210-900 Prefix — Sanantonio, Texas

Phone numbers starting with 210-900 are based in Sanantonio, Texas, primarily served by T-Mobile.

Recently looked-up numbers in 210-900

• 210-900-5661
• 210-900-7094

More about this region

Area code 210 directory · About area code 210 · Get a TX phone number

Last updated: April 19, 2026