Area Code Search
Eastern time zone
Current Time in Johnstown: 07:25 PM
Johnstown Area Codes
Here is the current list of area codes in Johnstown, OH. There is currently 1 area code(s) in Johnstown. Search all the most up-to-date currently used Johnstown area codes below.
Eastern time zone
Current Time in Johnstown: 07:25 PM
| Area Code | State | City | Timezone |
|---|---|---|---|
| 740 | Ohio | Johnstown | Eastern |