| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
351  | Itomampy | Madagascar, Ihorombe | stream | S 22° 55′ 0'' | E 46° 55′ 0'' |
352  | Itoloho | Madagascar, Ihorombe Ivohibe > Antambohobe > Iatongo | populated place | S 22° 18′ 0'' | E 46° 48′ 0'' |
| 353 | Itokila | Madagascar, Ihorombe Ivohibe > Ivohibe > Longoza | populated place | S 22° 39′ 0'' | E 46° 40′ 0'' |
| 354 | Itilihitsy | Madagascar, Androy Beloha District > Beloha > Lapavaho Ankilimiary | populated place | S 25° 6′ 0'' | E 44° 56′ 0'' |
| 355 | Itialo | Madagascar, Upper Matsiatra Ambalavao > Mahazony > Ambalamahasoa | populated place | S 21° 58′ 0'' | E 47° 3′ 0'' |
| 356 | Itenina | Madagascar, MG.02 | populated place | S 21° 51′ 0'' | E 48° 9′ 0'' |
| 357 | Itembo | Madagascar, Analanjirofo Fenerive Est > Antsiatsiaka > Ambodihazinina | populated place | S 17° 0′ 0'' | E 49° 25′ 0'' |
| 358 | Itea | Madagascar, Amoron'i Mania Manandriana District > Ambovombe Centre > Itea | populated place | S 20° 42′ 0'' | E 46° 56′ 0'' |
| 359 | Farihy Itasy Farihy Itasy,Lac Itasy | Madagascar, Itasy | lake | S 19° 4′ 0'' | E 46° 47′ 0'' |
| 360 | Itaranta Rivière | Madagascar, Anosy | stream | S 25° 5′ 0'' | E 46° 28′ 0'' |
| 361 | Itaranta | Madagascar, Anosy Amboasary > Amboasary-Atsimo > Ankilimiary | populated place | S 25° 1′ 0'' | E 46° 29′ 0'' |
| 362 | Itaranaka | Madagascar, Androy Ambovombe District > Sihanamaro > Taranake | populated place | S 25° 8′ 0'' | E 45° 49′ 0'' |
363  | Roche Itaperina | Madagascar, MG.06 | rock | S 25° 0′ 0'' | E 47° 6′ 0'' |
| 364 | Baie d’ Itaperina Anse d' Itapere,Anse d' Itaperina,Anse d’ Itaperina,Anse d’ Itapère,Baie d' Itaperina,Baie d’ Itaper... | Madagascar, MG.06 | cove(s) | S 24° 58′ 0'' | E 47° 7′ 0'' |
| 365 | Anse Itapère | Madagascar, MG.06 | bay | S 24° 59′ 0'' | E 47° 5′ 0'' |
| 366 | Itaosy  Itaosy,Itasy | Madagascar, Analamanga Antananarivo-Atsimondrano > Ambavahaditokana > Amboatavo | populated place | S 18° 55′ 0'' | E 47° 28′ 0'' |
| 367 | Itanivory | Madagascar, Analanjirofo | stream | S 17° 10′ 0'' | E 49° 16′ 0'' |
| 368 | Itandroka | Madagascar, Amoron'i Mania Ambositra > Ambohimitombo I > Itandroka | populated place | S 20° 40′ 0'' | E 47° 24′ 0'' |
| 369 | Itandrano | Madagascar, Atsimo-Andrefana | stream | S 22° 5′ 0'' | E 44° 34′ 0'' |
| 370 | Itandrano | Madagascar, Atsimo-Andrefana Beroroha > Bemavo > Tandrano | populated place | S 21° 47′ 0'' | E 45° 17′ 0'' |
| 371 | Itampolo | Madagascar, Atsimo-Andrefana Ampanihy District > Androka > Mahatsandry | populated place | S 25° 15′ 0'' | E 44° 28′ 0'' |
| 372 | Itampolo Itampolo,aytampwlw,yi tan pu lu,ایتامپولو,伊坦普盧 | Madagascar, Atsimo-Andrefana Ampanihy District > Itampolo > Itampolo | populated place population 32,000 | S 24° 41′ 0'' | E 43° 57′ 0'' |
| 373 | Itammena Itammena,Tanimena | Madagascar, Upper Matsiatra Isandra > Fanjakana > Antanimena Manody | populated place | S 21° 1′ 0'' | E 46° 46′ 0'' |
| 374 | Dilan’ Itambono | Madagascar, Atsimo-Andrefana | corridor | S 23° 52′ 0'' | E 43° 55′ 0'' |
| 375 | Itambono Itambono,Itombono | Madagascar, Atsimo-Andrefana Toliara II District > Beheloka > Tomboina | populated place | S 23° 52′ 0'' | E 44° 5′ 0'' |
| 376 | Itahy | Madagascar, Upper Matsiatra Isandra > Andoharanomaitso > Itohy | populated place | S 21° 29′ 0'' | E 46° 51′ 0'' |
