Centennial Communications Corp Watch

from 8-K ~50 pages Form 8-K 110603 Underwriting Agreement

from SC 13D 1 page Exhibit 1 Joint Filing Agreement in Accordance With Rule 13d-1(f) of the Securities Exchange Act of 1934, as Amended, the Undersigned Hereby Agree to the Joint Filing on Behalf of Each of US of a Statement on Schedule 13d Relating to the Common Stock, Par Value $.01 Per Share, of Centennial Cellular Corp., a Delaware Corporation, and That Any Amendments Thereto Filed by Any of US Will Be Filed on Behalf of Each of US. This Agreement May Be Included as an Exhibit to Such Joint Filing. Blackstone CCC Capital Partners L.P. By: Blackstone Management Associates III L.L.C. By: /S/ Mark T. Gallogly Name: Mark T. Gallogly Title: Member Blackstone CCC Offshore Capital Partners L.P. By: Blackstone Management Associates III L.L.C. By: /S/ Mark T. Gallogly Name: Mark T. Gallogly Title: Member Blackstone Family Investment Partnership III L.P. By: Blackstone Management Associates III L.L.C. By: /S/ Mark T. Gallogly Name: Mark T. Gallogly Title: Member <page> <page> Blackstone Management Associates III L.L.C. By: /S/ Mark T. Gallogly Name: Mark T. Gallogly Title: Member /S/ Mark T. Gallogly Peter G. Peterson By: Mark T. Gallogly, Attorney-In-Fact /S/ Mark T. Gallogly Stephen A. Schwarzman By: Mark T. Gallogly, Attorney-In-Fact Dated: January 19, 1999

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Centennial Cell Corp Gabelli Foundation 1/07/99 3,000- 41.5000 the Gabelli Performance Partnership 1/07/99 184,815- 41.5000 1/07/99 185- 41.5000 Gabelli Funds, Inc. the Gabelli Telecommunication Fund 1/07/99 76,280- 41.5000 the Gabelli Small Cap Growth Fund 1/07/99 40,870- 41.5000 1/06/99 15,000- 41.7086 the Gabelli Global Multi Media Trust 1/07/99 79,000- 41.5000 the Gabelli Capital Asset Fund 1/07/99 26,000- 41.5000 1/06/99 9,000- 41.7086 1/07/99 15,000- 41.5000 Gamco Investors, Inc. 1/07/99 9,756- 41.5000 1/07/99 9,000 41.5000 1/07/99 200,600- 41.5000 1/07/99 661,200- 41.5000 1/06/99 13,000- 41.7404 1/07/99 1,300- 41.5000 Gabelli Associates Fund 1/07/99 87,700- 41.5000 1/07/99 1,000- 41.6250 1/07/99 4,400 41.4375 1/06/99 5,700- 41.6875 1/06/99 5,000- 41.6250 (1) the Transactions on 1/07/99 Were in Connection With the Merger Described in Item 5(a) of This Amendment to Schedule 13d. All Other Transactions Were Effected on the NASDAQ National Market. (2) Price Excludes Commission

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A ~5 pages Underwriting agreement

