603 Area Code

Get a 603 Area Code Phone Number in Manchester (NH), Instantly

Obtain multiple 603 Area Code local and vanity phone numbers for private and business pursuits from wherever you are. Regardless of the stature of your business, incorporate New Hampshire 603 Area Code numbers into your business.

Localize your business in the entire state of New Hampshire.
Quick Setup - Instant Activation - Effortless Termination Anytime.
Share 603 Area Code numbers to synchronize communications across multiple devices.
Exceptional Flexibility & Scalability with 603 Area Code Numbers.
Cutting-edge communication features for employee productivity & customer experience.
603 area code location

Own 603 Area Code Phone Number

Area Code 603 Location: Where is 603 Area Code Coming From?

Area Code 603 is the only telephone area code in the NANP (North American Numbering Plan) for the U.S. state of New Hampshire. In October 1947, it was introduced as an original 86 numbering plan areas and serves the entire state.

It has been serving 10 counties encompassing several communities and cities like Manchester, Portsmouth, David Brooks, Concord, and Keene.

The table on the side illustrates the top locations (cities and communities) served by Area Code 603 in the US state of New Hampshire:

City/Town County TimeZone
Manchester, NH Hillsborough Eastern
Nashua, NH Hillsborough Eastern
Concord, NH Merrimack Eastern
Dover, NH Strafford Eastern
Rochester, NH Strafford Eastern
Keene, NH Cheshire Eastern
Derry, NH Rockingham Eastern
Portsmouth, NH Rockingham Eastern
Laconia, NH Belknap Eastern
Claremont, NH Sullivan Eastern
Lebanon, NH Grafton Eastern
Somersworth, NH Strafford Eastern
Londonderry, NH Rockingham Eastern
Durham, NH Strafford Eastern
Berlin, NH Coos Eastern
Exeter, NH Rockingham Eastern
North Woodstock, NH Grafton Eastern
Center Barnstead, NH Belknap Eastern
Center Ossipee, NH Carroll Eastern
West Chesterfield, NH Cheshire Eastern
North Conway, NH Carroll Eastern
West Lebanon, NH Grafton Eastern
Mirror Lake, NH Carroll Eastern
Twin Mountain, NH Coos Eastern
Alton Bay, NH Belknap Eastern
Rye, NH Rockingham Eastern
Center Harbor, NH Belknap Eastern
Bretton Woods, NH Coos Eastern
Hampton, NH Rockingham Eastern
North Sandwich, NH Carroll Eastern
Center Conway, NH Carroll Eastern
East Kingston, NH Rockingham Eastern
Gilmanton Iron, NH Belknap Eastern
North Stratford, NH Coos Eastern
Rye Beach, NH Rockingham Eastern
Concord Monitor, NH Merrimack Eastern
North Walpole, NH Cheshire Eastern
Show more  show less

How to buy a 603 area code phone number?

To buy a 603 Area Code number, sign up with KrispCall; go to Settings > My Number > Add New Number > Select USA > Advanced Filter > Enter 603 and match to the first part of the number > Click Search. Then choose your 603 number, make payment & start making & receiving calls and texts after the number activation.

603 area code cities

603 Area Code History – Where Does a 603 Area Code Originate?

603 Area Code is one of the 86 original area codes introduced in the North American Numbering Plan (NANP) in October1947. It is one of twelve Area Codes serving an entire state. It was going to exhaust in 2011, which initiated an idea for implementing an overlay code in 2013.

However, changes in allocation policies and reclamation of previous number pools have extended its exhaustion till 2032. Before 2021, It followed the seven-digit dialing format, which became a problem for exchanges. The New Mexico Public Utility Commissions transitioned the area code into a 10digit dialing framework to address public demands.

Why Choose 603 Area Code Number for Business?

From establishing a local presence in New Hampshire state to relishing the power of enhanced communication features – get everything with 603 New Hampshire Area Code numbers for your business communications. Capitalize on the local markets while delivering exceptional customer experience.

Establish a local presence in New Hampshire state:
Establish your business’ local presence in New Hampshire with 603 Area Code business numbers. Regardless of your business stature and operational base, become a part of the locals and capitalize on local markets.
Elevate your acceptance rate and boost sales:
Win over the Manchester locals and their trust with 603 Area Code local and vanity numbers. Simplify your agents' tasks and elevate their conversion rates. Ensure greater local acceptance, boosting your sales and business revenue.
No special equipment is required:
Downloading the KrispCall app is all it takes. Use 603 phone area code numbers on your existing digital devices–laptop, PC, tablet, or anything else. Don’t worry about new hardware installations. Get going with whatever you have.
Powerful standard PBX system features:
Relish every PBX feature of 603 business phone numbers with the KrispCall app. Unleash the power of enhanced calling features, like Number Sharing, ACD, Call Monitoring, Call Barging, Call Recording, etc., for efficient enterprise communication management.
603 area code number

Access Powerful VoIP Features with your 603 Area Code Business Phone Number

Streamline your business communication among your team members and customers by investing in 603 business phone numbers. Regardless of the stature of your business, take advantage of Area Code 603 phone numbers.

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Global Calling

Expand your customer base worldwide with Krispcall global calling features for making instant calls across borders.

Call on Hold
Calls On Hold

Keep the calls on hold to get further support/assistance for the clients whenever necessary, without losing their calls.