| 377 | Itahovelona | Madagascar, Upper Matsiatra Ambohimahasoa > Ambohinamboarina > Ambohibolafotsy | populated place | S 21° 1′ 0'' | E 46° 58′ 0'' |
| 378 | Itafoka Ifatoka,Itafoka,Tafoka | Madagascar, Atsimo-Andrefana Toliara II District > Ambohimahavelona > Maropia | populated place | S 23° 29′ 0'' | E 44° 4′ 0'' |
| 379 | Itafia | Madagascar, Anosy | stream | S 23° 8′ 0'' | E 45° 48′ 0'' |
| 380 | Isotry | Madagascar, Analamanga 1er Arrondissement > 1er Arrondissement > Antohomadinika Afovoany | section of populated place | S 18° 54′ 0'' | E 47° 31′ 0'' |
| 381 | Isotabato | Madagascar, Menabe Belo Sur Tsiribihina > Belinta > Ankotrofotsy | populated place | S 19° 58′ 0'' | E 45° 8′ 0'' |
| 382 | Isorana Alakamisy Isorana,Isorana,ayswrana,yi su la na,ایسورانا,伊蘇拉納 | Madagascar, Upper Matsiatra Isandra > Isorana > Sahasoa Itomboana | populated place | S 21° 19′ 0'' | E 46° 56′ 0'' |
| 383 | Isoraka | Madagascar, Analamanga 1er Arrondissement > 1er Arrondissement > Antohomadinika Afovoany | section of populated place | S 18° 54′ 0'' | E 47° 31′ 0'' |
| 384 | Isono | Madagascar, Androy Tsihombe > Imongy > Andramirava Centre | populated place | S 25° 18′ 0'' | E 45° 40′ 0'' |
| 385 | Isondroka | Madagascar, Upper Matsiatra Lalangina > Androy > Ambatovaky | populated place | S 21° 16′ 0'' | E 47° 17′ 0'' |
386  | Forêt d’ Isoky | Madagascar, Atsimo-Andrefana | forest(s) | S 22° 41′ 0'' | E 44° 47′ 0'' |
| 387 | Isoky | Madagascar, Androy Bekily District > Beraketa > Tanandava | populated place | S 24° 6′ 0'' | E 45° 42′ 0'' |
| 388 | Isoky | Madagascar, Atsimo-Andrefana Sakaraha District > Ambinany > Morahariva II | populated place | S 22° 43′ 0'' | E 44° 46′ 0'' |
| 389 | Isobaka | Madagascar, Upper Matsiatra Ambalavao > Andrainjato > Andrainjato | populated place | S 21° 57′ 0'' | E 46° 59′ 0'' |
| 390 | Isoavualavo Rivière | Madagascar, Ihorombe | stream | S 22° 32′ 0'' | E 45° 55′ 0'' |
391  | Isoavualavo | Madagascar, Ihorombe Ihosy > Ambatolahy > Ambatolahy | camp(s) | S 22° 29′ 0'' | E 45° 58′ 0'' |
| 392 | Isoaninana | Madagascar, Upper Matsiatra Ambalavao > Ambalavao > Tsaranoro | populated place | S 21° 48′ 0'' | E 46° 59′ 0'' |
| 393 | Isoanala | Madagascar, Anosy | stream | S 23° 25′ 0'' | E 45° 22′ 0'' |
| 394 | Isoanala Isoanala,ayswanala,ایسوآنالا | Madagascar, Anosy Betroka > Isoanala > Isoanala Sud | populated place | S 23° 50′ 0'' | E 45° 43′ 0'' |
| 395 | Isoanala | Madagascar, Anosy Betroka > Isoanala > Sarodrano | airfield | S 23° 49′ 0'' | E 45° 43′ 0'' |
| 396 | Isoamatamaho | Madagascar, Upper Matsiatra Ikalamavony > Solila > Ipaka | populated place | S 21° 27′ 0'' | E 46° 47′ 0'' |
| 397 | Isoaka | Madagascar, Androy Ambovombe District > Ambovombe > Sarisanga | populated place | S 24° 51′ 0'' | E 46° 2′ 0'' |
398  | Isitry | Madagascar, Atsimo-Andrefana Ankazoabo > Tandrano > Antsoha | locality | S 22° 1′ 0'' | E 44° 52′ 0'' |
| 399 | Isiranana | Madagascar, Upper Matsiatra Isandra > Ambondrona > Ambalafanovana | populated place | S 21° 18′ 0'' | E 47° 2′ 0'' |
| 400 | Isinko Isinko,Isinko Riviere,Isinko Rivière | Madagascar, Betsiboka | stream | S 16° 58′ 0'' | E 46° 57′ 0'' |
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