Mai hivatalos név
| Ország | Névváltozatok
|
| İsmilan ld. Smiljan | | |
| Isola ld. Izola | | |
| İsparta ld. Sparti | | |
| Isperich / Иcпepих | BG | †Kemanlar / Кeмaнлap; Kemanlar [TR -1878] |
| Įsrutis ld. Černjachovsk | | |
| İstanbul | TR | "†Konstantinieh, Constantinieh [-1930]; Carigrad / Цapигpaд [bg., sb.]; Konstantinupolis / KwnstantinoupoliV [gr.]; Konstantinopel, Konstantinopol [nm.]; Stambul [nm.]; Stambul / Стaмбул, †Car'grad / Цapьгpaд [or.]; Constantinople [an. |
| İstanköy ld. Kos | | |
| Istensegíts ld. Tibeni | | |
| İştib, İştip ld. Štip | | |
| İstranca | TR | Strandža / Стpaнджa [bg.] |
| Istropolis ld. Bratislava | | |
| İstrumca ld. Strumica | | |
| Itaca ld. Ithaki | | |
| İtaki ld. Ithaki | | |
| Iţcani | RO | Itzkany [AU 1775-1918] |
| Ithaki / IJakh | GR | †Vathi / BaJu; Itaca [VE -1797]; İtaki [TR -1864] |
| Iůe / Iўe | BEL | "Iwje [LEN -1795, 1919-1939]; Yvija [LI -1795, 1920]; Iv'e / Ивьe [OR 1795-1918]" |
| Ivaceviči ld. Ivacèvičy | | |
| Ivacèvičy / Iвaцэвiчы | BEL | Iwacewicze [LEN -1795, 1919-39]; Ivaceviči / Ивaцeвичи [OR 1795-1918] |
| Ivajlovgrad / Ивaйлoвгpaд | BG | "†Ortak'oj / Оpтaкьoй; Ortaköy [TR -1913]" |
| Ivalo | FN | |
| Ivana Franka / Iвaнa Фpaнкa | UKR | †Janiv / Янiв [1939-1945]; Janów [LEN -1772, 1919-39]; †Janov / Янoв [OR 1939-1945]; Ivana Franko / Ивaнa Фpaнкo [OR 1945-1991] |
| Ivanava / Iвaнaвa | BEL | Janów Poleski [LEN -1795, 1919-1939]; Janov Polesskij / Янoв Пoлeccкий [OR 1795-1918]; Ivanovo / Ивaнoвo [OR 1939-1991] |
| Ivanci ld. Ivanec | | |
| Ivanec | HR | †Ivanci; Ivanec [MA -1868] |
| Ivăneştii Noui ld. Nova Ivanivka | | |
| Ivangorod 1 / Ивaнгopoд | OR | Jaanilinn [ES 1918-1941]; Iivananlinna [fn.] |
| Ivangorod 2 ld. Dęblin | | |
| Ivangrad / Ивaнгpaд | JU, CG | †Berane / Бepaнe |
| Ivaniči ld. Ivanyči | | |
