UMMOA Time
Time Zone Data
| Atoll/Island | GMT/UTC |
| Cyberterra | +1 |
| Wake Island | +12 |
| Howland Island | -11* |
| Baker Island | -11* |
| Midway Atoll | -11 |
| Johnston Atoll | -10 |
| Kingman Reef | -10* |
| Palmyra Atoll | -10* |
| Jarvis Island | -10* |
| Navassa Island | -5 |
| Bajo Nuevo Bank | -5 |
| Serranilla Bank | -5 |
* Nota Bene: most websites give erroneous time data regarding some islands/atolls of UMMOA.