729 Area CodeChattanooga, TN
Area code 729 covers Chattanooga and 108 other cities in Tennessee: 1,421,060 people in 24 counties, led by Hamilton and Sullivan, on Eastern Time (ET) and Central Time (CT). It overlays 423.
Overview
- Major City
- Chattanooga
- State
- Tennessee (TN)
- Timezone
- Eastern / Central
- Current Time
- –:––
- Overlay
- Yes – shares area with 423
Where is area code 729?
Overview of the 729 Area Code
Geographic Coverage of the 729 Area Code
All 109 cities- 191,496
- 73,635
- 57,109
- 50,232
- 32,994
- 27,867
Chattanooga Area Codes Overview
- 423Same territory
- 729This page
What cities does area code 729 cover?
| City | State | Population | Population in 729 | % of listed-city population | % of City |
|---|---|---|---|---|---|
| Chattanooga | TN | 191,496 | 191,496 | 24.1% | 100.0% |
| Johnson City | TN | 73,635 | 73,635 | 9.3% | 100.0% |
| Kingsport | TN | 57,109 | 57,109 | 7.2% | 100.0% |
| Cleveland | TN | 50,232 | 50,232 | 6.3% | 100.0% |
| Morristown | TN | 32,994 | 32,994 | 4.1% | 100.0% |
| Bristol | TN | 27,867 | 27,867 | 3.5% | 100.0% |
| East Ridge | TN | 21,970 | 21,970 | 2.8% | 100.0% |
| Greeneville | TN | 15,979 | 15,979 | 2.0% | 100.0% |
| Athens | TN | 15,050 | 15,050 | 1.9% | 100.0% |
| Elizabethton | TN | 14,461 | 14,461 | 1.8% | 100.0% |
| Soddy-Daisy | TN | 13,430 | 13,430 | 1.7% | 100.0% |
| Middle Valley | TN | 12,684 | 12,684 | 1.6% | 100.0% |
| Red Bank | TN | 12,073 | 12,073 | 1.5% | 100.0% |
| Collegedale | TN | 11,510 | 11,510 | 1.4% | 100.0% |
| Bloomingdale | TN | 9,888 | 9,888 | 1.2% | 100.0% |
| Signal Mountain | TN | 8,877 | 8,877 | 1.1% | 100.0% |
| Dayton | TN | 7,796 | 7,796 | 1.0% | 100.0% |
| Harrison | TN | 7,769 | 7,769 | 1.0% | 100.0% |
| Church Hill | TN | 7,310 | 7,310 | 0.9% | 100.0% |
| La Follette | TN | 7,194 | 7,194 | 0.9% | 100.0% |
| Newport | TN | 6,954 | 6,954 | 0.9% | 100.0% |
| Colonial Heights | TN | 6,934 | 6,934 | 0.9% | 100.0% |
| South Cleveland | TN | 6,912 | 6,912 | 0.9% | 100.0% |
| Jonesborough | TN | 6,746 | 6,746 | 0.8% | 100.0% |
| Sweetwater | TN | 6,676 | 6,676 | 0.8% | 100.0% |
| Erwin | TN | 6,020 | 6,020 | 0.8% | 100.0% |
| Dunlap | TN | 5,960 | 5,960 | 0.7% | 100.0% |
| Mount Carmel | TN | 5,549 | 5,549 | 0.7% | 100.0% |
| Madisonville | TN | 5,395 | 5,395 | 0.7% | 100.0% |
| Rogersville | TN | 4,720 | 4,720 | 0.6% | 100.0% |
| Harrogate | TN | 4,438 | 4,438 | 0.6% | 100.0% |
| Oak Grove | TN | 4,425 | 0 | 0.6% | 0.0% |
| Spurgeon | TN | 3,957 | 3,957 | 0.5% | 100.0% |
| Oneida | TN | 3,875 | 3,875 | 0.5% | 100.0% |
| Unicoi | TN | 3,845 | 3,845 | 0.5% | 100.0% |
| Etowah | TN | 3,742 | 3,742 | 0.5% | 100.0% |
| Jasper | TN | 3,655 | 3,655 | 0.5% | 100.0% |
| Tusculum | TN | 3,394 | 3,394 | 0.4% | 100.0% |
| Wildwood Lake | TN | 3,124 | 3,124 | 0.4% | 100.0% |
| Blountville | TN | 3,074 | 3,074 | 0.4% | 100.0% |
| South Pittsburg | TN | 2,969 | 2,969 | 0.4% | 100.0% |
| Sale Creek | TN | 2,845 | 2,845 | 0.4% | 100.0% |
| Fairmount | TN | 2,825 | 2,825 | 0.4% | 100.0% |
| New Tazewell | TN | 2,824 | 2,824 | 0.4% | 100.0% |
| Mosheim | TN | 2,560 | 2,560 | 0.3% | 100.0% |
| Mountain City | TN | 2,486 | 2,486 | 0.3% | 100.0% |
| Apison | TN | 2,469 | 2,469 | 0.3% | 100.0% |
