Zip Codes for Dublin.

Dublin CALIFORNIA 94568

Dublin OHIO 43016
Dublin OHIO 43017

Dublin Irland.

That's the best i can do for you ,in the U.K., zip codes are known as Post codes and in Ireland they're known as Postal districts.
I hope this helps you.
Dublin's postal districts are:
Northside {Covering Local Government Area}: Southside {Covering Local Government Area}:
Dublin 1 (D1) {Dublin} Dublin 2 (D2) {Dublin}
Dublin 3 (D3) {Dublin} Dublin 4 (D4) {Dublin, Dun Laoghaire-Rathdown}
Dublin 5 (D5) {Dublin} Dublin 6 (D6) {Dublin, South Dublin}
Dublin 7 (D7) {Dublin} Dublin 6w (D6w) {Dublin, South Dublin}
Dublin 8 (D8) {Dublin} Dublin 8 (D8) {Dublin}
Dublin 9 (D9) {Dublin, Fingal} Dublin 10 (D10) {Dublin}
Dublin 11 (D11) {Dublin, Fingal} Dublin 12 (D12) {Dublin}
Dublin 13 (D13) {Dublin, Fingal} Dublin 14 (D14) {Dublin, Dun Laoghaire-Rathdown, South Dublin}
Dublin 15 (D15) {Fingal} Dublin 16 (D16) {Dun Laoghaire-Rathdown, South Dublin}
Dublin 17 (D17) {Dublin, Fingal} Dublin 18 (D18) {Dun Laoghaire-Rathdown}
Dublin 20 (D20) {Dublin, South Dublin}
Dublin 22 (D22) {South Dublin}
Dublin 24 (D24) {South Dublin}
"Co. Dublin" {Fingal, South Dublin, Dun Laoghaire-Rathdown, and small pockets of Meath}
It is proposed this system will be abolished at some point with the introduction of a national postcode system, but no details have been released.[1]

Go on to google and type zip codes for Dublin Ireland..Like most cities there is more thanone.They have all that you need on that site good luck