Home / Area 240 / Prefix 640
Prefix Lookup

(240) 640 Phone Number Lookup

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

224number 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 37–54 of 224 listings for this prefix.

Low activity Wireless

(240) 640-6068

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
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Low activity Wireless

(240) 640-6088

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6108

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6128

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6148

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6168

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6188

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6208

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6228

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6248

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6268

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6288

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6308

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6328

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6348

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6368

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6388

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing
Low activity Wireless

(240) 640-6408

Sterling, Maryland

  • Carrier: Leap Wireless Intl Inc. Dba Cricket Comm Inc.
  • Exchange: 240-640
  • Report type: Reverse lookup profile
View listing

About this prefix

Area code 240 prefix 640 is organized as a reverse lookup section for Sterling, Maryland. The page combines location metadata, carrier information, line type, number listings, and community activity in one place.

Public URLs use the exchange format 240-640, while each listing still maps back to the correct area code and prefix structure.