How many 423 phone numbers are available?

105,923 423 numbers are listed right now. Inventory changes as numbers sell and new ones are added; availability is checked again when checkout begins.

How much does a 423 phone number cost?

Current 423 listings are $49. Every price is a one-time purchase with no contract or monthly fee to Exclusive Digits.

How is a 423 number delivered after purchase?

Delivered by email after payment with the account number and transfer PIN the carrier asks for. Most card orders are delivered the same day.

Can I move a 423 number to my own carrier?

Yes. Every number in the catalog is portable to Verizon, AT&T, T-Mobile and all major US carriers. After checkout you receive the account number and transfer PIN the carrier asks for. The carrier controls how long the transfer takes and may charge its own service or transfer fees.

What ZIP codes are in the 423 area code?

Area code 423 covers 155 ZIP code areas in Hamilton County, TN, Polk County, TN, Marion County, TN, and Claiborne County, TN and 23 more counties, including 37302, 37303, 37307, 37308, 37309, 37310, 37311, 37312, 37313, 37315, 37316, 37317, 37321, 37322, 37323 and more. Area codes follow telephone exchange boundaries rather than ZIP code lines, so ZIP codes near the edge can also be served by a neighboring area code.

What time zone is area code 423 in?

Area code 423 is in Eastern and Central Time.

Which area codes overlay 423?

729 serves the same area as 423. Local calls are dialed with 10 digits (1 + 10 digits also works).

All area codes

423 area code

423 area code phone numbers

Browse current phone-number listings in area code 423, associated with Apison, Athens, Baileyton, Ball Play, Benton. Compare memorable patterns and listed pricing. 105,923 423 numbers are currently available at $49 (median $49), including 44,389 vanity-word and 7,196 lucky-number numbers.

Area code 423 is associated with Tennessee
Time zone: Eastern and Central Time
Cities describe numbering-plan coverage, not an Exclusive Digits office
Delivered by email after payment with the account number and transfer PIN the carrier asks for
Portable to Verizon, AT&T, T-Mobile and all major US carriers

ApisonAthensBaileytonBall PlayBentonBlountvilleBluff CityBristol

Current inventory

Available numbers

105,349 matching numbers

Page 1 of 8,780

105,349 423 numbers in stock
One-time price, no contract
Same-day delivery
Port to any carrier

Vanity word

(423) 4-LOSS-73

423-456-7773

La Follette, TN

$49.00

View details

Vanity word

(423) 4-LOSS-79

423-456-7779

Collegedale, TN

$49.00

View details

Area-code profile

About the 423 area code

Location: Hamilton County, TN, Polk County, TN, Marion County, TN, and Claiborne County, TN and 23 more counties
Time zone: Eastern and Central Time
History: Split from area code 615 in September 1995
Overlays: 729 serves the same area as 423
Dialing: Local calls are dialed with 10 digits (1 + 10 digits also works)
Prefixes: 780 exchange prefixes in use, held by 60 carriers

Approximate 423 coverage from U.S. Census ZIP code areas and NANPA rate centers.

Cities and communities in 423

Chattanooga, Johnson City, Kingsport, Cleveland, Bristol, Morristown, Athens, Greeneville, La Follette, Elizabethton, Pikeville, Rogersville, Blountville, Erwin, Bulls Gap, Benton

ZIP codes in the 423 area code

155 ZIP code areas. Area codes follow telephone exchange boundaries rather than ZIP code lines, so ZIP codes near the edge can also be served by a neighboring area code.

Hamilton County, TN (26)

37302, 37308, 37315, 37336, 37341, 37343, 37350, 37351, 37363, 37373, 37377, 37379, 37402, 37403, 37404, 37406, 37407, 37408, 37409, 37410, 37411, 37412, 37415, 37416, 37421, 37450

Polk County, TN (10)

37307, 37316, 37317, 37325, 37326, 37333, 37361, 37362, 37369, 37391

Marion County, TN (9)

37340, 37347, 37356, 37374, 37380, 37396, 37397, 37405, 37419

Claiborne County, TN (8)

37715, 37724, 37730, 37752, 37825, 37851, 37870, 37879

Sullivan County, TN (8)

37617, 37618, 37620, 37660, 37663, 37664, 37665, 37686

Washington County, TN (8)

37601, 37604, 37614, 37615, 37656, 37659, 37681, 37690

Campbell County, TN (7)

37714, 37729, 37757, 37762, 37766, 37819, 37847

Greene County, TN (7)

37616, 37641, 37743, 37745, 37809, 37810, 37818

Show 19 more counties (72 ZIP codes)

Hawkins County, TN (7)

37642, 37645, 37711, 37731, 37811, 37857, 37873

Morgan County, TN (7)

37726, 37733, 37770, 37829, 37845, 37872, 37887

McMinn County, TN (6)

37303, 37309, 37329, 37331, 37370, 37826

Scott County, TN (6)

37732, 37755, 37756, 37841, 37852, 37892

Bradley County, TN (5)

37310, 37311, 37312, 37323, 37353

Carter County, TN (5)

37643, 37658, 37682, 37687, 37694

Johnson County, TN (5)

37640, 37680, 37683, 37688, 37691

Fentress County, TN (4)

38504, 38553, 38556, 38565

Hamblen County, TN (4)

37813, 37814, 37860, 37891

Monroe County, TN (4)

37354, 37385, 37874, 37885

Rhea County, TN (4)

37321, 37332, 37337, 37381

Grundy County, TN (3)

37313, 37339, 37365

Unicoi County, TN (3)

37650, 37657, 37692

Bledsoe County, TN (2)

37338, 37367

Hancock County, TN (2)

37765, 37869

Meigs County, TN (2)

37322, 37880

Pickett County, TN (1)

38577

Sequatchie County, TN (1)

37327

Van Buren County, TN (1)

38585

Area codes that share 423’s area

729

Neighboring area codes

706 770 205 256 540 270 606 704 828 336 803 864 615 931 865 304 276

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