Area code · New Hampshire
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The 603 area code covers all of New Hampshire, from Manchester and Nashua down through Concord, Dover, Rochester, Keene, Portsmouth, and Derry. It's the only area code in the state, so a 603 number reads as local anywhere in New Hampshire. Pick it in the Ghost app and you can start calling and texting with it in minutes.
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Why choose a 603 virtual phone number?
Look like a New Hampshire local
If you're selling something online, dating, or job hunting in the state, a 603 number signals you're from here. People in Manchester or Nashua are more likely to answer a call that starts with a number they recognize.
Keep your number if you move away
If you're leaving Concord, Dover, or Portsmouth for another state, you can keep a 603 number so friends, family, and old contacts don't need a new number for you.
Moving to New Hampshire before you get there
If you're relocating to Manchester, Rochester, or Keene, setting up a 603 number ahead of time lets you start apartment hunting and job hunting like you already live there.
Separate work and personal life
Give out a 603 number for job applications or side gigs based around Nashua or Derry, and keep your main number private.
One number for the whole state
Because 603 covers every city in New Hampshire without any overlay, a single number works the same whether you're calling someone in Manchester or Portsmouth.
How to get a 603 phone number
- 1
Pick your area code
Choose any 603 area code, or any other US or Canadian code.
- 2
Choose your number
See available numbers instantly and pick the one you like.
- 3
Start calling and texting
Your number works over WiFi or data for everyday calling and texting. No SIM card, no new phone plan.
- 4
Stay in control
Mute it, set it to Do Not Disturb, or delete and replace it whenever you want.
Ghost can't be used for 911 or emergency calls, so keep your regular line for those.
Get My 603 NumberAbout the 603 area code
Area code
603
State
New Hampshire
Cities served
12+
The 603 area code serves the entire state of New Hampshire, including Manchester, Nashua, Concord, Dover, Rochester, Keene, Portsmouth, and Derry. Whether you're in the biggest city or a smaller town, the same area code applies.
There are no overlay codes in this region. 603 stands alone as the single area code for all of New Hampshire, so you never have to worry about mismatched codes for local numbers.
New Hampshire runs on the America/New_York timezone. Calling or texting anyone in Manchester, Nashua, or Portsmouth means you're working on Eastern Time with no timezone math needed within the state.
Coverage from public numbering and census data. Sources
Local economy
Why do business in Manchester?
The 603 area code spans New Hampshire's main economic centers, from the manufacturing and healthcare hubs around Manchester and Nashua to the college towns and coastal communities further out.
Manufacturing
Southern New Hampshire, including Manchester and Nashua, has a long-standing base of advanced manufacturing and precision industry that draws workers from across the state.
Healthcare
Hospitals and medical centers in Manchester, Concord, and Dover employ a large share of the region's workforce and serve patients from across New Hampshire.
Education
Colleges and school systems in cities like Keene and Durham anchor local economies and bring a steady flow of students and staff into the 603 area.
603 numbers by city
Frequently asked questions
How fast can I get a 603 phone number?
You can choose a 603 number in the Ghost app and start using it in minutes. No paperwork, no waiting on a carrier.
Which cities use the 603 area code?
603 covers Manchester, Nashua, Concord, Dover, Rochester, Keene, Portsmouth, and Derry, which together make up the full range of New Hampshire's cities and towns.
Can I keep my 603 number if I move out of New Hampshire?
Yes. Your 603 number stays with you in the Ghost app no matter where you move, so contacts back home don't need to learn a new number.
What does Ghost Premium cost?
Ghost Premium is $60 every 2 months and includes 5 phone numbers, unlimited calling and texting in the US and Canada, your choice of area code, and the ability to delete and replace your number. Cancel anytime. No contracts.
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