Postcode areas in Ireland
- A41 - Ballyboughal
- A42 - Garristown
- A45 - Oldtown
- A63 - Greystones
- A67 - Wicklow
- A75 - Castleblayney
- A81 - Carrickmacross
- A82 - Kells
- A83 - Enfield
- A84 - Ashbourne
- A85 - Dunshaughlin
- A86 - Dunboyne
- A91 - Dundalk
- A92 - Drogheda
- A94 - Blackrock
- A96 - Glenageary
- A98 - Bray
- C15 - Navan
- D01 - Dublin 1
- D02 - Dublin 2
- D03 - Dublin 3
- D04 - Dublin 4
- D05 - Dublin 5
- D06 - Dublin 6
- D07 - Dublin 7
- D08 - Dublin 8
- D09 - Dublin 9
- D10 - Dublin 10
- D11 - Dublin 11
- D12 - Dublin 12
- D13 - Dublin 13
- D14 - Dublin 14
- D15 - Dublin 15
- D16 - Dublin 16
- D17 - Dublin 17
- D18 - Dublin 18
- D20 - Dublin 20
- D22 - Dublin 22
- D24 - Dublin 24
- D6W - Dublin 6w
- E21 - Cahir
- E25 - Cashel
- E32 - Carrick-on-suir
- E34 - Tipperary
- E41 - Thurles
- E45 - Nenagh
- E53 - Roscrea
- E91 - Clonmel
- F12 - Claremorris
- F23 - Castlebar
- F26 - Ballina
- F28 - Westport
- F31 - Ballinrobe
- F35 - Ballyhaunis
- F42 - Roscommon
- F45 - Castlerea
- F52 - Boyle
- F56 - Ballymote
- F91 - Sligo
- F92 - Letterkenny
- F93 - Lifford
- F94 - Donegal
- H12 - Cavan
- H14 - Belturbet
- H16 - Cootehill
- H18 - Monaghan
- H23 - Clones
- H53 - Ballinasloe
- H54 - Tuam
- H62 - Loughrea
- H65 - Athenry
- H71 - Clifden
- H91 - Galway
- K32 - Balbriggan
- K34 - Skerries
- K36 - Malahide
- K45 - Lusk
- K56 - Rush
- K67 - Swords
- K78 - Lucan
- N37 - Athlone
- N39 - Longford
- N41 - Carrick-on-shannon
- N91 - Mullingar
- P12 - Macroom
- P14 - Cork - Crookstown
- P17 - Kinsale
- P24 - Cobh
- P25 - Midleton
- P31 - Ballincollig
- P32 - Cork - Donoughmore
- P36 - Youghal
- P43 - Carrigaline
- P47 - Cork - Dunmanway
- P51 - Mallow
- P56 - Charleville
- P61 - Fermoy
- P67 - Mitchelstown
- P72 - Bandon
- P75 - Bantry
- P81 - Skibbereen
- P85 - Clonakilty
- R14 - Athy
- R21 - Muine Bheag
- R32 - Portlaoise
- R35 - Tullamore
- R42 - Birr
- R45 - Edenderry
- R51 - Kildare
- R56 - Curragh Camp
- R93 - Carlow
- R95 - Kilkenny
- T12 - Cork - Ballinhassig
- T23 - Cork - Blarney
- T34 - Cork - Whitechurch
- T45 - Little Island
- T56 - Cork - Watergrasshill
- V14 - Shannon
- V15 - Kilrush
- V23 - Caherciveen
- V31 - Listowel
- V35 - Kilmallock
- V42 - Newcastle West
- V92 - Tralee
- V93 - Killarney
- V94 - Limerick
- V95 - Ennis
- W12 - Newbridge
- W23 - Maynooth
- W34 - Monasterevin
- W91 - Naas
- X35 - Dungarvan
- X42 - Kilmacthomas
- X91 - Waterford
- Y14 - Arklow
- Y21 - Enniscorthy
- Y25 - Gorey
- Y34 - New Ross
- Y35 - Wexford