Area Code 409
Beaumont, Texas · United States
Split from 713. Southeast Texas.
About Area Code 409
Area code 409 is a geographic telephone area code assigned to Beaumont, Texas. It operates in the Central time zone and was first introduced in 1983. Split from 713. Southeast Texas.
Within Texas, area code 409 shares numbering capacity with 27 other area codes. The state's 30,503,301-person population (2023 Census Bureau estimate) is served by a combined 28 active codes, with 409 primarily responsible for the Beaumont region. Texas's state capital is Austin, and its largest city is Houston.
When you receive a call from a 409 number on your Caller ID, the call originated from a phone number assigned to the 409 area code — but be aware that Local Number Portability (in effect since 2003) means the caller could be physically located anywhere in the US or Canada. Area code 409 only confirms where the number was originally assigned.
Where is the 409 area code located?
Area code 409 is assigned to Beaumont, Texas, in the Central time zone. The state of Texas uses 28 active area codes, and 409 is one of them. Calls placed from the 409 area code originate from numbers assigned by NANPA — the North American Numbering Plan Administrator — and the 409 prefix appears on Caller ID for both landline and wireless calls placed from this region.
The Central time zone observes Daylight Saving Time, shifting from UTC-6 to UTC-5 in summer. The local time shown above is always current, so you can quickly check whether it's a reasonable hour to call back.
What cities and counties use the 409 area code?
The 409 area code serves 10 notable cities, listed below in order of population. The largest city in the 409 territory is Beaumont (111,914 residents in Unknown County).
- Beaumont, TX — 111,914 residents (1.3% of 409 numbers)
- Houston, TX — 2,302,878 residents (26.3% of 409 numbers)
- Dallas, TX — 1,304,379 residents (14.9% of 409 numbers)
- San Antonio, TX — 1,434,625 residents (16.4% of 409 numbers)
- Austin, TX — 974,447 residents (11.1% of 409 numbers)
- Fort Worth, TX — 956,709 residents (10.9% of 409 numbers)
- El Paso, TX — 678,058 residents (7.7% of 409 numbers)
- Arlington, TX — 394,266 residents (4.5% of 409 numbers)
- Corpus Christi, TX — 317,863 residents (3.6% of 409 numbers)
- Plano, TX — 285,494 residents (3.3% of 409 numbers)
Phone number format in area code 409
All phone numbers within area code 409 follow the standard North American 10-digit format:(409) NXX-XXXX. The NXX is the central office prefix (also called an "exchange") and XXXX is the subscriber line number. For long-distance calls within the NANP, dial 1 + 409 + NXX + XXXX. From outside North America, dial your country's international access code, then 1 (the NANP country code), then the 10-digit number.
If you need to verify whether a specific 409 number is wireless, landline, or VoIP, you can use our reverse phone lookup tool. Be aware that number portability means the area code no longer guarantees the caller's physical location — only where the number was first assigned.
History of area code 409
Split from 713. Southeast Texas.
The original 86 area codes were assigned by AT&T and Bell Labs in 1947 as part of the North American Numbering Plan. At the time, rotary-dial phones meant codes with lower digits (like 212 for NYC, 213 for LA, 312 for Chicago) were given to the largest cities because they took less time to dial. Today's area code assignments still reflect those early choices, even though touch-tone and cell phones made the original reason obsolete.
Is the 409 area code safe to answer?
Area code 409 itself is a normal geographic code with no elevated spam risk. That said, scammers can spoof any area code — including 409 — so if you don't recognize the full number, let it go to voicemail and verify the caller's identity before calling back.
