7,500,000 shares of common stock at $19.00 on NASDAQ

Washington, D.C. -- November 16, 2004 -- InPhonic, Inc. (Nasdaq: INPC) announced today its initial public offering of 7,500,000 shares of common stock priced at $19.00 per share. InPhonic offered 6,500,000 shares and certain stockholders offered 1,000,000 shares. In addition, the underwriters will have a 30-day option to purchase up to an additional 1,125,000 shares of common stock from the selling stockholders to cover over-allotments, if any. The shares will be listed on the Nasdaq National Market under the symbol INPC and will begin trading today.

Net proceeds to the Company, after underwriting discount and estimated expenses related to the offering, will be approximately $108.9 million. Net proceeds to the Company will be used to repay certain debt, pay accrued and unpaid dividends on shares of the Company's preferred stock, and cover general corporate purposes, including working capital. Assuming no exercise of the over-allotment option, the selling stockholders will receive net proceeds of approximately $17.7 million.

The offering was made through an underwriting syndicate led by Deutsche Bank Securities Inc. and J.P. Morgan Securities Inc. Deutsche Bank Securities Inc. and J.P. Morgan Securities Inc. acted as Joint Book-runners and Co-lead Managers. Thomas Weisel Partners LLC, Friedman, Billings, Ramsey & Co Inc., Allen & Company LLC, and Pacific Crest Securities Inc. are co-managers. Copies of the final prospectus may be obtained from Deutsche Bank Securities Inc. and J.P. Morgan Securities Inc.

About InPhonic
Headquartered in Washington, D.C., InPhonic, Inc. (www.inphonic.com) is a leading online seller of wireless services and devices based upon the number of activations of wireless services sold online in the United States. InPhonic sells these services and devices through websites that it creates and manages for online businesses, member-based organizations and associations, and national retailers under their own brands.

A registration statement relating to these securities has been filed with the Securities and Exchange Commission and has become effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be a sale of these securities in any state in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities law of any such state.

CONTACT:
Tripp Donnelly
Investor Relations
202-333-0001
tdonnelly@inphonic.com

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