| Markham Eggenfelden | Central European Time | -06:00 |
| Markham Reeuwijk | Central European Time | -06:00 |
| Markham Wembley | United Kingdom Time | -05:00 |
| Markham Aviano | Central European Time | -06:00 |
| Markham Bella Vista | Eastern Australia Time | -14:00 |
| Markham Zandhoven | Central European Time | -06:00 |
| Markham Wemmel | Central European Time | -06:00 |
| Markham Te Awamutu | New Zealand Time | -16:00 |
| Markham Egelsbach | Central European Time | -06:00 |
| Markham Reedsport | Pacific Time | 03:00 |
| Markham Wellington | Eastern Australia Time | -14:00 |
| Markham Avihayil | Israel Time | -07:00 |
| Markham Belgrade | Mountain Time | 02:00 |
| Markham Whitefish | Mountain Time | 02:00 |
| Markham Wellington | United Kingdom Time | -05:00 |
| Markham Tealby | United Kingdom Time | -05:00 |
| Markham Égliseneuve-des-Liards | Central European Time | -06:00 |
| Markham Redován | Central European Time | -06:00 |
| Markham Weiz | Central European Time | -06:00 |
| Markham Avathanapatti | India Standard Time | -09:30 |
| Markham Belgrave | Eastern Australia Time | -14:00 |
| Markham Whiteman Air Force Base | Central Time | 01:00 |
| Markham Welch | Eastern Time | 00:00 |
| Markham Team Valley Trading Estate | United Kingdom Time | -05:00 |
| Markham Egnach | Central European Time | -06:00 |
| Markham Redruth | United Kingdom Time | -05:00 |
| Markham Wellin | Central European Time | -06:00 |
| Markham Avebury | United Kingdom Time | -05:00 |
| Markham Belfast | Eastern Time | 00:00 |
| Markham Whitesboro | Eastern Time | 00:00 |
| Markham Trichiana | Central European Time | -06:00 |
| Markham Subang | Western Indonesia Time | -11:00 |
| Markham Egina | Eastern European Time | -07:00 |
| Markham Remiremont | Central European Time | -06:00 |
| Markham Trexlertown | Eastern Time | 00:00 |
| Markham Aveley | Western Australia Time | -12:00 |
| Markham Belfort-du-Quercy | Central European Time | -06:00 |
| Markham Whiteville | Eastern Time | 00:00 |
| Markham Trevignano | Central European Time | -06:00 |
| Markham Suan Dok | Indochina Time | -11:00 |
| Markham Egyházasrádóc | Central European Time | -06:00 |
| Markham Remlingen | Central European Time | -06:00 |
| Markham Trevignano Romano | Central European Time | -06:00 |
| Markham Barjols | Central European Time | -06:00 |
| Markham Belforte del Chienti | Central European Time | -06:00 |
| Markham Whitewater | Central Time | 01:00 |
| Markham Trevescan | United Kingdom Time | -05:00 |
| Markham Subiaco | Western Australia Time | -12:00 |
| Markham Eichenzell | Central European Time | -06:00 |
| Markham Rende | Central European Time | -06:00 |