Summarize Timeline Fact Check
More information Code, Allocation ...
Code Allocation
00International access
048Northern Ireland access
020 91Dummy numbers reserved for drama, film and television use to avoid accidental clashes with real telephone numbers
076VoIP services - phased out 1 January 2022
080Mailbox for landline users (formerly access code for Northern Ireland)[ when? ]
0818Non-geographic numbers (inclusive/charged as per geographic numbers)
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These codes, unlike most of the above, cannot be dialled from abroad.
The following are special numbers dialled by themselves:
More information Number, Purpose ...
Number Purpose
999 or 112 Emergency services
13xxxCarrier preselect codes
1471Last-call return
171Mobile and fixed line voicemail
172, 173, 174X and 179Reserved for network use
1901 to 1999Helpline / customer service numbers for telecommunications companies. All are free of charge.
199000Identifies current number on OpenEir PSTN & ISDN lines.
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The following codes begin special phone numbers:
More information Code, Purpose ...
Code Purpose
116xxxHarmonised service of social value
118xxDirectory enquiries (multiple commercial providers offer a variety of services in this number range)
151XPremium-rate numbers (per-call cost)
15X0 (X between 2 and 9 inclusive)Premium rate numbers (per-minute cost)
1598 and 1599Premium rate adult services
1800National freephone / toll free
00800International freephone / toll free
1850Non-geographic - phased out 1 January 2022
1890Non-geographic - phased out 1 January 2022
1891Reduced cost internet access (possibly timed)
1892Local rate internet access (timed)
1893Variable cost internet access (timed)
199Network engineering tests
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The following prefix regular phone numbers in order to affect how they are handled:
More information Code, Purpose ...
Code Purpose
13Carrier Selection (Third party long distance, international and internet services). These codes override the default carrier.
141Withhold Caller ID (CLIR) - (overrides preset for this call only)
142Present Caller ID (CLIP) - (overrides preset for this call only)
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Legacy, historic and obsolete codes
More information Code, Purpose ...
Code Purpose
16Former International Access Code (replaced by EU standard 00)[ when? ]
03Formerly used for calls to Great Britain. The format was 03 + STD code + local number[ when? ]
08Formerly used for Northern Ireland landlines (Now 048). e.g. Belfast 01232 xxx xxx was reached by dialling 08 01232 xxx xxx[ when? ]
084Formerly used for Belfast landlines[ when? ]
10National operator assistance (withdrawn in 2007)
114International operator assistance (withdrawn in 2007)
910Operator-assisted calls to some areas without direct dialling (withdrawn in the early 1980s)
1190Telecom Éireann national directory assistance (withdrawn in the early 2000s and replaced with 11811, originally 190)
1197Telecom Éireann UK directory assistance (withdrawn in the early 2000s and replaced with 11818, originally 197)
1198Telecom Éireann international directory assistance (withdrawn in the early 2000s and replaced with 11818, originally 198)
191Telecom Éireann repair services (withdrawn in the late 1990s)
196Telemessaging services, whereby callers could ask an operator to send a postcard with a printed message (withdrawn in the late 1990s)
1191Speaking clock (withdrawn on 27 August 2018)
0300Premium Rate (Now 15XX)
17Callback tests (Service codes may be contained in 19 range, but are not published)
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Historical Great Britain access codes (Discontinued in 1993)
More information Code, Purpose ...
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