938 area code
Huntsville area, Central Time.Area code 938 covers Huntsville, Cullman, Decatur and 88 more places in Alabama, on Central Time. 256 covers the same area.
Right now in Huntsville
Central Time (CST, UTC-6; CDT, UTC-5 in summer)
Calling hours: Mon to Sat, 8 AM to 8 PM · Sun, no calls (Alabama law)
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Where 938 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 938 has 91. Each one's share is how many 938 numbers start there. Its biggest metro area is Birmingham, AL.
- Huntsville17%
- Cullman10%
- Decatur9%
- Rogersville8%
- Scottsboro7%
- Childersburg3%
- Anniston2%
- Athens2%
Also: Florence, Madison, Arab, Russellville, Attalla, Hazel Green, Section, Gadsden, Guntersville, Talladega, Sylacauga, Hartselle + 71 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 938 number?
Sales calls to homes and cell phones have legal hours, set by Alabama law. Hold every 938 number to them, since you can't tell a work line from a personal cell.
What applies to 938Mon to Sat, 8 AM to 8 PM · Sun, no calls
- 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)
- Alabama lawMon to Sat, 8 AM to 8 PM · Sun, no callsNo calls on legal holidays either, which the tool doesn't track.Ala. Admin. Code r. 770-X-5-.17(2)(b) (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
938 and 256
938 went into service on July 10, 2010. 938 and 256 cover the same area, so new numbers can get either code and neighbors can have different area codes. 938 holds 19% of the area's exchanges; 256 holds the most. Local calls take all 10 digits.
- 1998256 overlay
- 2010938 starts
Source: NANPA area code database
Calling a list of 938 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
938 area code FAQ
What area code is 938?
938 is an Alabama area code for Huntsville, Cullman, Decatur, Rogersville and 87 more places.
What time zone is the 938 area code in?
Central Time (CST, UTC-6; CDT, UTC-5 in summer).
Is 256 the same as 938?
Same area, different code. 938 and 256 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 938 numbers?
Mon to Sat, 8 AM to 8 PM · Sun, no calls, local time, under Alabama law.
When did the 938 area code start?
On July 10, 2010.
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