EX-99.1 MONTHLY FACTSHEET DATED AS OF AUG 3, 2007

Exhibit 99.1


		Monthly Factsheet		August 3, 2007 IR Office



	2006																								2007
Subscriber	May			Jun			Jul			Aug			Sep			Oct			Nov			Dec			Jan			Feb			Mar			Apr			May			Jun			Jul
Population (’000)		48,379			48,396			48,412			48,429			48,446			48,463			48,364			48,297			48,310			48,324			48,337			48,350			48,364			48,377			48,390

Total Market Subs (’000)		39,130			39,382			39,508			39,556			39,703			39,866			40,048			40,197			40,418			40,772			41,101			41,409			41,783			42,320			42,379

Market Penetration(%)		80.9	%		81.4	%		81.6	%		81.7	%		82.0	%		82.3	%		82.8	%		83.2	%		83.7	%		84.4	%		85.0	%		85.6	%		86.4	%		87.5	%		87.6	%

SKT Subs (’000)		19,849			19,984			19,973			19,982			20,032			20,122			20,202			20,271			20,369			20,561			20,733			20,893			21,079			21,358			21,387
1x		18,986			19,136			19,166			19,206			19,274			19,312			19,425			19,663			19,777			19,970			20,241			20,353			20,488			20,705			20,570
EVDO (1)		8,917			9,122			9,279			9,396			9,518			9,477			9,718			10,038			10,326			10,565			10,889			11,125			11,449			11,753			11,909
net Adds		71			135			(11	)		9			50			90			80			69			98			193			171			160			187			278			30
activations		398			641			425			382			459			516			486			520			626			599			827			736			805			766			630
deactivations		328			506			436			373			410			427			406			451			528			406			656			576			618			488			600
MNP In		202			381			218			204			265			293			246			275			369			245			399			361			403			143			329
MNP Out		189			385			245			223			272			294			266			285			366			247			395			357			402			143			322

Monthly Churn Rate		1.7	%		2.5	%		2.2	%		1.9	%		2.0	%		2.1	%		2.0	%		2.2	%		2.6	%		2.0	%		3.2	%		2.8	%		2.9	%		2.3	%		2.8	%

Competitors’ Subs (’000)		19,281			19,398			19,534			19,573			19,671			19,744			19,846			19,926			20,050			20,211			20,368			20,516			20,704			20,962			20,992
net Adds		63			117			136			39			98			73			102			80			124			161			158			148			187			259			29
KTF		12,584			12,634			12,718			12,732			12,773			12,805			12,863			12,914			12,974			13,076			13,156			13,255			13,359			13,512			13,526
LGT		6,697			6,765			6,817			6,841			6,899			6,940			6,983			7,012			7,076			7,135			7,212			7,261			7,345			7,451			7,466

Market Share
SKT		50.7	%		50.7	%		50.6	%		50.5	%		50.5	%		50.5	%		50.4	%		50.4	%		50.4	%		50.4	%		50.4	%		50.5	%		50.4	%		50.5	%		50.5	%
KTF		32.2	%		32.1	%		32.2	%		32.2	%		32.2	%		32.1	%		32.1	%		32.1	%		32.1	%		32.1	%		32.0	%		32.0	%		32.0	%		31.9	%		31.9	%
LGT		17.1	%		17.2	%		17.3	%		17.3	%		17.4	%		17.4	%		17.4	%		17.4	%		17.5	%		17.5	%		17.5	%		17.5	%		17.6	%		17.6	%		17.6	%


	2006																2007
ARPU	May		Jun		Jul		Aug		Sep		Oct		Nov		Dec		Jan		Feb		Mar		Apr		May		Jun		Jul
Monthly ARPU (Won)		44,510		44,783		43,968		44,208		47,529		45,784		45,431		45,691		44,013		42,134		46,260		44,838		46,186		44,308
Sign-up fee		904		1,361		960		831		1,055		1,192		1,120		1,195		1,438		1,359		1,849		1,620		1,735		1,549
*ARPU excl. Sign-up fee*		*43,606*		*43,422*		*43,008*		*43,376*		*46,474*		*44,592*		*44,311*		*44,495*		*42,575*		*40,775*		*44,411*		*43,218*		*44,451*		*42,759*
Monthly fee & Call charge		27,315		26,541		26,745		27,054		27,438		26,626		27,123		27,136		26,595		25,247		27,003		26,784		27,311		26,354
VAS & others		934		1,017		1,000		1,180		1,036		1,043		1,057		980		1,050		1,065		1,158		1,026		1,121		1,061
Wireless Internet		11,090		11,753		11,164		11,063		11,272		12,661		11,403		11,935		10,591		10,532		11,880		11,155		11,411		10,977
NATE		5,808		6,189		6,014		5,962		6,206		6,549		5,991		6,237		5,337		5,396		6,134		5,667		5,654		5,415
Phone mail		5,006		4,798		4,752		4,761		4,717		5,427		4,840		5,172		4,874		4,722		5,316		5,095		5,415		5,132
Others(2)		276		766		398		340		349		685		572		526		380		415		431		393		341		430
L-M Interconnection		1,806		1,785		1,739		1,728		2,805		1,779		1,886		1,726		1,838		1,608		1,779		1,742		1,788		1,687
M-M Interconnection		2,460		2,325		2,361		2,352		3,923		2,484		2,841		2,719		2,501		2,324		2,590		2,510		2,821		2,681


	2006																								2007
MOU	May			Jun			Jul			Aug			Sep			Oct			Nov			Dec			Jan			Feb			Mar			Apr			May			Jun	Jul
Monthly Voice MOU (Outgoing)		211			198			202			202			204			203			203			207			199			183			208			204			211
Monthly Voice MOU (Incoming)		116			109			116			111			112			109			112			113			110			100			112			110			115

Voice Traffic Proportion
SKT->SKT		33.3	%		33.2	%		32.6	%		33.0	%		33.0	%		33.5	%		33.2	%		33.2	%		33.0	%		33.0	%		33.7	%		33.7	%		33.3	%
Fixed line->SKT		17.2	%		17.2	%		18.4	%		17.1	%		17.6	%		16.2	%		16.9	%		16.6	%		17.2	%		16.6	%		16.3	%		16.0	%		16.0	%
Other Mobile->SKT		18.2	%		18.3	%		18.0	%		18.3	%		18.2	%		18.7	%		18.5	%		18.6	%		18.3	%		18.5	%		18.7	%		18.8	%		19.0	%
SKT->Fixed line		12.6	%		12.6	%		12.7	%		13.0	%		12.8	%		12.6	%		12.5	%		12.8	%		12.9	%		12.9	%		12.4	%		12.3	%		12.2	%
SKT->Other Mobile		18.7	%		18.6	%		18.2	%		18.6	%		18.5	%		18.9	%		18.7	%		18.7	%		18.5	%		18.7	%		18.8	%		19.0	%		19.2	%


(1)		EVDO handset includes June handset.

(2)		Others: Biz solution, Financial Enabler, Leased line business, Global Biz included.