1 Exhibit 23.3 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of VoiceStream Wireless Corporation of our report dated February 4, 2000 included in Powertel, Inc.'s Annual Report on Form 10-K for the year ended December 31, 1999 which is incorporated by reference in the Registration Statement on Form S-4 of VoiceStream Wireless Corporation dated October 4, 2000. /s/ Arthur Andersen LLP Atlanta, Georgia November 10, 2000