281 area code
Houston area, Central Time.Area code 281 covers Houston, Bammel, Sugar Land and 42 more places in Texas, on Central Time. 346, 621, 713 and 832 cover the same area.
Right now in Houston
Central Time (CST, UTC-6; CDT, UTC-5 in summer)
Calling hours: Mon to Sat, 9 AM to 9 PM · Sun, noon to 9 PM (Texas law)
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Where 281 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 281 has 45. Each one's share is how many 281 numbers start there. Its biggest metro area is Houston-Pasadena-The Woodlands, TX.
- Houston19%
- Houston suburbs17%
- Bammel8%
- Sugar Land6%
- Spring4%
- Apollo4%
- Langham Creek3%
- Humble3%
- Baytown3%
- Barker3%
- Tomball2%
- Satsuma2%
Also: Kemah, Katy, Westfield, Deer Park, Richmond-Rosenberg, Friendswood, Dickinson, League City, Channelview, Cleveland, Alvin, La Porte + 21 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 281 number?
Sales calls to homes and cell phones have legal hours, set by Texas law. Hold every 281 number to them, since you can't tell a work line from a personal cell.
What applies to 281Mon to Sat, 9 AM to 9 PM · Sun, noon to 9 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
- Texas lawMon to Sat, 9 AM to 9 PM · Sun, noon to 9 PMCalls to residences.Tex. Bus. & Com. Code 301.051(b)(2) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
281 and 346, 621, 713 and 832
281 went into service on November 2, 1996. 281, 346, 621, 713 and 832 cover the same area, so new numbers can get any of them and neighbors can have different area codes. 281 holds 25% of the area's exchanges, the most of any code here. Local calls take all 10 digits.
- 1947713 overlay
- 1996281 starts
- 1999832 overlay
- 2014346 overlay
- 2025621 overlay
Source: NANPA area code database
Calling a list of 281 numbers?
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281 area code FAQ
What area code is 281?
281 is a Texas area code for Houston, Bammel, Sugar Land, Spring and 41 more places.
What time zone is the 281 area code in?
Central Time (CST, UTC-6; CDT, UTC-5 in summer).
Is 346 the same as 281?
Same area, different code. 281, 346, 621, 713 and 832 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 281 numbers?
Mon to Sat, 9 AM to 9 PM · Sun, noon to 9 PM, local time, under Texas law.
When did the 281 area code start?
On November 2, 1996.
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