| Name | Population | Altitude | Latitude | Longitude | 
| Ichon : | 
 | 
 | 40°17'57.8" N | 128°12'7.2" E | 
| Idok : | 
 | 974 m | 40°25'59.9" N | 128°26'60.0" E | 
| Idongni : | 
 | 
 | 39°25'53.0" N | 127°28'15.6" E | 
| Ihwadong : | 
 | 
 | 39°38'60.0" N | 126°52'58.8" E | 
| Iisindong : | 
 | 
 | 40°31'12.0" N | 129°6'39.6" E | 
| Ijin : | 
 | 10 m | 40°21'6.1" N | 128°46'51.6" E | 
| Ijondogi : | 
 | 1 188 m | 40°34'54.8" N | 128°28'1.2" E | 
| Ijondok : | 
 | 1 188 m | 40°34'54.8" N | 128°28'1.2" E | 
| Ijoni : | 
 | 
 | 40°10'0.1" N | 127°45'0.0" E | 
| Ilgondong : | 
 | 
 | 39°36'42.1" N | 126°48'3.6" E | 
| Ilgon : | 
 | 221 m | 40°15'28.1" N | 128°9'7.2" E | 
| Ilsindong : | 
 | 
 | 40°31'12.0" N | 129°6'39.6" E | 
| Imangjiri : | 
 | 
 | 40°19'54.8" N | 128°15'18.0" E | 
| Imgapyong : | 
 | 
 | 39°33'9.0" N | 126°47'52.8" E | 
| Imjadongni : | 
 | 
 | 40°18'52.9" N | 128°12'10.8" E | 
| Imjongol : | 
 | 
 | 39°34'54.8" N | 127°13'12.0" E | 
| Imsanni : | 
 | 
 | 40°31'0.1" N | 127°4'58.8" E | 
| Inamchon : | 
 | 
 | 40°29'34.1" N | 128°59'31.2" E | 
| Inanchon : | 
 | 
 | 40°29'34.1" N | 128°59'31.2" E | 
| Indari : | 
 | 
 | 40°0'0.0" N | 127°27'0.0" E | 
| Indong : | 
 | 
 | 39°39'11.2" N | 126°52'44.4" E | 
| Indongni : | 
 | 
 | 40°27'55.1" N | 128°17'31.2" E | 
| Inhari : | 
 | 
 | 39°39'51.1" N | 127°0'50.4" E | 
| Inhung : | 
 | 2 m | 39°31'5.9" N | 127°19'22.8" E | 
| Inhungni : | 
 | 
 | 39°26'13.9" N | 127°1'8.4" E | 
| Inhungnodongjagu : | 
 | 
 | 39°31'5.9" N | 127°19'22.8" E | 
| Inhungup : | 
 | 
 | 39°31'5.9" N | 127°19'22.8" E | 
| Inhwari : | 
 | 
 | 39°39'51.1" N | 127°0'50.4" E | 
| Injiri : | 
 | 
 | 39°46'55.9" N | 127°29'24.0" E | 
| Inkyori : | 
 | 
 | 39°25'0.1" N | 126°58'58.8" E | 
| Insallipyongchon : | 
 | 
 | 40°33'42.8" N | 128°53'38.4" E | 
| Insangni : | 
 | 
 | 39°35'7.1" N | 127°13'22.8" E | 
| Insangnikogaedong : | 
 | 
 | 39°39'38.2" N | 126°57'32.4" E | 
| Insannipyongchon : | 
 | 
 | 40°33'42.8" N | 128°53'38.4" E | 
| Insongni : | 
 | 
 | 39°27'11.9" N | 127°22'15.6" E | 
| Inuidong : | 
 | 
 | 39°55'5.2" N | 126°53'27.6" E | 
| Ipalli : | 
 | 
 | 40°28'59.9" N | 127°42'0.0" E | 
| Ipari : | 
 | 
 | 40°45'15.1" N | 128°51'3.6" E | 
| Ipsongni : | 
 | 
 | 39°23'30.8" N | 127°14'24.0" E | 
| Ipungni : | 
 | 
 | 40°33'36.0" N | 129°8'56.4" E | 
| Iryangdegi : | 
 | 649 m | 39°37'37.9" N | 126°56'42.0" E | 
| Iryangdok : | 
 | 970 m | 39°28'59.9" N | 126°52'1.2" E | 
| Iryangdong : | 
 | 
 | 39°41'10.0" N | 126°54'39.6" E | 
| Isangni : | 
 | 
 | 40°46'16.0" N | 128°55'33.6" E | 
| Isanni : | 
 | 
 | 40°46'16.0" N | 128°55'33.6" E | 
| Iwon : | 
 | 5 m | 40°19'48.0" N | 128°36'25.2" E | 
| Iwonup : | 
 | 
 | 40°19'23.2" N | 128°39'18.0" E | 
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