Correcting Financial Table in Winstar Earnings Release.

Business Editors

CORRECTION ... by Business Wire

--(BUSINESS WIRE)--Feb. 27, 2001

In BW2089, (NY-WINSTAR-COMMUNICATIONS) Winstar Reports Strong Fourth Quarter Results, disregard third table, Metrics and Other Operating Data (rounded). The fourth table is the corrected version.

The correct table follows:

                     Winstar Communications, Inc.
              Metrics and Other Operating Data (rounded)
                    Quarter Ended December 31, 2000

                              12/31/00   9/30/00    6/30/00    3/31/00
                              --------   -------    -------    -------
METRICS
Addressable Market:
Pre-Factory Leases             4,700       4,500      4,200      3,600
Field Review                     800       1,000      1,000        800
In-Factory                     3,800       3,200      2,800      2,300
On-Net Buildings               4,400       3,400      2,400      2,000
CAP (other revenue generating) 1,000       1,000      1,000      1,000
                              ------      ------     ------     ------

 Total Building Access Rights 14,700      13,100     11,400      9,700
                              ======      ======     ======     ======

Addressable Market
 (on-net tenants)            125,000      95,000     66,300     50,000
Addressable Desktops       2,900,000   2,400,000  1,900,000  1,400,000

Customers:
Total Customers               32,200      29,700     27,500     25,500
On-Net Customers              13,900      11,500      9,400      7,500
On-Net Building Penetration     11.1%       12.1%      14.2%      15.0%
Bundled Voice and Data
 Take Rate (current additions)    73%         62%        48%        40%

Revenue:
Monthly Revenue / Customer   $ 1,850     $ 1,700    $ 1,650    $ 1,600
On-Facilities Revenue %           97%         95%        93%        92%

Lines:
Total Lines                1,040,000     920,000    810,000    709,000
On-Net %
 (current additions)              85%         82%        73%        62%
On-Net %
 (cumulative)                     52%         47%        42%        38%

OTHER OPERATING DATA
Fiber:
Long-haul Dark Fiber
 - Contracted (route miles)   16,000      16,000     16,000     16,000
Long-haul Dark Fiber
 - Delivered (route miles)     8,735       6,767      5,725      4,813

Short-haul - Contracted
 Markets                          50          50         50         50
 Rings                            65          65         65         65
Short-haul - Lit
 Markets                          14          11          9          7
 Rings                            25          17         12         10

Markets in Operation:
Domestic                          60          60         60         60
International                     15          13         12         10
                                 ---         ---        ---        ---
 Total                            75          73         72         70
                                 ===         ===        ===        ===