Home / Area 817 / Prefix 640
Prefix Lookup

(817) 640 Phone Number Lookup

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

227number listings
0caller reports
13lookup 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 1–18 of 227 listings for this prefix.

Recent activity Landline

(817) 640-4831

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-4851

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-4871

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-4891

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-4911

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-4931

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-4951

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-4971

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-4991

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-5011

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-5031

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-5051

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-5071

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-5091

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-5111

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-5131

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-5151

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing
Recent activity Landline

(817) 640-5171

Dallas, Texas

  • Carrier: Southwestern Bell
  • Exchange: 817-640
  • Report type: Reverse lookup profile
View listing

About this prefix

Area code 817 prefix 640 is organized as a reverse lookup section for Dallas, Texas. The page combines location metadata, carrier information, line type, number listings, and community activity in one place.

Public URLs use the exchange format 817-640, while each listing still maps back to the correct area code and prefix structure.