Area code 938
Where 938 is, how it is dialed, which carriers hold its numbers and how many of its codes are in use, from NANPA's 10/01/2026 files.
- State
- AL
- In service
- 2010
- Assigned codes
- 193of 800 possible
- Carriers
- 28
About area code 938
NANPA lists 938 as an in-service geographic area code for Alabama, first put into service on July 10, 2010. It is an overlay: 938 and 256 cover the same territory, so neighbors on the same street can have different area codes. It is in the Central time zone. The places with the most assigned exchanges include Huntsville, Cullman, Decatur, Rogersville, and Scottsboro. By population, its largest named places are Huntsville, Madison, Decatur, Florence, and Gadsden.
| Item | Value |
|---|---|
| State | Alabama |
| In service since | July 10, 2010 |
| Assigned by NANPA | March 4, 2009 |
| Overlay | Yes, with 256 |
| Parent area code (NANPA) | 256 |
| Time zone | Central |
| Local calls within the code | ten digits (area code plus number) |
| Assigned central office codes | 193 |
| Rate centers with codes | 59 |
| Carriers holding codes | 28 |
| Pooled codes | 191 |
| Codes assigned since 2020 | 171 |
| Relief planning in progress | No |
Source: NANPA NPA report and utilized central office code file, both dated 10/01/2026.
Cities and towns in area code 938
938 holds 5.9% of the 3,264 central office codes assigned in Alabama, the 5th most of the state's 7 codes. 47 Census places could be matched to rate centers with 938 exchanges; the most populous are Huntsville (230,000), Madison (64,029), Decatur (57,974), and Florence (42,716). For a storefront or service area inside 938, the place pages show which prefixes are rated local there.
| Place | Population (2024) | Area codes | Exchanges | Carriers |
|---|---|---|---|---|
| Huntsville, AL | 230,402 | 256, 938 | 193 | 44 |
| Madison, AL | 64,029 | 256, 938 | 18 | 10 |
| Decatur, AL | 57,974 | 256, 938 | 67 | 16 |
| Florence, AL | 42,716 | 256, 938 | 32 | 11 |
| Gadsden, AL | 33,086 | 256, 938 | 39 | 14 |
| Athens, AL | 32,587 | 256, 938 | 30 | 12 |
| Albertville, AL | 23,392 | 256, 938 | 16 | 7 |
| Anniston, AL | 21,127 | 256, 938 | 47 | 18 |
| Cullman, AL | 20,239 | 256, 938 | 55 | 15 |
| Hartselle, AL | 16,201 | 256, 938 | 13 | 7 |
| Scottsboro, AL | 15,957 | 256, 938 | 33 | 7 |
| Talladega, AL | 14,693 | 256, 938 | 19 | 10 |
| Jacksonville, AL | 14,651 | 256, 938 | 10 | 8 |
| Alexander City, AL | 14,439 | 256, 938 | 19 | 8 |
| Sylacauga, AL | 12,123 | 256, 938 | 16 | 11 |
Population: Census Vintage 2024 estimates for the matched place. Exchanges and carriers: NANPA utilized code file.
Ten-digit and seven-digit dialing in 938
According to NANPA's dialing-plan data, local calls within 938 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits. Ten-digit local dialing means the area code is part of how customers save and recognize your number, so print it in full everywhere. NANPA's dialing-plan note for this code reads: "1+10 digit permissible at service provider discretion"
Carriers with 938 numbers
28 carriers hold the 193 central office codes assigned in 938. New Cingular Wireless PCS, LLC - Ga has the most, with 68 (35%). 191 of the codes (99%) are pooled, meaning the code holder shares blocks of 1,000 numbers with other carriers instead of using all 10,000 itself. Numbers can move between carriers through porting, so a code's holder tells you where the block started, not where every number lives now.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| New Cingular Wireless PCS, LLC - Ga | 68 | 35% |
| Onvoy, LLC - Al | 36 | 19% |
| Ton80 Communications, LLC | 19 | 9.8% |
| Fractel, LLC | 18 | 9.3% |
| Onvoy Spectrum, LLC | 10 | 5.2% |
| Teleport Communications America, LLC - Al | 6 | 3.1% |
| Powertel Birmingham Licenses, INC. | 5 | 2.6% |
| Commio, LLC | 3 | 1.6% |
| Coretel Alabama, INC. - Al | 3 | 1.6% |
| Shelcomm | 2 | 1.0% |
| Bandwidth.com CLEC, LLC - Al | 2 | 1.0% |
| AT&T Enterprises, LLC | 2 | 1.0% |
Carrier names are the operating company (OCN) names on NANPA's utilized central office code file dated 10/01/2026. A carrier holding a code may port numbers to other carriers.
Rate centers and towns in 938
NANPA assigns each central office code to a rate center, the local calling area that decides whether a call is local or toll. 938 has codes in 59 rate centers. The table lists the rate centers with the most codes, with the matching Census place where the abbreviation could be matched.
| Rate center (NANPA) | Place | Codes |
|---|---|---|
| HUNTSVILLE | Huntsville, AL | 35 |
| CULLMAN | Cullman, AL | 19 |
| DECATUR | Decatur, AL | 17 |
| ROGERSVL | Rogersville, AL | 16 |
| SCOTTSBORO | Scottsboro, AL | 15 |
| CHILDERSBG | Childersburg, AL | 5 |
| ATHENS | Athens, AL | 4 |
| ANNISTON | Anniston, AL | 4 |
| RUSSELLVL | Russellville, AL | 3 |
| FLORENCE | Florence, AL | 3 |
| HAZELGREEN | not matched | 3 |
| ATTALLA | Attalla, AL | 3 |
| MADISON | Madison, AL | 3 |
| ARAB | Arab, AL | 3 |
| SECTION | Section, AL | 3 |
| HARTSELLE | Hartselle, AL | 2 |
| MOULTON | Moulton, AL | 2 |
| RED BAY | Red Bay, AL | 2 |
| SYLACAUGA | Sylacauga, AL | 2 |
| GUNTERSVL | Guntersville, AL | 2 |
| BOAZ | Boaz, AL | 2 |
| JACKSONVL | Jacksonville, AL | 2 |
| CHULAFINNE | not matched | 2 |
| GADSDEN | Gadsden, AL | 2 |
| TALLADEGA | Talladega, AL | 2 |
Top 25 of 59 rate centers.
Number supply in 938
An area code has 800 possible central office codes that start with 2 through 9, a few of which are reserved (such as N11 service codes and 555). 193 are assigned in 938, 24% of 800. 171 were assigned in 2020 or later.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2010s | 21 | 11% |
| 2020s | 171 | 89% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
A local 938 number on Callata
Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.
If you already have a number in area code 938, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.
Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 9pm.
Frequently asked questions
Where is area code 938?
938 is a geographic area code in Alabama. Places with the most assigned exchanges include Huntsville, Cullman, Decatur, and Rogersville.
What time zone is area code 938 in?
NANPA lists 938 in the Central time zone.
When did area code 938 go into service?
NANPA records an in-service date of July 10, 2010. The code was assigned on March 4, 2009.
Is 938 an overlay area code?
Yes. It shares its territory with 256.
Can my business get a 938 phone number?
Callata includes up to 3 local numbers on its $99/month plan (5 users included). Which 938 numbers are open depends on carrier inventory when you choose, and you can port an existing number for free.