| City | County | Population | % of 409 |
|---|---|---|---|
| Beaumont, TX | Unknown | 111,914 | 1.3% |
| Houston, TX | Harris | 2,302,878 | 26.3% |
| Dallas, TX | Dallas | 1,304,379 | 14.9% |
| San Antonio, TX | Bexar | 1,434,625 | 16.4% |
| Austin, TX | Travis | 974,447 | 11.1% |
| Fort Worth, TX | Tarrant | 956,709 | 10.9% |
| El Paso, TX | El Paso | 678,058 | 7.7% |
| Arlington, TX | Tarrant | 394,266 | 4.5% |
| Corpus Christi, TX | Nueces | 317,863 | 3.6% |
| Plano, TX | Collin | 285,494 | 3.3% |
| County | Population | % of 409 | % of County |
|---|---|---|---|
| Harris, TX | 4,728,030 | 25.4% | 41% |
| Dallas, TX | 2,613,539 | 14% | 89% |
| Tarrant, TX | 2,118,622 | 11.4% | 74% |
| Bexar, TX | 2,057,889 | 11% | 86% |
| Travis, TX | 1,290,188 | 6.9% | 49% |
| Collin, TX | 1,066,205 | 5.7% | 46% |
| Denton, TX | 923,327 | 5% | 74% |
| Hidalgo, TX | 876,934 | 4.7% | 78% |
| El Paso, TX | 867,947 | 4.7% | 89% |
| Fort Bend, TX | 832,815 | 4.5% | 80% |
| Montgomery, TX | 655,840 | 3.5% | 67% |
| Williamson, TX | 611,928 | 3.3% | 79% |
| Prefix | City | Carrier | Assigned |
|---|---|---|---|
| 409-215 | Corpus Christi | CenturyLink | 1995 |
| 409-232 | Beaumont | Sprint | 1976 |
| 409-249 | Beaumont | Cable One | 2010 |
| 409-266 | Beaumont | AT&T Mobility | 2010 |
| 409-283 | Beaumont | Cox Communications | 2015 |
| 409-300 | Beaumont | Sprint | 1990 |
| 409-317 | Beaumont | Verizon Wireless | 2009 |
| 409-334 | Corpus Christi | T-Mobile USA | 2019 |
| 409-351 | Austin | CenturyLink | 1997 |
| 409-368 | Beaumont | Bandwidth.com | 2010 |
| 409-385 | Houston | Frontier Communications | 1986 |
| 409-402 | Beaumont | Bandwidth.com | 2013 |
| 409-419 | Beaumont | Cox Communications | 1978 |
| 409-436 | Arlington | Cable One | 1986 |
| 409-453 | Beaumont | Cable One | 1978 |
| 409-470 | Austin | AT&T Mobility | 1999 |
| 409-487 | Beaumont | Sprint | 1993 |
| 409-504 | Dallas | AT&T Mobility | 2001 |
| 409-521 | Beaumont | Frontier Communications | 1998 |
| 409-538 | Dallas | CenturyLink | 1987 |
| 409-555 | Beaumont | CenturyLink | 2006 |
| 409-572 | Fort Worth | T-Mobile USA | 2008 |
| 409-589 | El Paso | Bandwidth.com | 2009 |
| 409-606 | Beaumont | CenturyLink | 2000 |
| 409-623 | San Antonio | T-Mobile USA | 1988 |
| 409-640 | San Antonio | Spectrum | 2021 |
| 409-657 | Beaumont | Frontier Communications | 1978 |
| 409-674 | San Antonio | Cox Communications | 2008 |
| 409-691 | Fort Worth | Verizon Wireless | 2018 |
| 409-708 | Beaumont | CenturyLink | 2000 |
| 409-725 | Beaumont | Sprint | 2000 |
| 409-742 | Beaumont | Frontier Communications | 2024 |
| 409-759 | Houston | Spectrum | 1988 |
| 409-776 | Houston | T-Mobile USA | 1997 |
| 409-793 | Beaumont | Cox Communications | 2019 |
| 409-810 | Austin | Cox Communications | 1980 |
| 409-827 | Corpus Christi | Frontier Communications | 2019 |
| 409-844 | Beaumont | Sprint | 1981 |
| 409-861 | Beaumont | Sprint | 1989 |
| 409-878 | El Paso | CenturyLink | 2023 |
| 409-895 | Beaumont | Spectrum | 1986 |
| 409-912 | Beaumont | AT&T Mobility | 1976 |
| 409-929 | San Antonio | CenturyLink | 1993 |
| 409-946 | Beaumont | Bandwidth.com | 2008 |
| 409-963 | Beaumont | Sprint | 2012 |
Need to look up a specific 409 number?
Use our free reverse phone lookup to identify the carrier and line type for any 10-digit 409 number.
Try Reverse Lookup