| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Adelphi | city | Saint Andrew | Grenada | 12.10 | -61.67 | 1669 | 30585 |
| Adelphi | city | Saint James | Jamaica | 18.45 | -77.79 | 830 | 30282 |
| Adelphi | city | Tobago | Trinidad and Tobago | 11.21 | -60.72 | 830 | 18818 |
| Adelphi | city | Charlotte | St. Vincent & Grenadines | 13.18 | -61.13 | 0 | 17586 |
| Adelphi | city | Iowa | United States | 41.53 | -93.43 | 830 | |
| Adelphi | city | Maryland | United States | 39.00 | -76.97 | 131 | |
| Adelphi | city | New York | United States | 40.68 | -73.96 | 95 | |
| Adelphi | city | Ohio | United States | 39.47 | -82.75 | 830 | |
| Adelphi | city | United States Virgin Islands | United States | 18.35 | -64.98 | 0 | |
| Adelphi Park | city | Maryland | United States | 38.99 | -76.97 | 98 | |
| Adelphi Park Estate | city | Singapore | 1.35 | 103.83 | 3 | 1001864 | |
| Adelphia | city | Saint Andrew | Grenada | 12.10 | -61.67 | 1669 | 30585 |
| Adelphia | city | New Jersey | United States | 40.22 | -74.26 | 98 |