Quick Answer

How to Call Ireland from the United Kingdom

Dial 00 353 from a UK landline, or +353 from a UK mobile, followed by the Irish number without the leading 0. Sayfone offers calls to Ireland at $0.16/min from your browser.

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    ๐Ÿ‡ฌ๐Ÿ‡งFrom United Kingdom
    To Ireland๐Ÿ‡ฎ๐Ÿ‡ช

    $0.16

    Per minute

    +353

    Country code

    HD

    Call quality

    Landline rate

    $0.16/min

    Mobile rate

    $0.16/min

    Same per-minute Sayfone rate for landline and mobile.

    Average call quality

    The UK and Ireland share close personal and business ties, making this one of the most common cross-border calling corridors. Sayfone lets you call Ireland from your browser at $0.16/min โ€” no app download needed.

    Steps at a glance

    1. Dial 00 (UK exit code) or use + on a mobile
    2. Dial 353 (Ireland country code)
    3. Dial the Irish number, dropping the leading 0
    4. Press call

    Sources

    1. 1
      ITU โ€” Ireland country code +353

      Country code verification

    2. 2

    DIALING GUIDE

    Step-by-Step: Calling Ireland from the UK

    Follow these steps to reach any Irish landline or mobile number from the United Kingdom.

    • Dial the UK exit code

      From a UK landline, dial 00. From a UK mobile, you can press and hold 0 to get the + symbol, which replaces the exit code.

      00 or +
    • Dial Ireland's country code

      Enter 353, which is the international country code for the Republic of Ireland.

      00 353 or +353
    • Dial the Irish number without the leading 0

      Irish numbers start with a trunk prefix 0 when dialled domestically. Drop this 0 for international calls. For a Dublin landline starting with 01, dial just 1. For a mobile starting with 087, dial 87.

      00 353 1 234 5678 (Dublin landline) or +353 87 123 4567 (mobile)
    • Press call

      Your call is routed to Ireland. With Sayfone, you can place this call from your browser at $0.16/min with transparent per-minute pricing.

    Dialing format reference

    +353

    Use these patterns when entering a full international number to +353.

    Mobile

    +353 8X XXX XXXX (9 digits after country code)

    Landline

    +353 [area code] [local number] (7โ€“9 digits total after country code)

    • +353 1 234 5678 (Dublin landline)
    • +353 21 234 5678 (Cork landline)
    • +353 87 123 4567 (mobile)

    Major city area codes

    Dublin1
    Cork21
    Galway91
    Limerick61
    Waterford51

    Sources

    1. 1
      Wikipedia โ€” Telephone numbers in the Republic of Ireland

      Number format, trunk prefix, and mobile prefix details

    2. 2
      ComReg โ€” Irish Numbering Conventions

      Official Irish numbering regulator

    DIALING RULES

    Key Rules for Calling Ireland from the UK

    Keep these rules in mind to avoid mis-dials and failed connections when calling Irish numbers.

    Always drop the leading 0

    Irish numbers begin with a 0 trunk prefix for domestic calls (e.g. 01 for Dublin, 087 for mobile). When calling from the UK, remove this 0 after dialing +353. Keeping the 0 will prevent the call from connecting.

    Landline numbers vary in length

    Irish landline numbers are 7 to 9 digits long including the area code (after dropping the 0). Dublin numbers use a 1-digit area code (1) with a 7-digit local number. Other cities use 2- or 3-digit area codes with shorter local numbers.

    Mobile numbers are fixed-length

    Irish mobile numbers are 9 digits long after the country code. Common mobile prefixes include 83, 85, 86, 87, and 89. No area code is needed โ€” just dial +353 followed by the 9-digit mobile number (without the leading 0).

    Northern Ireland uses a different code

    Northern Ireland is part of the UK and uses country code +44 with area code 28. Do not dial +353 for Northern Ireland numbers โ€” use +44 28 instead.

    Non-geographic and freephone numbers

    Irish freephone numbers (1800) and some other non-geographic ranges may not be reachable from outside Ireland. If you need to contact an Irish business, look for their published geographic or international number.

    TIMING TIPS

    When to Call Ireland from the UK

    The UK and Ireland share the same time zone year-round โ€” both observe GMT in winter and move clocks forward on the last Sunday in March (to BST/IST) and back on the last Sunday in October. This makes scheduling calls straightforward.

