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.

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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 | |||||||
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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.

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.Â

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.

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

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

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

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

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

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

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.

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.

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.

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.

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.

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.

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.Â
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.Â
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.Â
423 Area Code follows Eastern and Central Standard Timezones.Â
It depends on the features provided by the service provider. With KrispCall, 423 Area Code supports phone calls, text messages, and multimedia messages.Â
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.Â
Some popular 423 Area Code phone number carriers are
- South Central Bell
- Centurylink
- Level 3
- Us Lec
- Comcast Phone
- Highland Telephone Cooperative
- Tellico Telephone
- Verizon Wireless
- Cingular
- Sprint
- United States Cellular –
- T-mobile
- Cricket
- Powertel Atlanta Licenses
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.