word | | Capital |
| Ashkhabad | Turkmenistan | name: Ashgabat (Ashkhabad) geographic coordinates: 37 57 N, 58 23 E time difference: UTC+5 (10 hours ahead of Washington, DC during Standard Time) |
| Asmara | Eritrea | name: Asmara (Asmera) geographic coordinates: 15 20 N, 38 56 E time difference: UTC+3 (8 hours ahead of Washington, DC during Standard Time) |
| Asmera | Eritrea | name: Asmara (Asmera) geographic coordinates: 15 20 N, 38 56 E time difference: UTC+3 (8 hours ahead of Washington, DC during Standard Time) |
| Assembly | Tanzania | ... have been transferred to Dodoma, which is planned as the new national capital, and the National Assembly now meets there on a regular basis; the Executive Branch with all ministries and diplomatic ... |
| Astana | Kazakhstan | name: Astana geographic coordinates: 51 10 N, 71 25 E time difference: UTC+6 (11 hours ahead of Washington, DC during Standard Time) note: Kazakhstan is divided into two time zones |
| Asuncion | Paraguay | name: Asuncion geographic coordinates: 25 16 S, 57 40 W time difference: UTC-4 (1 hour ahead of Washington, DC during Standard Time) daylight saving time: +1hr, begins first Sunday in October ... |
| Athens | Greece | name: Athens geographic coordinates: 37 59 N, 23 44 E time difference: UTC+2 (7 hours ahead of Washington, DC during Standard Time) daylight saving time: +1hr, begins last Sunday in March ... |
| Atlantic | Denmark | ... of Washington, DC during Standard Time) daylight saving time: +1hr, begins last Sunday in March; ends last Sunday in October note: applies to continental Denmark only, not to its North Atlantic components |
| atoll | Tokelau | none; each atoll has its own administrative center time difference: UTC+14 (19 hours ahead of Washington, DC during Standard Time) |
| attempt | Cuba | ... begins third Sunday in March; ends last Sunday in October; note - Cuba has been known to alter the schedule of DST on short notice in an attempt to conserve electricity for lighting |
| au | Haiti | name: Port-au-Prince geographic coordinates: 18 32 N, 72 20 W time difference: UTC-5 (same time as Washington, DC during Standard Time) daylight saving time: no DST planned for 2011 |