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Centennial Cell Corp Gabelli Funds, Inc. the Gabelli Small Cap Growth Fund 5/27/98 600 33.9150 Gamco Investors, Inc. 6/11/98 24,000 31.3125 6/11/98 3,000 34.2500 6/10/98 2,000 34.3750 6/08/98 10,000- 34.2540 6/05/98 11,000 34.2727 6/04/98 39,600 34.2540 6/03/98 1,400 34.3661 6/01/98 3,300 34.3750 6/01/98 500 35.0625 5/29/98 6,300 35.0228 5/28/98 3,000 34.5000 5/28/98 500- 34.0000 5/28/98 500 33.9375 5/28/98 1,000- *Do 5/27/98 1,000 34.0000 5/27/98 500 33.9375 5/27/98 29,100 33.5099 5/27/98 1,000 33.1250 5/27/98 500 34.7500 5/26/98 800 34.8125 5/26/98 35,000 34.7071 5/22/98 17,300 34.6617 5/22/98 500 34.6250 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NASDAQ National Market. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Centennial Cell Corp Gabelli Foundation 5/18/98 3,000 34.0208 the Gabelli Performance Partnership 5/14/98 500 33.2500 5/14/98 4,000 34.3750 Gabelli International Ltd II 5/13/98 10,000 33.1837 Gabelli International Ltd 5/21/98 7,500 34.4851 Gabelli Funds, Inc. the Gabelli Small Cap Growth Fund 5/19/98 900- 34.2900 5/19/98 1,800 34.2900 5/18/98 6,500 33.9150 Gamco Investors, Inc. 5/20/98 5,000 34.6875 5/19/98 3,000 34.4990 5/15/98 2,000 34.5000 5/21/98 11,000 34.4764 5/21/98 1,000 34.5000 5/20/98 10,000 34.6622 5/19/98 11,400 34.4177 5/19/98 3,000 34.5000 5/18/98 3,000 33.1479 5/18/98 1,000- 33.1193 5/18/98 15,000 34.0604 5/18/98 3,000- 33.1479 5/18/98 200 33.0208 5/18/98 1,000 33.1193 5/18/98 200- 33.0208 5/15/98 10,000 34.3834 5/15/98 900 34.3750 5/14/98 2,000- 33.1479 5/14/98 2,700 33.8750 5/14/98 1,000 34.5000 5/13/98 45,100 33.1357 Gabelli Associates Fund 5/13/98 3,000 33.1250 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NASDAQ National Market. (2) Price Excludes Commission

from SC 13D ~5 pages Underwriting agreement

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Centennial Cell Corp Gabelli International Ltd 9/24/97 1,500- 18.5000 9/10/97 1,200- 17.4375 8/13/97 3,800- 17.0954 Gabelli Funds, Inc. the Gabelli Telecommunication Fund 9/29/97 2,000 18.2494 9/29/97 2,000- 18.2494 9/25/97 2,000- 18.2494 9/15/97 5,000- 17.8657 the Gabelli Global Multi Media Trust 9/22/97 2,000- 18.2494 9/18/97 3,000- 18.7094 the Gabelli Couch Potato Fund 10/10/97 10,000- 19.9118 10/09/97 20,000- 19.9806 the Gabelli Capital Asset Fund 10/14/97 3,000- 20.6243 Gamco Investors, Inc. 9/24/97 1,000- 18.5000 9/19/97 1,000- 18.3750 9/18/97 2,000- 18.8750 8/13/97 3,000- 17.0833 Gamco Investors, Inc. 10/06/97 2,000- 19.7500 9/26/97 12,500- 17.9450 9/22/97 1,000- 18.2500 9/22/97 2,000- 18.3125 9/05/97 1,000- 16.8750 9/03/97 1,000- 17.0000 8/28/97 500- 15.8750 8/22/97 500- 15.5000 8/21/97 20,000- *Do 8/20/97 5,000- 15.8438 8/18/97 1,000- *Do (1) Unless Otherwise Indicated, All Transactions Were Effected on the NASDAQ National Market. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. 31