Call Transfer

Instantly route customer calls to another line or agent who can better deal with their queries. Don’t keep your clients waiting

Shared Number

Number-sharing option allows you to receive calls across multiple devices. Improve your customer response by eliminating missed calls.

Call Forwarding

Instantly route business calls to your cellphones and landlines whenever necessary. Make sure you are not missing out on clients when not in the office.

Call Recording icon
Call Recording

Record calls to monitor client requests and team performance. Use recorded calls as a guide for improving customer service and employee training.

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Call Filters

Narrow down the call logs with Krispcall call filters. Efficiently screen through your incoming, outgoing, and missed calls.

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Don’t lose touch with your clients when you are unavailable. Allow clients to drop you a voicemail so their queries never go missing.

DND mode for Agents
DND mode for Agents

Switch to the Do Not Disturb mode and automatically shift incoming calls to voicemails to increase your focus on the work at hand.

Call Analytics Icon
Call Analytics

Optimize your marketing campaigns, call handling and team performance with insight driven phone call analytics data.

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Contact Tags

Sort clients and teams using the contact tags feature. Tag contacts to customize your dashboard for better navigation.

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Call History

View the entire conversation history, incoming and outgoing call logs, and messages in one unified dashboard.

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Caller ID

Set location-based caller IDs for outbound international calls. Localize your number to improve the chances of reaching potential customers in new markets.

Unified Callbox

Connect with your team and customers instantly without switching apps, using an all-in-one dashboard that handles calls, SMS messages, voicemails, and multiple other options.

Custom Greeting

Enhance the calling experience for your clients. Record personalized greeting messages, so your customers feel comfortable during calls.

Areas of Application for Area Code 603 Phone Number

Practical ways businesses use 603 Area Code numbers.

Businesses can incorporate 603 Area Code numbers to localize their business in New Hampshire while streamlining communication for enhanced business productivity and unparalleled customer experience.

734 area code for business phone systems

Businesses can assign 603 Area Code numbers to their employees as their dedicated
second phone numbers. It helps them track employees’ consensual communication activities and whereabouts while helping employees manage their private communications.

734 area code for business phone systems

Use Area Code 603 numbers for your business phone systems in New Hampshire state. Facilitate your customers with a local call to reach you cheaply and vice versa. More importantly, establish your business as a local to impact greater audiences.

Cloud call center 786 phone number

Low-cost calling rates with local Area Code 603 phone numbers in New Hampshire. A cloud call or contact center can use these numbers to save a fortune in business communications, especially in the long run.

For proper marketing and sales

Create and deploy multiple vanity phone numbers using the 603 Area Code and track your marketing and sales campaigns. Invest in the ones that perform and revoke the ones that are not. A practical way to market and sell your products and services.

Other areas of application

Use 603 phone area code numbers anywhere that involves making and receiving calls, sending and receiving text messages, or MMS. From personal use (social media to location tracking) to SMB sectors to large enterprises.

How to get a 603 Area Code Phone Number Online?

Purchasing 603 Area Code Phone Numbers takes only a few minutes with KrispCall. You can follow the steps to obtain an Area Code 603 phone number in minutes. All you need is a valid payment detail.

From the country list, choose the USA and input 603 in the advanced filter & search.
Choose a number from the list and purchase the number.
Make payments after you've selected the number.
Submit your necessary documents for verification if required.
603 area code phone number

Nearby Area Codes

Area/City Area Code(s)
Vermont 802
Portland, ME 207
Springfield, MA 413
Lowell, MA 351 / 978

Frequently Asked Questions

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603 Area Code is one of the original area codes introduced by NANP (North American Numbering Plan) that serves the entire state of New Hampshire. It was introduced in 1947 to serve 10 counties, including major cities like Manchester, Concord, Dover, and Rochester.

Country USA
State New Hampshire
Major cities Manchester, Concord, Dover, and Rochester
Time Zone Eastern
Telephone number format +1 (603) XXX-XXXX
Zip code 03031-03897

The 603 Area Code is located in New Hampshire State, USA. It serves 10 counties: Hillsborough, Rockingham, Merrimack, Strafford, and Grafton, among others. Some major cities of its service include Manchester, Concord, and Keene.

All the cities and communities of the US state of New Hampshire have the 603 Area Code. It has been serving these cities since 1947.

The time zone of the 603 Area Code is Eastern Timezone & follows Eastern Standard Time & Eastern Daylight Time (Eastern Daylight Saving Time).

The 603 Area Code phone number supports text messages depending on the features provided by the service provider. With KrispCall, 603 Area Codes support local calling, text messages, custom greetings, global call forwardings, international calling, call recording, and multimedia messages.

Area Code 603 can sometimes be a scam if you do not acquire it from a legitimate service provider. Usually, free virtual phone numbers with 603 Area Codes are scams. Always get 603 Area Code phone numbers from legitimate VoIP providers like KrispCall.

Anyone with a 603 Area Code local phone number can call outbound. It can be a legitimate business call or even a scam call. Always check their online presence and do some background checks (code lookup, caller id, & reverse phone lookup) on the caller using their provided information on the call.

The zip code for the 603 area code ranges from 03031 – 03897. 603 Telephone Area Code serves numerous cities/towns in 10 counties of New Hampshire. They have a range of zip codes. Amherst (Hillsborough County) has the lowest code, 03031, and Wonalancet (Carroll County) has the highest code, 03897, as Zip codes.