Marathon City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 242 | Marathon | Details | |||
| 305 | US | Florida - FL | Marathon | Eastern | Details |
| 607 | US | New York - NY | Marathon | Eastern | Details |
| 712 | US | Iowa - IA | Marathon | Central | Details |
| 715 | US | Wisconsin - WI | Marathon | Central | Details |
| 807 | Canada | Ontario | Marathon | Eastern / Central | Details |