The 713 area code covers Houston, Spring and 12 more places in Texas.
Area code 713 is in Texas, on Central Time. In the 713 area, phone numbers are given out most in Harris County, then Fort Bend and Liberty counties. It has been in service since 1947. 281, 346, 621 and 832 cover the same area, so two neighbours can have different area codes.
- Where
- 5 counties in Texas, mostly Harris County, Fort Bend County and Liberty County
- Time zone
- Central Time
- In service since
- 1947, one of the original area codes
- Shares its area with
- 281 (since 1996), 346 (since 2014), 621 (since 2025) and 832 (since 1999)
- Prefixes in use
- 784
- How to dial
- Local calls need all 10 digits: 713-555-0142.
Find out who called you from a 713 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 (713) number is on today, use our free carrier lookup.
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Houston holds 97% of the phone prefixes in area code 713.
A prefix is the three digits after the area code, and NANPA assigns each one to a town. Counting the 784 prefixes in use shows where 713 numbers are actually given out.
- Houston757 prefixes, 97%
- Spring5 prefixes, <1%
- Sugar Land2 prefixes, <1%
- Baytown2 prefixes, <1%
- Huffman2 prefixes, <1%
- Langham Creek2 prefixes, <1%
- Deer Park1 prefix, <1%
- Cleveland1 prefix, <1%
Also served: Seabrook, Tomball, Cypress and League City and 2 smaller places.
Southwestern Bell (AT&T) holds 60% of the phone number prefixes in area code 713, more than all other carriers combined.
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 784 prefixes in use in 713 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 | 470 | 60% |
| SpokPaging network | 62 | 8% |
| AT&T MobilityMobile network | 55 | 7% |
| Level 3 (Lumen)Lumen's business and wholesale network | 30 | 4% |
| T-MobileMobile network | 24 | 3% |
| Teleport (AT&T)AT&T's business phone network | 13 | 2% |
| 18 other carriers | 130 | 17% |
43% 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.
713 has been split once and overlaid 2 times since 1947.
1947
713 is one of the original North American area codes.
1982
On November 1, 1982, 409 splits off and takes part of the 713 area.
1996
On November 2, 1996, 281 is added on top of 713, so new numbers here can get either code.
1999
On January 16, 1999, 832 is added on top of 713, so new numbers here can get either code.
A 713 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 713 are 979, 409 and 936.
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 713.
Where is area code 713?
713 covers Houston, Spring, Sugar Land and Baytown and 10 more places in Texas. In the 713 area, phone numbers are given out most in Harris County, then Fort Bend and Liberty counties.
What state is area code 713 in?
Texas. 713 is a Texas area code on Central Time.
What cities use area code 713?
The places holding the most 713 prefixes are Houston, Spring, Sugar Land, Baytown, Huffman, Langham Creek, Deer Park and Cleveland, out of 14 places in all. The count comes from NANPA's prefix assignments as of October 1, 2026.
Which phone company owns area code 713?
No single phone company owns 713. NANPA's records show Southwestern Bell (AT&T) holds the most 713 prefixes, 470 of 784, followed by Spok and AT&T Mobility. Numbers move between carriers, so check one exact number with a carrier lookup.
What time zone is area code 713 in?
713 is on Central Time.
When did area code 713 start?
713 is one of the original North American area codes, in service since 1947.
Is 713 the same area as 281, 346, 621 and 832?
Yes. 281 (since 1996), 346 (since 2014), 621 (since 2025) and 832 (since 1999) cover the same ground as 713. Nobody's number changed when they were added; new lines simply get whichever code has numbers left, so two neighbours can have different codes.
How do I dial a 713 number?
Local calls need all 10 digits: 713-555-0142.
Is 713 a toll-free number?
No. 713 is a regular area code for Houston and Spring 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 713?
The closest are 979 (Bryan, Texas), 409 (Beaumont, Texas), 936 (Conroe, Texas) and 512/737 (Austin, Texas), measured between the centres of each area.
Who called me from a 713 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 713 a scam?
713 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.