KIEV, Jan. 16 - Kyivstar GSM, Ukraine??™s No. 1 cell phone company owned by Telenor, reported the number of subscribers growing 12.82% to 21.51 million as of Jan. 1, 2007, according to a report.

"December 2006 showed a significant growth in the number of new mobile subscribers. The traditional discounts before the New Year holidays have become an accelerator, which stipulated an unprecedented rise in the number of new subscribers," the press service said.