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256 Area Code: Huntsville, Rocket City & North Alabama

The 256 area code covers north Alabama — Huntsville, Decatur, Florence. It shares the region with the 938 overlay, on Central Time. See its cities and dialing.

Akil Patel

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2026 年 6 月 27 日7 分钟阅读
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Infographic with a US map highlighting Alabama, a pin on Huntsville, a rocket, and 256 and 938 area-code badges

The 256 area code covers the northern third of Alabama — anchored by Huntsville, the "Rocket City" that builds spacecraft and missiles, and stretching west to the music towns of the Shoals and east to Gadsden. It shares the region with the 938 overlay, and together they cover everything from NASA's Marshall Space Flight Center to the Tennessee River valley.

This guide explains where 256 reaches, how the 938 overlay works, the Rocket City economy that drives it, the nearby area codes, how businesses use a 256 number, and how to get one from anywhere.

Where is the 256 area code?

Map of Alabama shading the north 256 and 938 region beside a quick-facts panel

The 256 area code covers north Alabama — the top third of the state, from the Mississippi line in the west to the Georgia line in the east, along and around the Tennessee River. It was created in 1998 when it split from Birmingham's 205.

Cities and towns inside the 256/938 footprint include:

城市
HuntsvilleMadison"Rocket City," NASA Marshall
DecaturMorganRiver port, manufacturing
FlorenceLauderdaleThe Shoals, music history
MadisonMadisonFast-growing Huntsville suburb
GadsdenEtowahFoothills of the Appalachians
AnnistonCalhounEastern Alabama hub
AthensLimestoneBetween Huntsville and the line
ScottsboroJacksonLake Guntersville country

256 and 938: north Alabama's overlay

Diagram of one north-Alabama region with 256 and 938 badges sharing the same map

When 256 itself began to run low, regulators added 938 as an overlay in 2010 rather than split the region again. A 938 number covers the exact same north-Alabama geography as a 256 — the two simply share the territory. Because two codes overlap, 10-digit dialing is required for every local call.

A 256 number is the older, more established of the pair; a 938 is more recently issued. For another two-code overlay in the same state, see Alabama's Gulf-coast neighbor 251 area code down in Mobile.

Rocket City: Huntsville's space-and-defense engine

Huntsville is the reason north Alabama punches far above its size. NASA's Marshall Space Flight Center and the sprawling Redstone Arsenal make the city one of the country's great centers of aerospace and defense engineering, surrounded by the labs of Cummings Research Park. Tourists pour into the **U.S.

Space & Rocket Center** beneath its towering Saturn V. West along the Tennessee River, Florence and the Shoals carry a different legacy — the recording studios that gave the world "Muscle Shoals" soul. It is a region where a 256 number might ring at a rocket contractor, a river-port plant, or a recording studio.

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Area codes near 256

The 256/938 region sits at the crossroads of several states, so its neighbors span Alabama and beyond:

  • 205 — Birmingham and central Alabama, directly to the south (256's parent code).
  • 334 / 251 — Montgomery and the Gulf Coast in south Alabama.
  • 615 / 629 — Nashville, just north across the Tennessee line.
  • 423 — Chattanooga and east Tennessee.
  • 706 / 762 — northwest Georgia, to the east.

Business uses for a 256 number

Four cards showing 256 uses: support line, sales, marketing and multi-location

A 256 number works as a local identity across north Alabama. Businesses put one to use in a few common ways:

  • Local support line — Huntsville and Decatur customers reach you on a number they recognize.
  • Sales and outreach — a 256 caller ID earns more callbacks than an unknown out-of-state number.
  • Local marketing — a 256 number on an ad or vehicle reads as north-Alabama local.
  • Multi-location — give each office its own local number while routing to one team.

You do not need an office in Cummings Research Park to set this up. My Country Mobile can assign you a 256 number and route it to the phones, laptops, and apps your team already uses, anywhere in the world.

Dialing and time zone

Dialing-format breakdown of 1, 256 and a masked number with a 10-digit note and clock

Because 256 and 938 share one region, 10-digit dialing is required — every local call needs the full area code. The 256 area code sits in the Central Time Zone (CT)America/Chicago — observing CST (UTC−6) in winter and CDT (UTC−5) in summer.

呼叫来自Dial
Within north Alabama256 XXX XXXX (10-digit dialing is required)
Elsewhere in the US / Canada1 256 XXX XXXX
Outside North America+1 256 XXX XXXX

Staying safe from 256 scam calls

Like any local code, 256 gets spoofed. Scammers fake a 256 caller ID — sometimes matching the first digits of your own number — so a call looks like a nearby business or county office. A 256 on your screen does not prove the caller is really in Alabama.

A few habits keep you safe:

  • Let unknown 256 calls go to voicemail; legitimate callers leave a message.
  • Never share one-time codes, card numbers, or login details with an inbound caller.
  • Be wary of "utility shutoff," "warrant," or benefits-style calls that pressure you to act fast.
  • Use carrier spam filtering. The FCC's STIR/SHAKEN call authentication framework is why many phones now flag these as "Spam Risk."

How to get a 256 number

Getting a 256 line takes minutes, with no Alabama address required. A cloud phone provider can assign you one and route calls to the devices your team already uses:

  1. Sign up for a free account — no card needed to browse inventory.
  2. Search 256 (or 938) and pick a number from available north-Alabama inventory.
  3. Choose a plan by seat count and features.
  4. Route and go live — send calls to a cell, desk phone, or softphone.

Porting an existing 256 or 938 number runs 5–10 business days in the background while you stay live on a temporary number.

要点

  • 256 covers north Alabama — Huntsville, Decatur, Florence, Gadsden, and the Tennessee River valley.
  • It shares the region with the 938 overlay (since 2010), which makes 10-digit dialing required.
  • The economy runs on Huntsville's space-and-defense engine and the Shoals' music legacy.
  • 256 sits in 中部时间, and its neighbors include 205, 615, 423, and 706.
  • A 256 number signals a genuine north-Alabama presence and can be held from anywhere.

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常见问题

Where is the 256 area code located?

The 256 area code covers north Alabama — including Huntsville, Decatur, Florence, Madison, Gadsden, Anniston, and Athens.

What is the 256 area code?

256 is the area code for north Alabama, created in 1998 from a split of Birmingham's 205. It is overlaid by 938.

What is the difference between 256 and 938?

None geographically — both cover north Alabama. 256 is the original (1998); 938 was added as an overlay in 2010.

What time zone is the 256 area code in?

Central Time (CT) — America/Chicago — CST in winter and CDT in summer.

Is a call from a 256 number a scam?

Not by itself — 256 is a legitimate Alabama area code. But scammers often spoof 256 numbers to look local, so be cautious with unexpected calls and never share personal or financial details.

Can I get a 256 number if I don't live in Alabama?

Yes. A cloud phone provider can assign you a 256 number that works from anywhere and routes to your existing devices — no Alabama address required.

撰写者

Akil Patel

资深作家

Akil 编写了有关北美运营团队使用的电话号码、拨号规则和区号参考的 MCM 现场指南。

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