Area Code 423 - Chattanooga, TN

Below is the information for Area Code 423
General Information for Area Code 423
Country United States
State/Province Tennessee
Major City Chattanooga
Time Zone Eastern (UTC-05:00)

Phone directory of numbers beginning with Area Code 423 Prefixes

Prefix Primary City County Phone Type
423-200 Morristown, TN Hamblen Landline
423-201 La Follette, TN Campbell Landline
423-202 Johnson City, TN Washington Landline
423-206 Morristown, TN Hamblen Landline
423-207 Kingsport, TN Sullivan Landline
423-208 Chattanooga, TN Hamilton Cell Number
423-209 Chattanooga, TN Hamilton Landline
423-210 Tellico Plains, TN Monroe Cell Number
423-212 Blountville, TN Sullivan Landline
423-213 Johnson City, TN Washington Cell Number
423-214 Englewood, TN Mcminn Cell Number
423-215 Oneida, TN Scott Cell Number
423-216 Benton, TN Polk Landline
423-217 Bristol, TN Sullivan Landline
423-218 Johnson City, TN Washington Landline
423-219 Copperhill, TN Polk Landline
423-220 Johnson City, TN Washington Landline
423-221 Chattanooga, TN Hamilton Landline
423-222 Morristown, TN Hamblen Landline
423-223 Oneida, TN Scott Landline
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Location Details

Area code is a type of numbering scheme used in telecommunication. It divides the territories of its member countries, the code is a three-digit code. The digits 0 and 1 applied for central office codes. Other digits were applied into geographic areas of the service territory.

  • 200: easily recognizable code (ERC)
  • 201: New Jersey
  • 202: Washington, D.C.
  • 203: Connecticut
  • and so on.

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