    Time & windows

    Same Time Zone

    No offset

    UK and Ireland observe the same clock year-round, including DST changes.

    Best for Personal Calls

    6:00 PM โ€“ 9:00 PM

    Evenings work well for catching family and friends at home.

    Best for Business Calls

    9:00 AM โ€“ 5:30 PM

    Standard Irish business hours align directly with UK office hours.

    ๐Ÿ‡ฌ๐Ÿ‡งIrish business hours
    9:00 AM โ€“ 5:30 PM (same as UK)Monday to Friday; some businesses close at 5:00 PM.
    ๐Ÿ‡ฌ๐Ÿ‡งGovernment offices
    9:00 AM โ€“ 5:00 PMOften closed for lunch; verify before calling.
    ๐Ÿ‡ฌ๐Ÿ‡งWeekend / personal calls
    10:00 AM โ€“ 9:00 PMAvoid early mornings and late evenings.

    Calling tips

    • Since the UK and Ireland share the same time zone, you can call at any time that would be appropriate domestically.
    • Irish public holidays (e.g. St Patrick's Day on 17 March) differ from UK bank holidays โ€” businesses may be closed.
    • For browser-based calls via Sayfone, a stable internet connection is all you need.

    Business etiquette

    • Irish business culture is generally informal but polite. Introduce yourself clearly and state the purpose of your call.
    • Punctuality is appreciated for scheduled calls.
    • It is common to exchange brief pleasantries before getting down to business.

    Sources

    1. 1

    TROUBLESHOOTING

    Common Issues When Calling Ireland from the UK

    If your call to Ireland won't connect, check these common causes first.

    Call won't connect

    The most common cause is keeping the leading 0 in the Irish number. After dialing +353, drop the 0. For example, 01 234 5678 becomes +353 1 234 5678.

    Wrong country reached

    Double-check you are dialing 353 for the Republic of Ireland. Nearby codes include +44 (UK/Northern Ireland) and +352 (Luxembourg). Northern Ireland uses +44 28, not +353.

    Freephone number not working

    Irish freephone numbers starting with 1800 and some special service numbers may not be reachable from outside Ireland. Contact the business for an alternative geographic or international number.

    Number too short or too long

    Irish landline numbers vary from 7 to 9 digits (after the country code), and mobile numbers are 9 digits. Verify the number length before dialing.

    Savings

    See what you could save

    Adjust the tools below to compare Sayfone with typical retail pricing for calls to Ireland. Start with one call, then layer on monthly volume to see the bigger picture.

    How to use these tools

    • Sayfone uses your live rate for calls to Ireland โ€” the same basis as the rest of this page.
    • First, estimate savings on a single call length. Then, model a full month of minutes versus typical retail benchmarks.
    • Retail competitor rows are illustrative โ€” not a quote from any carrier.

    One call โ€” instant savings

    Set duration and country. See Sayfone vs. an illustrative retail rate for the same call.

    I'm callingโ€ฆ

    โ–พ
    12 minutes
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    Your call

    Your call will cost

    $1.92

    $0.16 per minute

    Sayfone$1.92$0.16 / min
    Competitors$4.80$0.40 / min
    Your savings$2.88$0.24 / min

    That's 60% less than competitors

    Call Ireland now

    Every month โ€” stack it up

    Set monthly minutes and call type. Bars compare Sayfone to common retail benchmarks for the same volume.

    Drag slider to adjust

    220

    min / month

    AT&T / Verizon$1,725

    ~$7.84/min

    T-Mobile$1,302

    ~$5.92/min

    Calling cards$774

    ~$3.52/min

    Google Voice$176

    ~$0.80/min

    Sayfone$35

    $0.160/min

    Annual saving vs. AT&T

    Based on 220 min/month

    $20,275
    Try Sayfone Free

    Before you go

    Open the full United Kingdom to Ireland guide, check rates, or browse other how-to guides from United Kingdom.

    FAQ

    Frequently Asked Questions About Calling Ireland from the UK

    Answers to common questions about dialing Ireland from the United Kingdom.

    EXPLORE

    Discover Popular Country Calls

    Browse other popular international calling destinations.

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    Call Ireland from the UK Now

    Place your call to Ireland directly from your browser. Transparent per-minute pricing at $0.16/min โ€” no app download needed.

    • Browser-based calling โ€” no app download
    • Transparent per-minute pricing
    • Calls to Irish landlines and mobiles