| Walnut Hill | TN | 2,394 | 2,394 | 0.3% | 100.0% |
| Pine Crest | TN | 2,388 | 2,388 | 0.3% | 100.0% |
| Tazewell | TN | 2,380 | 2,380 | 0.3% | 100.0% |
| Central | TN | 2,279 | 2,279 | 0.3% | 100.0% |
| Jacksboro | TN | 2,248 | 2,248 | 0.3% | 100.0% |
| Caryville | TN | 2,207 | 2,207 | 0.3% | 100.0% |
| Jellico | TN | 2,122 | 2,122 | 0.3% | 100.0% |
| Lookout Mountain | TN | 2,038 | 2,038 | 0.3% | 100.0% |
| Spring City | TN | 1,996 | 1,996 | 0.2% | 100.0% |
| Walden | TN | 1,974 | 1,974 | 0.2% | 100.0% |
| Lakesite | TN | 1,949 | 1,949 | 0.2% | 100.0% |
| Surgoinsville | TN | 1,930 | 1,930 | 0.2% | 100.0% |
| Pikeville | TN | 1,879 | 1,879 | 0.2% | 100.0% |
| Hopewell | TN | 1,874 | 1,874 | 0.2% | 100.0% |
| Hunter | TN | 1,854 | 1,854 | 0.2% | 100.0% |
| Bluff City | TN | 1,838 | 1,838 | 0.2% | 100.0% |
| Huntsville | TN | 1,741 | 1,741 | 0.2% | 100.0% |
| Vonore | TN | 1,684 | 1,684 | 0.2% | 100.0% |
| Decatur | TN | 1,652 | 1,652 | 0.2% | 100.0% |
| Kimball | TN | 1,638 | 1,638 | 0.2% | 100.0% |
| Fincastle | TN | 1,618 | 1,618 | 0.2% | 100.0% |
| Whitwell | TN | 1,616 | 1,616 | 0.2% | 100.0% |
| Mowbray Mountain | TN | 1,615 | 1,615 | 0.2% | 100.0% |
| East Cleveland | TN | 1,608 | 1,608 | 0.2% | 100.0% |
| Englewood | TN | 1,590 | 1,590 | 0.2% | 100.0% |
| Graysville | TN | 1,508 | 1,508 | 0.2% | 100.0% |
| Banner Hill | TN | 1,497 | 1,497 | 0.2% | 100.0% |
| Benton | TN | 1,458 | 1,458 | 0.2% | 100.0% |
| Roan Mountain | TN | 1,360 | 1,360 | 0.2% | 100.0% |
| Sneedville | TN | 1,344 | 1,344 | 0.2% | 100.0% |
| Powells Crossroads | TN | 1,294 | 1,294 | 0.2% | 100.0% |
| Fall Branch | TN | 1,291 | 1,291 | 0.2% | 100.0% |
| Falling Water | TN | 1,232 | 1,232 | 0.2% | 100.0% |
| Gray | TN | 1,222 | 1,222 | 0.1% | 100.0% |
| Lone Oak | TN | 1,206 | 1,206 | 0.1% | 100.0% |
| Winfield | TN | 1,020 | 1,020 | 0.1% | 100.0% |
| New Hope | TN | 973 | 973 | 0.1% | 100.0% |
| Wartburg | TN | 944 | 944 | 0.1% | 100.0% |
| Mooresburg | TN | 941 | 941 | 0.1% | 100.0% |
| Telford | TN | 921 | 921 | 0.1% | 100.0% |
| Charleston | TN | 910 | 910 | 0.1% | 100.0% |
| Helenwood | TN | 865 | 865 | 0.1% | 100.0% |
| Niota | TN | 821 | 821 | 0.1% | 100.0% |
| Tellico Plains | TN | 781 | 781 | 0.1% | 100.0% |
| Bulls Gap | TN | 771 | 771 | 0.1% | 100.0% |
| Ooltewah | TN | 687 | 687 | 0.1% | 100.0% |
| Riceville | TN | 670 | 670 | 0.1% | 100.0% |
| Petros | TN | 583 | 583 | 0.1% | 100.0% |
| Calhoun | TN | 562 | 562 | 0.1% | 100.0% |
| Sunbright | TN | 543 | 543 | 0.1% | 100.0% |
| Copperhill | TN | 457 | 457 | 0.1% | 100.0% |
| Baileyton | TN | 450 | 450 | 0.1% | 100.0% |
| Ducktown | TN | 448 | 448 | 0.1% | 100.0% |
| Ridgeside | TN | 444 | 444 | 0.1% | 100.0% |
| Flat Top Mountain | TN | 422 | 422 | 0.0% | 100.0% |
| Watauga | TN | 367 | 367 | 0.0% | 100.0% |
| Cumberland Gap | TN | 313 | 313 | 0.0% | 100.0% |
| Robbins | TN | 287 | 287 | 0.0% | 100.0% |
| Elgin | TN | 282 | 282 | 0.0% | 100.0% |
| Parrottsville | TN | 227 | 227 | 0.0% | 100.0% |
| Oakdale | TN | 199 | 199 | 0.0% | 100.0% |
| Orme | TN | 85 | 85 | 0.0% | 100.0% |
City population is shown in full; each city's share inside 729 is measured from Census tract centroids.
