423 Area Code

Get a 423 Area Code Phone Number in Chattanooga (TN), Instantly

Obtain various landline, toll-free and vanity numbers with Area Code 423, regardless of the base of your operations for your personal and business communications. Personalize your business communication with Area Code 423 and enjoy the following advantages.

Localize your business in Chattanooga, Johnson City, and Kingsport.
Easy setup, Quick activation, Effortless Termination.
Share 423 Area Code numbers to synchronize communications across multiple devices.
Upgraded Scalability and Flexibility with 423 Area Code numbers.
Cutting-edge communication features that improve customer service and employee productivity.
423 area code location
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Area Code 423 Location: Where is 423 Area Code Coming From?

Area Code 423 is a local phone code in central Tennessee that serves 26 counties. It serves counties like Hamilton, Sullivan, Washington, and Bradley.

On the side is the tabular illustration of the top 30 locations (based on the population) served or covered by Area Code 423 in Tenessee.

City/Town Country TimeZone
Chattanooga, TN Hamilton Eastern
Johnson City, TN Washington Eastern
Kingsport, TN Sullivan Eastern
Cleveland, TN Bradley Eastern
Morristown, TN Hamblen Eastern
Bristol, TN Sullivan Eastern
East Ridge, TN Hamilton Eastern
Greeneville, TN Greene Eastern
Elizabethton, TN Carter Eastern
Athens, TN McMinn Eastern
Soddy-Daisy, TN Hamilton Eastern
Middle Valley, TN Hamilton Eastern
Red Bank, TN Hamilton Eastern
Bloomingdale, TN Sullivan Eastern
Collegedale, TN Hamilton Eastern
Harrison, TN Hamilton Eastern
Signal Mountain, TN Hamilton Eastern
La Follette, TN Campbell Eastern
Dayton, TN Rhea Eastern
Newport, TN Cocke Eastern
Colonial Heights, TN Sullivan Eastern
South Cleveland, TN Bradley Eastern
Church Hill, TN Hawkins Eastern
Erwin, TN Unicoi Eastern
Sweetwater, TN Monroe Eastern
Mount Carmel, TN Hawkins Eastern
Jonesborough, TN Washington Eastern
Dunlap, TN Sequatchie Central
Madisonville, TN Monroe Eastern
Oak Grove, TN Washington Eastern
Show more  show less

How to quickly buy a 423 Area Code phone number?

To buy a 423 Area Code number, sign up with KrispCall; go to Settings> My Number > Add New Number > Select USA > Advanced Filter > Enter 423 and match to the first part of the number>Click Search. Then choose your 423 number, make payment & start making communications after the number activation.

area code 423 cities

423 Area Code History – Where Does a 423 Area Code Originate?

423 Area Code originated in 1995 after splitting from Area Code 615. It was the first new Area Code in 41 years in Tennessee.

It was created to reduce all the exhausting phone numbers. Since Area Code 423 was divided in 1999, specific phone numbers had to be updated to Area Code 865. Tennessee’s share of the Eastern Time Zone is 423; it roughly follows the Eastern and Central time zones’ boundaries.

Why Choose 423 Area Code Number for Business?

Get everything with the 423 Area Code number, from establishing a local presence to unleashing the power of advanced communication features. Utilize the benefits of the 423 Area Code, regardless of the size of your business. 

Establish a local presence in Tennessee's Central region: Localize and represent your brand as a local brand in the cities of central Tennessee with 423 Area Code phone numbers. Prove to locals that you care about them, are passionate about serving them, and outperform your competitors.
Elevate your acceptance rate and boost your sales: Increase your revenues and sales rate with 423 local and vanity numbers. Boost your call acceptance rate and gain local’s trust. Improve employee productivity and provide excellent customer service.
No special equipment is required: To get started with 423 Area Code phone numbers, no additional hardware or special equipment is required. You can carry on your business communications with your existing devices such as mobile, laptops, PCs tablets. All you need to do is download the KrispCall app.
Powerful standard PBX system features: Utilize and get familiar with all the PBX features with 423 phone numbers with KrispCall mobile app. Explore advanced communication features like ACD, Call Recording, Call Monitoring, Number Sharing, Call Barging, Phone Trees (IVR), etc., for reliable communication management for your company.
423 area code number

Access Powerful VoIP Features with your 423 Area Code Business Phone Number

Integrate the latest and most enhanced calling features into your communications with 423 Tenessee Area Code Numbers. Automate calls, integrate third-party software, analyze communications, and prepare reports effortlessly using VoIP features.

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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

Allow yourself some time to get external assistance or research details whenever necessary by keeping calls on hold. Keep your callers content by any means.

Inteligent Call Routing

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

Keep a record of client calls to monitor team performance and client requests. Train employees and improve customer service using recorded calls.

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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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Allow your callers to leave their queries or information as voicemail even when you aren’t available. You can always get back in touch with them sooner or later.

