| FULL NAME | GEOLOC | CODE | AREA CODE | SUBAREA CODE | STATE COUNTRY | GEOREF CODE | LATITUDE | LONGITUDE |
| YACOLT | YACOLT | 53 | 1 | F | WASH | ZLAL | 455300N | 1222500W |
| YAEDAKE | YAEDAKE | JA | 7 | JAPAN | ZLCL | 263800N | 1275500E | |
| YAKIMA | YAKIMA | 53 | 1 | F | WASH | ZLJS | 465600N | 1203000W |
| YANKEETOWN | YANKETWN | 12 | 1 | C | FLA | ZMGE | 290200N | 0824300W |
| YANKTON | YANKTON | 46 | 1 | D | S DAK | ZMJE | 425300N | 0972400W |
| YAOUNDE | YAOUNDE | CM | 5 | CAMER | ZMJK | 03500N | 0113500E | |
| YAP ISLAND | YAP I | NQ | 7 | TTERP | ZMJR | 092000N | 1374500E | |
| YAPHANK | YAPHANK | 36 | 1 | A | N Y | ZMJS | 405000N | 0725400W |
| YAWALSAN | YAWALSAN | KS | 7 | KORES | ZMPA | 381420N | 1270614E | |
| YAZOO CITY | YAZOO CY | 28 | 1 | C | MISS | ZMPL | 325100N | 0902600W |
| YEAGER AIRPORT | YGRARPRT | 54 | 1 | B | W VA | LYBH | 382225N | 0813547W |
| YECHON | YECHON | KS | 7 | KORES | ZMRP | 363900N | 1282700E | |
| YELLOWSTONE NATIONAL PARK | YLWSNTPK | 30 | 1 | F | MONT | ZMXU | 442900N | 1075700W |
| YENISEHER | YENISEHR | TU | 5 | TURKY | YSJQ | 401520N | 0293342E | |
| YERBA BUENA ISLAND | YERBABNI | 06 | 1 | G | CAL | ZNAY | 374520 | 1221530W |
| YEREVAN | YEREVAN | AM | 4 | ARMEN | ZNAT | 401030N | 0442817E | |
| YERINGTON | YERINGTN | 32 | 1 | G | NEV | ZNAX | 385900N | 1190800W |
| YIANNITSA | YIANNITS | GR | 5 | GREEC | ZNFS | 404800N | 0222500E | |
| YOAKUM | YOAKUM | 48 | 1 | E | TEX | ZNHL | 291800N | 0970900W |
| YOKOHAMA | YOKOHAMA | JA | 7 | JAPAN | ZNLQ | 352700N | 1393700E | |
| YOKOSE | YOKOSE | JA | 7 | JAPAN | ZNML | 330428N | 1294315E | |
| YOKOSUKA | YOKOSUKA | JA | 7 | JAPAN | ZNPA | 344000N | 1375800E | |
| YOKOTA | YOKOTA | JA | 7 | JAPAN | ZNRE | 354443N | 1392106E | |
| YONG SAN | YONGSAN | KS | 7 | KORES | ZPBL | 350100N | 1264200E | |
| YONGDONG PO | YONGDNGP | KS | 7 | KORES | ZPFL | 373100N | 1265400E | |
| YONGIN | YONGIN | KS | 7 | KORES | ZNZN | 371400N | 1271300E | |
| YONGMUNSAN | YONGMNSN | KS | 7 | KORES | 373400N | 1273300E | ||
| YONGSAN MAIN | YONGSNMN | KS | 7 | KORES | ZPBQ | 373200N | 1265900E | |
| YONGSAN SOUTH | YONGSNSO | KS | 7 | KORES | ZREJ | 344800N | 1264900E | |
| YONKERS | YONKERS | 36 | 1 | A | N Y | ZPKL | 405600N | 0735400W |
| YOOK COON | YOOKCOON | KS | 7 | KORES | ZPMM | 355500N | 1272830E | |
| YORK | YORK | 31 | 1 | D | NEB | ZPRL | 405200N | 0973500W |
| YORK | YORK | UK | 3 | UNKIN | ZPWE | 535800N | 0010500W | |
| YORK | YORK | 45 | 1 | C | S CAR | 345900N | 0811400W | |
| YORK | YORK | 42 | 1 | B | PENN | ZPTY | 395700N | 0764400W |
| YORK | YORK | 23 | 1 | A | MNE | ZPQC | 430903N | 0704000W |
| YORKTON ROYAL CANADIAN AIR FORCE | YORKTON | CA | 2 | SASKA | ZPYE | 511600N | 1022800W | |
| YORKTOWN | YORKTOWN | 51 | 1 | B | VIR | ZQAE | 371400N | 0763200W |
| YOUNGSTOWN | YONGSTWN | 36 | 1 | A | N Y | ZQCE | 431500N | 0790300W |
| YOUNGSTOWN | YONGSTWN | 39 | 1 | B | OHIO | ZQEA | 411522N | 0804011W |
| YOUNTVILLE | YOUNTVLL | 06 | 1 | G | CAL | ZQGL | 382500N | 1222200W |
| YOZADAKE | YOZADAKE | JA | 7 | JAPAN | ZQGR | 260500N | 1274400E | |
| YPSILANTI | YPSILANT | 26 | 1 | D | MICH | ZQLL | 421400N | 0833700W |
| YREKA | YREKA | 06 | 1 | G | CAL | ZQMH | 414500N | 1223800W |
| YSLETA | YSLETA | 48 | 1 | E | TEX | ZQMP | 314154N | 1061928W |
| YUBA CITY | YUBA CY | 06 | 1 | G | CAL | ZQNY | 390500N | 1214000W |
| YUKI | YUKI | JA | 7 | JAPAN | ZQUH | 361800N | 1395200E | |
| YULEE | YULEE | 12 | 1 | C | FLA | ZQWB | 303754N | 0813624W |
| YUMA | YUMA | 04 | 1 | H | ARZ | ZQWY | 324000N | 1143900W |
| YUMA MARINE CORPS AIR STATION | YUMAMCAS | 04 | 1 | H | ARZ | ZRBF | 323923N | 1143618W |
| YUMA PROVING GROUND | YUMAPRGD | 04 | 1 | H | ARZ | ZRCG | 323730N | 1144045W |
| YUMURTALIK | YUMURTLK | TU | 5 | TURKY | ZREE | 364600N | 0354500E |