Sienna, Texas

Nearest ZIP codes to Sienna

These are the ZIP codes nearest to Sienna, each listed with the post office it is named after.

Area codes for Sienna

• Area code 713

  In service since 1947. Shares its area with 281, 346, 621 and 832. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 281

  In service since November 2, 1996. Shares its area with 346, 621, 713 and 832. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 346

  In service since July 1, 2014. Shares its area with 281, 621, 713 and 832. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 832

  In service since January 16, 1999. Shares its area with 281, 346 and 713. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Sienna is in the Central Time zone.

Towns near Sienna

• Arcola4.1 km (2.5 mi)
• Fresno6.5 km (4.0 mi)
• Thompsons7.2 km (4.5 mi)
• Rosharon8.9 km (5.5 mi)
• Missouri9.1 km (5.7 mi)
• Iowa Colony9.4 km (5.8 mi)
• Sandy Point9.7 km (6.0 mi)
• Missouri City11.1 km (6.9 mi)