346 Area Code: Houston Location, Time Zone & Scam Check (2026)
The 346 area code covers Houston, TX and 8 surrounding counties. Learn its history, time zone, spam risk, Fortune 500 companies, and how to call Houston internationally.
The 346 area code covers the Houston-The Woodlands-Sugar Land metropolitan area in southeastern Texas. Activated in 2014, it overlays the same territory as 713, 281, and 832, serving approximately 7.5 million people across 8 counties.
Quick Facts
- Location: Houston, Pasadena, Sugar Land, The Woodlands, Galveston
- Time Zone: Central Time (CT) — UTC-6 / UTC-5 DST
- Created: July 2014 (overlay of 713/281/832)
- Counties: Harris, Fort Bend, Montgomery, Brazoria, Galveston + 3 more
- Population: ~7.5 million people
Is 346 a Scam Area Code?
Houston ranks in the top 5 most robocall-targeted cities in the US. Verify unknown callers with our Spam Number Checker.
How to Call 346 Internationally
Dial exit code + 1 + 346 + 7-digit number. On mobile: +1-346-XXX-XXXX. Use the Best Time to Call tool for Houston time zone info.
Related Guides
Ready to Start Calling?
Make international calls from your browser with BubblyPhone. No app needed, instant setup.
Get Started Free →