Home / Area 210 / Prefix 421
Prefix Lookup

(210) 421 Phone Number Lookup

Research phone numbers under this exchange in San Antonio, Texas. Review carrier details, activity signals, and community caller feedback.

176number listings
0caller reports
10lookup pages

Phone Numbers in This Prefix

Browse numbers in this exchange and open any listing to view caller details, spam signals, and community feedback. Showing 127–144 of 176 listings for this prefix.

Recent activity Wireless

(210) 421-3996

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4016

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4036

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4056

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4076

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4096

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4116

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4136

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4156

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4176

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4196

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4216

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4236

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4256

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4276

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4296

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4316

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing
Recent activity Wireless

(210) 421-4336

San Antonio, Texas

  • Carrier: T-mobile Usa Inc.
  • Exchange: 210-421
  • Report type: Reverse lookup profile
View listing

About this prefix

Area code 210 prefix 421 is organized as a reverse lookup section for San Antonio, Texas. The page combines location metadata, carrier information, line type, number listings, and community activity in one place.

Public URLs use the exchange format 210-421, while each listing still maps back to the correct area code and prefix structure.