What counties does area code 729 cover?
| County | State | Population in 729 | % of area-code footprint | % of County |
|---|---|---|---|---|
| Hamilton County | TN | 366,207 | 26% | 100% |
| Sullivan County | TN | 158,163 | 11% | 100% |
| Washington County | TN | 133,001 | 9% | 100% |
| Bradley County | TN | 108,620 | 8% | 100% |
| Greene County | TN | 70,152 | 5% | 100% |
| Hamblen County | TN | 64,499 | 5% | 100% |
| Hawkins County | TN | 56,721 | 4% | 100% |
| Carter County | TN | 56,356 | 4% | 100% |
| McMinn County | TN | 53,276 | 4% | 100% |
| Monroe County | TN | 46,250 | 3% | 100% |
| Cocke County | TN | 35,999 | 3% | 100% |
| Campbell County | TN | 34,628 | 2% | 88% |
| Rhea County | TN | 32,870 | 2% | 100% |
| Claiborne County | TN | 32,043 | 2% | 100% |
| Marion County | TN | 25,811 | 2% | 90% |
| Scott County | TN | 21,850 | 2% | 100% |
| Morgan County | TN | 21,035 | 1% | 100% |
| Johnson County | TN | 17,948 | 1% | 100% |
| Unicoi County | TN | 17,928 | 1% | 100% |
| Polk County | TN | 17,544 | 1% | 100% |
| Sequatchie County | TN | 15,826 | 1% | 100% |
| Bledsoe County | TN | 14,913 | 1% | 100% |
| Meigs County | TN | 12,758 | 1% | 100% |
| Hancock County | TN | 6,662 | 0% | 100% |
Sources:
- Census PEP Vintage 2024 (city populations)
- · 2020 Census tract centroids with NANP and TIGERweb boundaries (footprint, counties, city shares)
- · NANPA NPA report (dates)
- · Methodology
Has area code 729 been reported for unwanted calls?
Yes – 10 FTC complaints, Jun 4 – Sep 28, 2026.
- 60% robocalls
- → 0% vs prior period
- FTC data, retrieved 2026-10-05
Most-reported subjects
- Other60%6
- Vacation & timeshares10%1
- Calls pretending to be government, businesses, or family and friends10%1
Caller ID is easily spoofed, so these figures reflect the number shown on caller ID, not the caller's true location – an area code alone never identifies a caller. The FTC does not verify the facts in these complaints.
Frequently Asked Questions about the 729 Area Code
Who called me from a 729 number?
Its 109 cities are led by Chattanooga, Johnson City, and Kingsport.
Is 729 a scam area code?
No: it is an overlay of 423.
Why do I keep getting calls from the 729 area code?
Complaints were level with the prior period (0%).
Should I answer an unknown 729 number?
60% of its FTC complaints were robocalls. Its most-reported specific subject was "Vacation & timeshares", at 10%.
How do I block calls from the 729 area code?
Blocking 729 still lets 423 numbers through.
Where is area code 729?
729 covers 109 cities and 1,421,060 residents in 24 Tennessee counties, led by Hamilton, Sullivan, and Washington.
When did area code 729 go into service?
729 went into service on September 5, 2025. It was added to overlay 423.
Is 729 a real area code?
Yes: 109 cities in Hamilton, Sullivan, Washington, and 21 other counties use it.
What timezone is the 729 area code in?
729 spans Eastern and Central time.
How do I call a 729 number from abroad?
Dial +1 729, then the number.