Harrison City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 207 | US | Maine - ME | Harrison | Eastern | Details |
| 208 | US | Idaho - ID | Harrison | Mountain / Pacific | Details |
| 308 | US | Nebraska - NE | Harrison | Central / Mountain | Details |
| 406 | US | Montana - MT | Harrison | Mountain | Details |
| 513 | US | Ohio - OH | Harrison | Eastern | Details |
| 870 | US | Arkansas - AR | Harrison | Central | Details |
| 989 | US | Michigan – MI | Harrison | Eastern | Details |