General:
* Attained
* Achieved
* Arrived at
* Got to
* Made it to
* Came to
* Accomplished
Specific to physical location:
* Arrived
* Came
* Got there
* Reached the destination
* Landed
Specific to a goal or objective:
* Fulfilled
* Completed
* Succeeded in
* Accomplished
* Realized
* Achieved
Specific to a conclusion or decision:
* Determined
* Decided
* Concluded
Specific to communication:
* Contacted
* Connected with
* Got through to
Please provide more context about how "reached" is being used in your sentence, and I can give you a more accurate synonym.