Skip to content

Ireland voice guidelines

Voice calling guidelines for Ireland (IE), covering reachability, caller ID formats, DTMF support, and emergency services.

Locale overview

FieldValue
CountryIreland
ISO codeIE
RegionEurope
Dialing code+353

Reachability

All major call types are supported for both inbound and outbound traffic in Ireland.

Call typeInboundOutbound
DomesticSupportedSupported
InternationalSupportedSupported
Toll-freeSupportedSupported

Caller ID

Caller ID presentation varies by call type. Note that toll-free (freephone) caller ID presentation is not supported on the Eir network for outbound calls.

Call typeInbound formatOutbound format
Domestic+E.164Local format from originating number
International+E.164+E.164
Toll-free+E.164Local format from originating number

DTMF support

DTMF tones use RFC 2833 encoding and are supported in both directions.

DirectionSupported
InboundYes
OutboundYes

Emergency services

Outbound calls to emergency services numbers in Ireland are supported.

Compliance note

These guidelines summarize carrier requirements at the time of publication and do not constitute legal counsel. Verify that your implementation complies with all applicable telecommunications regulations in Ireland.