What area code is 903?
Here's everything about it.
Instant lookup for the 903 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
903 at a glance
Summary
Cities & regions served by 903
Tyler8 communities on record for 903.
Where 903 sits on the map
Overlay: 430Coverage area
About the 903 region
903 covers Tyler in Texas, including Sherman, Longview, Marshall, Palestine and Jacksonville. The code has been in service since 1990.
As the Tyler region grew, 903 ran low on available numbers, so 430 was added as an overlay code over the same geographic area. Both codes are local to each other and 10-digit dialing applies throughout.
Prior to October 18, 1980, the area code served Tijuana, Mexico, and adjacent areas bordering the United States Split of 214; 2003: overlaid by 430.
Who called me from 903?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 903 does not prove the caller is really in the 903 region or even in the United States.
- Avoid calling back unknown one-ring numbers — some premium-rate scams rely on curiosity callbacks.
- Never share verification codes, payment details, or remote access during an unsolicited call, even if the caller claims to be your bank or a government agency.
- When a 903 call pressures you to act immediately, hang up and contact the organization directly through its official number.
Be the first to add a community report for a 903 number below.
Frequently asked questions
FAQWhat area code is 903?+–
903 is a telephone area code serving Tyler in Texas, United States, in service since 1990.
Where is area code 903 located?+–
It covers Anderson County, Bowie County, Camp County and other counties, including Sherman, Longview, Marshall, Palestine and Jacksonville in Texas.
What cities are in area code 903?+–
Major communities on record include Sherman, Longview, Marshall, Palestine and Jacksonville, among others. The code's territory spans the Tyler region of Texas.
What time zone is 903?+–
903 observes Central (CT), which is UTC−6 / −5 DST and follows daylight saving time.
When did area code 903 start?+–
903 entered service in 1990. Its history: prior to October 18, 1980, the area code served Tijuana, Mexico, and adjacent areas bordering the United States Split of 214; 2003: overlaid by 430.
Why do calls to 903 require 10-digit dialing?+–
903 shares its territory with overlay code 430. Because both codes serve the same geographic area, the phone network needs all 10 digits to route a call, and calls between the codes are still local.
Is 903 a scam area code?+–
Scam and robocall traffic can use any North American code, 903 included — caller ID is easy to spoof, so the code alone does not tell you who is really calling. Check the community reports on this page before calling back an unknown 903 number, and report anything suspicious.
Can I get a 903 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 903 number regardless of where you physically live.