Area Code 603
Area code 603 serves New Hampshire, including New Hampshire. It is listed as a geographic area code in United States.
Area Code 603 Summary
- Area code
- 603
- Region
- New Hampshire
- Country
- United States
- Major cities
- New Hampshire
- Timezone
- ET
- Current local time
- ET: 4:09amET: 4:09am
- Type
- geographic
- Overlays
- None listed
Related New Hampshire Area Codes
No related area codes are listed for this region in the current dataset.