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Johnson City, TN Area Code

Johnson City, Tennessee (population 74,943) uses area code 423.

Area code423
Time zoneEastern
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Johnson CityChattanoogaKingsportClevelandMorristownBristolEast RidgeGreenevilleAthensElizabethtonSoddy-DaisyRed BankMiddle ValleyJohnson City
Johnson City and nearby cities in area code 423

Carriers with Johnson City numbers

67 prefixes are assigned to the Johnson City exchange: 22% mobile, 21% VoIP and cable, 57% landline.

CarrierPrefixes
Lumen (CenturyLink)22
T-Mobile7
AT&T Mobility6
Onvoy (Sinch)4
Nuso3
Lumen (Level 3)2
Spok2
Paetec Itel2

Area codes used in Johnson City

Area codePrefixes serving Johnson CityMain carriers in this code
42367South Central Bell Tel, Lumen (CenturyLink), AT&T Mobility

Johnson City phone number prefixes

Numbers starting with these first six digits were originally assigned to the Johnson City exchange.

Nearby cities in area code 423

Questions

What is the area code for Johnson City, TN?
The area code for Johnson City, Tennessee is 423.
What time zone is Johnson City in?
Johnson City is in the Eastern time zone (area code 423 also reaches into the Central time zone).