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Area Code 423

Area Code 423 was formed as a result in split of area code 615 in 1995.  Code 423 provides telephone services to two different areas located at the Eastern region of the Tennessee State of United States. The State of Tennessee is one of the East South Central States; the East South Central is one of the nine geographic divisions of United States of America. The particular division is composed of four States:

  • Alabama
  • Kentucky
  • Mississippi
  • Tennessee
The Code 423 was introduced for providing numbering relief to area code 615. The State of Tennessee is served by following area codes: 
  • Area Code 423 (Created in 1995)
  • Area Code 615 (Created in 1947)
  • Area Code 731 (Created in 2001)
  • Area Code 865(Created in 1999)
  • Area Code 901 (Created in 1947)
  • Area Code 931 (Created in 1997)
The Standard Time Zone followed by the code is Central Time Zone. Other Area Codes surrounding the 423 area code are:
  • West: Area Code 931
  • North: Area Code 606, Area Code 276
  • East: Area Code 336, Area Code 828
  • South: Area Code 256, Overlaid Area Code 706/762

List of Counties:

  • ANDERSON
  • BELL
  • BLEDSOE
  • BRADLEY
  • CAMPBELL
  • CARTER
  • CATOOSA
  • CLAIBORNE
  • COCKE
  • GRAINGER
  • GREENE
  • HAMBLEN
  • HAMILTON
  • HANCOCK
  • HAWKINS
  • JOHNSON
  • KNOX
  • LOUDON
  • MARION
  • MCMINN
  • MEIGS
  • MONROE
  • MORGAN
  • POLK
  • RHEA
  • ROANE
  • SCOTT
  • SEQUATCHIE
  • SULLIVAN
  • UNICOI
  • WALKER
  • WASHINGTON

List of Cities:


  • AFTON
  • APISON
  • ATHENS
  • BENTON
  • BIRCHWOOD
  • BLOUNTVILLE
  • BLUFF CITY
  • BRICEVILLE
  • BRISTOL
  • BULLS GAP
  • BUTLER
  • BYBEE
  • CALHOUN
  • CARYVILLE
  • CHARLESTON
  • CHATTANOOGA
  • CHUCKEY
  • CHURCH HILL
  • CLAIRFIELD
  • CLEVELAND
  • CLEVELD
  • COKER CREEK
  • COLLEGEDALE
  • COPPERHILL
  • COSBY
  • CUMBERLAND GAP
  • DAYTON
  • DECATUR
  • DEER LODGE
  • DEL RIO
  • DELANO
  • DUCKTOWN
  • DUFF
  • DUNLAP
  • EIDSON
  • ELGIN
  • ELIZABETHTON
  • ENGLEWOOD
  • ERWIN
  • ETOWAH
  • EVENSVILLE
  • FALL BRANCH
  • FARNER
  • FLAG POND
  • GATE CITY
  • GEORGETOWN
  • GRANDVIEW
  • GRAYSVILLE
  • GREENEVILLE
  • GUILD
  • HAMPTON
  • HARRIMAN
  • HARRISON
  • HARROGATE
  • HARTFORD
  • HELENWOOD
  • HIXSON
  • HUNTSVILLE
  • JACKSBORO
  • JASPER
  • JELLICO
  • JOHNSON CITY
  • JONESBOROUGH
  • KINGSPORT
  • KNOXVILLE
  • LA FOLLETTE
  • LANCING
  • LAUREL BLOOMERY
  • LIMESTONE
  • LOOKOUT MOUNTAIN
  • MADISONVILLE
  • MC DONALD
  • MIDDLESBORO
  • MIDWAY
  • MILLIGAN COLLEGE
  • MOHAWK
  • MOORESBURG
  • MORRISTOWN
  • MOSHEIM
  • MOUNT CARMEL
  • MOUNTAIN CITY
  • MOUNTAIN HOME
  • NEW TAZEWELL
  • NEWCOMB
  • NEWPORT
  • NIOTA
  • OAKDALE
  • OCOEE
  • OLD FORT
  • OLIVER SPRINGS
  • ONEIDA
  • OOLTEWAH
  • PARROTTSVILLE
  • PETROS
  • PHILADELPHIA
  • PIKEVILLE
  • PINEY FLATS
  • PIONEER
  • RELIANCE
  • RICEVILLE
  • RINGGOLD
  • ROAN MOUNTAIN
  • ROBBINS
  • ROCKWOOD
  • ROGERSVILLE
  • ROSSVILLE
  • RUGBY
  • RUSSELLVILLE
  • SALE CREEK
  • SEQUATCHIE
  • SHADY VALLEY
  • SIGNAL MOUNTAIN
  • SNEEDVILLE
  • SODDY DAISY
  • SOUTH PITTSBURG
  • SPEEDWELL
  • SPRING CITY
  • SUNBRIGHT
  • SURGOINSVILLE
  • SWEETWATER
  • TALBOTT
  • TAZEWELL
  • TELFORD
  • TELLICO PLAINS
  • TEN MILE
  • THORN HILL
  • TRADE
  • TURTLETOWN
  • UNICOI
  • VONORE
  • WARTBURG
  • WATAUGA
  • WHITESBURG
  • WHITESIDE
  • WHITWELL
  • WINFIELD

Leading institutions, ISPs and Telephone companies:

Some of the leading educational institutions are:
Some of the ISPs offering dialup and dedicated services are:
  • Ace Dialup     
  • Acer Access    
  • ACERX.NET    
  • Admiral Online    
  • Airewaves Broadband, LLC    
  • AIT Access    
  • AITAccess        
  • Alacrity Internet
Some of the main carriers and telephone companies are:
  • ALLTEL MOBILE COMMUNICATIONS, INC. - ALABAMA
  • ARDMORE TELEPHONE CO., INC.
  • BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL
  • CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
  • LEAP WIRELESS INTL, INC. DBA CRICKET COMM, INC.
  • MPOWER COMMUNICATIONS CORP. - CA
  • NEW CINGULAR WIRELESS PCS, LLC
  • O1 COMMUNICATIONS, INC. - CA
  • PAC - WEST TELECOMM, INC.
  • PACIFIC BELL
  • PAETEC COMMUNICATIONS, INC. - CA
  • QWEST CORPORATION
  • SOUTHERN COMMUNICATIONS SERVICES
  • SPRINT SPECTRUM L.P.- CA
  • TELCOVE INVESTMENT, LLC - AR
  • TW TELECOM OF CALIFORNIA LP - CA
  • USA MOBILITY WIRELESS, INC.
  • VERIZON CALIFORNIA INC.-CA (GTE)
  • WINDSTREAM ARKANSAS, INC.

Reverse Phone Check for areas registered with Code 423:

Reverse phone directory provides you the service of finding details on phone number. Mobile numbers are not explicitly listed because they are not a matter of public record ? so you can?t find details on mobile numbers on white directories.  Online reverse phone directories are on hand these days which offer you details about the number you need to know. Majority of these directories offer you services at no cost while some ask you to pay some fee.
You need to provide phone number to reverse directories and the directory will search for you. You will be provided with details about the owner such as name, address etc. If the phone number you need to search is starting with area code 423 then you should browse reverse number directory for areas assigned with that code 423.