CallataGuides

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.

Area code 938: NANPA facts
ItemValue
StateAlabama
In service sinceJuly 10, 2010
Assigned by NANPAMarch 4, 2009
OverlayYes, with 256
Parent area code (NANPA)256
Time zoneCentral
Local calls within the codeten digits (area code plus number)
Assigned central office codes193
Rate centers with codes59
Carriers holding codes28
Pooled codes191
Codes assigned since 2020171
Relief planning in progressNo

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.

Most populous places with 938 exchanges
PlacePopulation (2024)Area codesExchangesCarriers
Huntsville, AL230,402256, 93819344
Madison, AL64,029256, 9381810
Decatur, AL57,974256, 9386716
Florence, AL42,716256, 9383211
Gadsden, AL33,086256, 9383914
Athens, AL32,587256, 9383012
Albertville, AL23,392256, 938167
Anniston, AL21,127256, 9384718
Cullman, AL20,239256, 9385515
Hartselle, AL16,201256, 938137
Scottsboro, AL15,957256, 938337
Talladega, AL14,693256, 9381910
Jacksonville, AL14,651256, 938108
Alexander City, AL14,439256, 938198
Sylacauga, AL12,123256, 9381611

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.

Largest code holders in area code 938
Carrier (NANPA operating company)ExchangesShare
New Cingular Wireless PCS, LLC - Ga6835%
Onvoy, LLC - Al3619%
Ton80 Communications, LLC199.8%
Fractel, LLC189.3%
Onvoy Spectrum, LLC105.2%
Teleport Communications America, LLC - Al63.1%
Powertel Birmingham Licenses, INC.52.6%
Commio, LLC31.6%
Coretel Alabama, INC. - Al31.6%
Shelcomm21.0%
Bandwidth.com CLEC, LLC - Al21.0%
AT&T Enterprises, LLC21.0%

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 centers in area code 938 by assigned codes
Rate center (NANPA)PlaceCodes
HUNTSVILLEHuntsville, AL35
CULLMANCullman, AL19
DECATURDecatur, AL17
ROGERSVLRogersville, AL16
SCOTTSBOROScottsboro, AL15
CHILDERSBGChildersburg, AL5
ATHENSAthens, AL4
ANNISTONAnniston, AL4
RUSSELLVLRussellville, AL3
FLORENCEFlorence, AL3
HAZELGREENnot matched3
ATTALLAAttalla, AL3
MADISONMadison, AL3
ARABArab, AL3
SECTIONSection, AL3
HARTSELLEHartselle, AL2
MOULTONMoulton, AL2
RED BAYRed Bay, AL2
SYLACAUGASylacauga, AL2
GUNTERSVLGuntersville, AL2
BOAZBoaz, AL2
JACKSONVLJacksonville, AL2
CHULAFINNEnot matched2
GADSDENGadsden, AL2
TALLADEGATalladega, AL2

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.

Area code 938: central office codes by decade assigned
Decade assignedExchangesShare
2010s2111%
2020s17189%

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.