Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Asbury Community Chapel | Church | 284 | Dubuque | 42 30 52 N | 090 45 05 W |
| Asbury Fire Department | Building | 284 | Dubuque | 42 30 52 N | 090 45 05 W |
| Asbury Methodist Cemetery | Cemetery | 283 | Dubuque | 42 30 49 N | 090 45 19 W |
| Asbury Park | Park | 322 | Cerro Gordo | 43 08 56 N | 093 09 43 W |
| Asbury Police Department | Building | 284 | Dubuque | 42 30 52 N | 090 45 05 W |
| Asbury Post Office (historical) | Post Office | 284 | Dubuque | 42 30 52 N | 090 45 05 W |
| Asbury Road Bible Chapel | Church | 284 | Dubuque | 42 30 52 N | 090 45 05 W |
| Asbury School (historical) | School | 222 | Scott | 41 29 39 N | 090 41 02 W |
| Asbury United Methodist Church | Church | 210 | Des Moines | 40 47 07 N | 091 05 54 W |
| Asbury United Methodist Church | Church | 321 | Hamilton | 42 28 01 N | 093 49 18 W |
| Asbury United Methodist Church | Church | 243 | Linn | 41 57 07 N | 091 40 21 W |
| Asbury United Methodist Church | Church | 230 | Washington | 41 28 04 N | 091 50 18 W |
| Asbury United Methodist Church | Church | 390 | Winnebago | 43 25 10 N | 093 31 53 W |
| Ascension Church | Church | 259 | Linn | 42 01 15 N | 091 35 14 W |
| Ascension Lutheran Church | Church | 287 | Black Hawk | 42 30 26 N | 092 23 46 W |
| Ascension Lutheran Church | Church | 355 | Carroll | 41 52 04 N | 094 40 42 W |
| Ascension Lutheran Church | Church | 210 | Clinton | 41 58 03 N | 090 22 58 W |
| Ascension Lutheran Church | Church | 281 | Story | 42 01 40 N | 093 36 51 W |
| Ascot | Populated Place | 302 | Pottawattamie | 41 24 49 N | 095 53 54 W |
| Ascot (historical) | Locale | 302 | Pottawattamie | 41 24 49 N | 095 53 54 W |
| Ascot Post Office (historical) | Post Office | 302 | Pottawattamie | 41 24 49 N | 095 53 54 W |
| Ash Branch | Stream | | Taylor | 40 45 56 N | 094 36 49 W |
| Ash Field | Locale | 256 | Polk | 41 35 51 N | 093 35 11 W |
| Ash Grove | Populated Place | 230 | Davis | 40 52 15 N | 092 33 11 W |
| Ash Grove Post Office (historical) | Post Office | 230 | Davis | 40 52 15 N | 092 33 11 W |
| Ash Park | Park | 262 | Linn | 41 55 42 N | 091 25 40 W |
| Ash Post Office (historical) | Post Office | 347 | Humboldt | 42 53 35 N | 094 01 49 W |
| Ashawa | Populated Place | 267 | Polk | 41 34 20 N | 093 45 23 W |
| Ashawa (historical) | Locale | 267 | Polk | 41 34 20 N | 093 45 23 W |
| Ashawa Park | Park | 277 | Polk | 41 34 02 N | 093 45 29 W |