X0202 4 2007-12-27 0000879573 CENTENNIAL COMMUNICATIONS CORP /DE CYCL 0001212985 WELSH PATRICK J C/O WELSH, CARSON, ANDERSON & STOWE 320 PARK AVENUE, SUITE 2500 NEW YORK NY 10022 0 0 1 0 Common Stock 2007-12-27 5 G 0 408422 0 D 668304 D The Reporting Person also indirectly beneficially owns 19,122,000 shares of Common Stock held by Welsh, Carson, Anderson & Stowe VIII, L.P. and 17,381 shares held by WCAS Management Corporation. The Reporting Person is a managing member of the sole general partner of Welsh, Carson, Anderson & Stowe VIII, L.P. and a controlling shareholder of WCAS Management Corporation. Pursuant to Instruction (4)(b)(iv) of Form 4, the Reporting Person has elected to report as indirectly beneficially owned the entire number of securities beneficially owned by each such entity. The Reporting Person disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him. /s/David Mintz, Attorney-in-Fact 2008-01-04