Type: Infrastructure
Purpose: Shipping resources and equipment, trading with other players
Upgrading: Increases number of transports used simultaneously
Utilizing the exchange post you can transfer resources and inventory across your cities. The Exchange Post also allows you to buy and sell resources and equipment from other players.
required buildings
Command Center at level 2Engineering Facility at level 1
building cost at level
| level |  |  |  |  |
| 1 | 528 | 132 | 132 | 0:03:45 |
| 2 | 696 | 174 | 174 | 0:04:41 |
| 3 | 919 | 229 | 229 | 0:05:51 |
| 4 | 1214 | 303 | 303 | 0:07:19 |
| 5 | 1602 | 400 | 400 | 0:09:09 |
| 6 | 2115 | 528 | 528 | 0:11:26 |
| 7 | 2793 | 698 | 698 | 0:14:18 |
| 8 | 3686 | 921 | 921 | 0:17:52 |
| 9 | 4866 | 1216 | 1216 | 0:22:21 |
| 10 | 6423 | 1605 | 1605 | 0:27:56 |
| 11 | 8479 | 2119 | 2119 | 0:34:55 |
| 12 | 11.2 K | 2798 | 2798 | 0:43:39 |
| 13 | 14.8 K | 3693 | 3693 | 0:54:34 |
| 14 | 19.5 K | 4875 | 4875 | 1:08:12 |
| 15 | 25.7 K | 6435 | 6435 | 1:25:15 |
| 16 | 34.0 K | 8495 | 8495 | 1:46:34 |
| 17 | 44.9 K | 11.2 K | 11.2 K | 2:13:13 |
| 18 | 59.2 K | 14.8 K | 14.8 K | 2:46:32 |
| 19 | 78.2 K | 19.5 K | 19.5 K | 3:28:10 |
| 20 | 103.2 K | 25.8 K | 25.8 K | 4:20:12 |