The 409 area code covers Beaumont, Galveston and 35 more places in Texas.
Area code 409 is in Texas, on Central Time. In the 409 area, phone numbers are given out most in Jefferson County, then Galveston and Orange counties. It has been in service since November 1, 1982.
- Where
- 8 counties in Texas, mostly Jefferson County, Galveston County and Orange County
- Time zone
- Central Time
- In service since
- November 1, 1982
- Shares its area with
- No other area code
- Prefixes in use
- 433
- How to dial
- Local calls need all 10 digits: 409-555-0142.
Find out who called you from a 409 number.
Enter the full 10-digit number to see who it is listed to and the city and state on the listing. It is the same free check as our who called me lookup. To see only the caller ID name on the number, use our free CNAM lookup. To see whether it is a mobile, a landline or a VoIP line, use our free VoIP checker. To see which carrier a (409) number is on today, use our free carrier lookup.
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Beaumont holds 24% of the phone prefixes in area code 409.
A prefix is the three digits after the area code, and NANPA assigns each one to a town. Counting the 433 prefixes in use shows where 409 numbers are actually given out.
- Beaumont102 prefixes, 24%
- Galveston67 prefixes, 15%
- Port Arthur28 prefixes, 6%
- Orange15 prefixes, 3%
- Jasper14 prefixes, 3%
- Bridge City8 prefixes, 2%
- Vidor8 prefixes, 2%
- Woodville6 prefixes, 1%
Also served: Silsbee, Mauriceville, Buna and Kountze and 25 smaller places.
Southwestern Bell (AT&T) holds the most phone number prefixes in area code 409: 140 of 433.
NANPA, which runs the North American numbering plan, assigns each prefix (the three digits after the area code) to one carrier. Here is how the 433 prefixes in use in 409 divide between carriers; holders this page does not name are grouped as other carriers.
| Carrier | Prefixes | Share |
|---|---|---|
| Southwestern Bell (AT&T)AT&T's landline company | 140 | 32% |
| AT&T MobilityMobile network | 50 | 12% |
| T-MobileMobile network | 28 | 6% |
| WindstreamLandline company | 24 | 6% |
| Level 3 (Lumen)Lumen's business and wholesale network | 23 | 5% |
| Charter (Spectrum)Cable company's phone service | 13 | 3% |
| 32 other carriers | 155 | 36% |
82% of these prefixes are pooled, which means the blocks of 1,000 numbers inside them can belong to other carriers. Any number can also have been moved to another carrier since, so this shows who holds the prefixes, not who serves a given number.
Want the carrier of one exact number? Our free carrier lookup checks it, because numbers move between carriers.
Source: NANPA central office code assignments, October 1, 2026.
409 has been split 2 times since 1982.
1982
409 starts on November 1, 1982, split off from 713.
2000
On February 19, 2000, 936 and 979 split off and take part of the 409 area.
A 409 number on your screen can still be a scam, because caller ID is easy to fake.
- Let an unknown call go to voicemail. A real caller leaves a message; a robocaller usually does not.
- Look the number up with the box above before you call back, because calling back tells a robocaller your line is live.
- Hang up on anyone who wants gift cards, crypto or a wire transfer, or asks you to read out a code that was just texted to you.
- Report unwanted robocalls at reportfraud.ftc.gov, or paste a suspicious message into our free scam checker.
The area codes closest to 409 are 936, 713 and 337.
This list measures the distance between the centres of each area, across state lines, and shows codes that share one area together.
Texas has 28 other area codes.
These are the questions people ask most about area code 409.
Where is area code 409?
409 covers Beaumont, Galveston, Port Arthur and Orange and 33 more places in Texas. In the 409 area, phone numbers are given out most in Jefferson County, then Galveston and Orange counties.
What state is area code 409 in?
Texas. 409 is a Texas area code on Central Time.
What cities use area code 409?
The places holding the most 409 prefixes are Beaumont, Galveston, Port Arthur, Orange, Jasper, Bridge City, Vidor and Woodville, out of 37 places in all. The count comes from NANPA's prefix assignments as of October 1, 2026.
Which phone company owns area code 409?
No single phone company owns 409. NANPA's records show Southwestern Bell (AT&T) holds the most 409 prefixes, 140 of 433, followed by AT&T Mobility and T-Mobile. Numbers move between carriers, so check one exact number with a carrier lookup.
What time zone is area code 409 in?
409 is on Central Time.
When did area code 409 start?
409 went into service on November 1, 1982, when it was split off from 713.
How do I dial a 409 number?
Local calls need all 10 digits: 409-555-0142.
Is 409 a toll-free number?
No. 409 is a regular area code for Beaumont and Galveston in Texas, not a toll-free one. The toll-free codes in North America are 800, 833, 844, 855, 866, 877 and 888.
What area codes are near 409?
The closest are 936 (Conroe, Texas), 713/281/832/346/621 (Houston, Texas), 337 (Lafayette, Louisiana) and 979 (Bryan, Texas), measured between the centres of each area.
Who called me from a 409 number?
Enter the full 10-digit number in the lookup above. It returns the listed owner where there is a public record, where the number is registered, and whether it is a mobile, a landline or a VoIP line.
Is area code 409 a scam?
409 is a real Texas area code, so the code itself is not a warning sign. Scam callers fake local-looking numbers on purpose, so judge the call by what the caller asks for, and look the number up before calling back.
Put this lookup on your site: our free area code widget takes two lines of code and shows any US area code's state, time zone and local time.
Source: NANPA, the North American Numbering Plan Administrator: its area code database and prefix assignments, as of October 1, 2026.