General distance:
* Distant
* Faraway
* Far-off
* Outlying
* Isolated
* Secluded
* Sparsely populated
Technology:
* Wireless
* Virtual
* Online
* Tele- (prefix for teleworking, telehealth, etc.)
Other:
* Unrelated
* Extraneous
* Unconnected
* Separate
Example:
* "The island is a remote location." -> "The island is a distant location."
* "I work remotely." -> "I work virtually."
It's important to consider the specific meaning of "remote" in your context to choose the most appropriate synonym.