| Letter | Maximum elevation | Country | % Correct |
|---|---|---|---|
| O | 3009 m (9,872 ft) | Oman | 96%
|
| Y | 3666 m (12,028 ft) | Yemen | 96%
|
| Q | 103 m (338 ft) | Qatar | 94%
|
| Z | 2329 m (7,641 ft) | Zambia | 92%
|
| A | 402 m (1,319 ft) | Antigua and Barbuda | 90%
|
| D | 171 m (561 ft) | Denmark | 88%
|
| H | 1014 m (3,327 ft) | Hungary | 88%
|
| K | 81 m (266 ft) | Kiribati | 88%
|
| T | 5 m (15 ft) | Tuvalu | 88%
|
| V | 75 m (246 ft) | Vatican City | 88%
|
| E | 318 m (1,043 ft) | Estonia | 87%
|
| J | 1854 m (6,083 ft) | Jordan | 87%
|
| B | 63 m (207 ft) | Bahamas | 85%
|
| N | 65 m (213 ft) | Nauru | 85%
|
| F | 782 m (2,566 ft) | Federated States of Micronesia | 83%
|
| P | 242 m (794 ft) | Palau | 83%
|
| M | 5 m (17 ft) | Maldives | 81%
|
| U | 514 m (1,685 ft) | Uruguay | 81%
|
| I | 1038 m (3,406 ft) | Ireland | 79%
|
| L | 294 m (964 ft) | Lithuania | 75%
|
| G | 64 m (210 ft) | Gambia | 71%
|
| C | 1420 m (4,659 ft) | Central African Republic | 69%
|
| S | 164 m (537 ft) | Singapore | 65%
|
| R | 1020 m (3,346 ft) | Republic of the Congo | 58%
|