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

Using insight-driven data about phone call analytics, optimize your marketing campaigns, customer service, and team performance.

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Contact Tags

Utilize the contact tags feature to organize clients and teams. Your dashboard can be customized to make navigation easier by tagging contacts.

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Call History

On one dashboard, you can view the history of all conversations, your incoming and outgoing call logs, and all messages.

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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.

Call Transfer

Make sure you don’t keep your clients waiting. Provide customers with an instant option to be transferred to another agent or line that can better address their questions.

Unified Callbox

With an all-in-one dashboard that manages calls, SMS messages, and voicemails, you can instantly stay in touch with your team and customers without switching apps.

Custom Greeting

Provide your clients with a better calling experience. Make your customers’ calls more comfortable by recording personalized greetings & messages.

Areas of Application for Area Code 423 Phone Number

Practical ways businesses use 423 Area Code numbers.

Businesses can integrate 423 Area Code numbers to localize their business in Central Tennessee while streamlining communication for enhanced business productivity and exceptional customer experience.

For business phone systems

Employers can assign 423 Area Code numbers to their employees as a dedicated second number. It will allow businesses to track all the employee’s call activities and locations while providing them with private space for communications.

For business phone systems

Get multiple phone numbers with 423 Area Code to set up a local presence in central Tenessee. Save a fortune in business communication utilizing 423 Area Code phone numbers with KrispCall.

Cloud call center 786 phone number

Lower your outbound call rates with 423 Area Code numbers in your call center software. Benefit from 423 Area Code numbers to set up a call center without having to set up heavy equipment.

For proper marketing and sales

Use different toll-free and custom vanity numbers for sales and advertisement. Increase your investment in the top performers, and eliminate the underperformers at any time. You can do everything as your wish.

Other areas of application

The advanced communication features of the 423 Area Code allow you to use it for various uses, including home security. Use it everywhere, anytime you wish to make or receive calls, send or receive text messages, or MMS.

How to get a 423 Area Code Phone Number Online?

Krispcall makes it easy for you to get 423 Area Code phone numbers. Buy a new 423 Area Code phone number after completing the steps in a few moments. You should have valid payment details to complete the process.

Choose USA from the country list, enter 423 in the advanced filter, and search
Pick your number and purchase it.
Complete the payment process.
Submit the necessary documents for verification.
423 area code phone number

Nearby Area Codes

Location Area Code
Knoxville, TN 865
Jackson, TN 731
Murfreesboro, TN 615/629
Clarksville, TN 931
Memphis, TN 901

Frequently Asked Questions

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423 Area Code is an Area Code in the NANP (North American Numbering Plan), created due to the split of the 615 Area Code in 1995. It serves across the far eastern regions of Tennessee. It incorporates 26 counties: Hamilton, Washington, Sullivan, and Bradley, among 22 others. It serves several major cities like Chattanooga, Johnson City, Kingsport, and Cleveland, among smaller communities in their suburbs.

Country USA
State Minnesota
Major cities Chattanooga, Johnson City, Kingsport
Time Zone Eastern/Central
Telephone number format +1(423)-XXX-XXXX
Zip code 37341, 37348, 37694, 37311

423 Area Code is in the United States of America, Tennessee(TN). It serves 26 counties such as Hamilton, Sullivan, Washington, Bradley, Greene, Hamblen, Carter, Hawkins, McMinn, and others. And major cities like  Chattanooga, Johnson City, Kingsport, Cleveland, etc. 

Most cities and communities of the 26 counties in the far eastern regions of the US state of Tennessee have the 423 Area Code. Chattanooga, Johnson City, Kingsport, and Cleveland are major cities under its service

No, the 423 Area Code is not in California. 423 Area Code serves 26 counties of Tennessee, whereas California has Area Codes like  213,209, 415, 530, etc. 

423 Area Code is designed to serve central Tennessee and the north-south of Knoxville. It is part of the NANP(North American Numbering Plan), and it is the only code that serves the area. 

423 Area Code follows Eastern and Central Standard Timezones. 

It depends on the features provided by the service provider. With KrispCall, 423 Area Code supports phone calls, text messages, and multimedia messages. 

Area Code 423 can sometimes be a scam if you don’t obtain it from a legit service provider. Usually, free virtual phone numbers with 423 Area Codes are scams. Always get 423 Area Code phone numbers from legit and reputed VoIP providers like KrispCall. 

Anyone who has a hold of a 423 Area Code phone number can make an outbound call. It can be a real business call or even a scam call. Always research their online presence and do some background checks (code lookup, caller id, & phone lookup) on the caller using their provided information on the call.

423 Area Code serves numerous counties and cities in Tenessee. They have a wide range of Zip codes. Chattanooga has 37341-37450, Johnson City has 37601-37694, Kingsport has 37617-37669, and Cleveland has 37311-37364.