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Centennial Cell Corp Gabelli International Advisory Services Limited 12/23/96 1,000 11.0650 12/05/96 1,000 11.6275 11/21/96 3,000 11.3550 Gabelli Funds, Inc. the Gabelli Small Cap Growth Fund 12/05/96 2,000 11.5000 11/26/96 2,000 11.3750 11/21/96 1,000 11.0500 the Gabelli Global Multi Media Trust 12/23/96 58,000- 11.0000 11/21/96 3,000 11.1250 the Gabelli Equity Trust,inc. 12/23/96 58,000 11.0000 11/20/96 5,000 11.0500 the Gabelli Capital Asset Fund 11/20/96 5,000 11.0000 Gamco Investors, Inc. 12/11/96 5,000 11.5875 12/09/96 5,000 11.7250 Gamco Investors, Inc. 12/23/96 2,000 10.9063 12/20/96 1,000 11.0000 12/17/96 4,000 10.9531 12/12/96 500 11.6250 12/12/96 1,000 11.7500 12/11/96 4,000 11.6719 12/09/96 2,000- 11.6188 12/09/96 2,000 11.6250 12/05/96 1,000 11.5625 12/03/96 500 11.3750 12/03/96 2,000 11.3125 12/02/96 1,500 11.6250 11/25/96 5,000 11.3750 11/22/96 5,000 11.4750 11/21/96 2,000 11.2906 11/18/96 1,500 11.0000 11/14/96 5,000 11.9375 11/14/96 5,000 11.8500 11/12/96 3,000 11.5000 11/06/96 1,000- *Do 10/29/96 1,000 13.5625 10/24/96 3,000 14.0000 Page 33 of 34 Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Centennial Cell Corp Gamco Investors, Inc. 10/23/96 2,000 14.0000 10/23/96 2,000- 13.8750 (1) Unless Otherwise Indicated, All Transactions Were Effected on the NASDAQ Stock Market, Inc. (2) Price Excludes Commission. (*) Results in Change of Dispositive Power and Beneficial Ownership. Page 34 of 34

from SC 13D/A 1 page Schedule II Information With Respect to Transactions Effected During the Past Sixty Days or Since the Most Recent Filing on Schedule 13d (1) Shares Purchased Average Date Sold(-) Price(2) Common Stock-Centennial Cell Corp the Gabelli Performance Partnership 6/03/96 8,000 16.9397 6/03/96 2,000 16.9775 Gil II, Ltd. 8/02/96 4,500 14.0486 6/28/96 5,000 16.5000 6/03/96 10,000 16.9392 Gabelli International Ltd 6/03/96 10,000 16.9392 Gabelli Funds, Inc. the Gabelli Small Cap Growth Fund 6/04/96 5,000 17.0000 6/03/96 1,000 16.9980 6/03/96 1,000 16.9150 the Gabelli Global Multi Media Trust 6/03/96 14,500 16.9980 6/03/96 15,000 16.9375 6/03/96 9,000 16.9150 the Gabelli Capital Asset Fund 6/24/96 4,000 17.3750 Gamco Investors, Inc. 8/02/96 4,000 14.6250 7/30/96 1,000 14.7500 7/26/96 2,000 14.5000 7/25/96 1,000 14.4375 7/16/96 2,000 15.7500 7/02/96 800 17.8750 6/26/96 5,500 16.5909 6/25/96 20,500 17.1326 6/25/96 500- 17.3611 6/25/96 24,000 17.1294 6/25/96 500 17.2594 6/24/96 20,000 17.3750 6/21/96 3,000 17.4911 Page 44 of 45 6/21/96 200 17.6861 6/21/96 300 17.5778 6/21/96 1,000 17.4261 6/21/96 4,500 17.3611 6/20/96 13,000 17.4519 6/19/96 5,000 17.1888 6/18/96 25,000 17.2500 6/18/96 2,000 17.2825 6/18/96 10,000 17.2565 6/18/96 9,000 17.2572 6/18/96 2,000 17.1875 6/18/96 4,000 17.2662 6/17/96 5,000 17.2500 6/13/96 10,000 17.2500 6/12/96 2,000 17.2500 6/12/96 2,000 17.3400 6/12/96 1,000 17.2525 6/12/96 65,000 17.1875 6/12/96 14,000 17.2200 6/11/96 16,400 17.2000 6/10/96 2,000 17.2825 6/10/96 5,000 17.2500 6/10/96 9,100 17.2885 6/10/96 3,000 17.3150 6/07/96 1,000 17.1875 6/07/96 6,000 17.2500 6/06/96 5,000 17.2500 6/05/96 4,000 17.1875 6/04/96 1,000 17.0700 6/04/96 8,500 17.0076 (1) Unless Otherwise Indicated, All Transactions Were Effected at NASDAQ . (2) Price Excludes Commission. Page 45 of 45