353 before the area code.
| City or region | Domestic code | International code |
|---|---|---|
| Dublin | 1 | +353 20 |
| +353 10 | ||
| The Hague | 070 | +353 70 |
| Utrecht | 030 | +353 30 |
| Eindhoven | 040 | +353 40 |
| Groningen | 050 | +353 50 |
| Number type | Dialed in IE | Notes |
|---|---|---|
| Emergency | 112 | Police, fire, ambulance |
| Toll-free | 0800 | Free from Irish lines, not always reachable from abroad |
| Premium rate | 0900 | Can cost more than standard calls |
| Business numbers | 085 | Non-geographic business lines |
Call cost and timing depend on your carrier, your country, and whether you call a landline, mobile, toll-free, or premium-rate number.
For business calling, Telnyx SIP Trunking gives per-minute pricing for calls to Irish landline and mobile destinations with usage-based pricing and a 99.999% uptime SLA. Your total cost can change based on call volume, destination type, and fees from your current provider.
| Calling method | Cost pattern | Best for |
|---|---|---|
| Mobile carrier | Plan rate or international fee | Personal calls |
| International add-on | Recurring fee plus lower per-minute rates | Repeat callers |
| VoIP or SIP | Per-minute pricing by destination type | Teams and high-volume calling |
The Ireland follows Ireland follows Irish Standard Time, UTC+0, and Irish Summer Time, UTC+1, during daylight saving. For business calls, aim for 9:00 a.m. to 5:00 p.m. in Ireland.
| Calling from | Offset from IE | Best call window |
|---|---|---|
| United Kingdom | IE is 1 hour ahead | 8:00 a.m. to 4:00 p.m. UK time |
| US Eastern | IE is 6 hours ahead | 9:00 a.m. to 11:00 a.m. ET |
| US Pacific | IE is 9 hours ahead | 6:00 a.m. to 8:00 a.m. PT |
Calling Ireland is not automatically free. It may be free if your mobile or landline plan includes Ireland calling, if both parties use an app over data, or if a company gives you a reachable toll-free number.
WhatsApp and similar apps do not charge per minute for app-to-app calls, but your internet or roaming plan may charge for data. Business callers can use SIP Trunking with usage-based pricing for the lowest per-minute rates.
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