Attachment B FCC Upper 37 GHz, 39 GHz, and 47 GHz Bands Auction Auction 103 Winning Bidders Date of Report: 03/12/2020 08:55 AM ET Bidding Number of Net Credit Licenses Number of Relinquished Gross Payment Amount Bidder FRN Type Won PEAs Licenses Payment or (Refund) ATI Sub LLC 0017806043 127 38 N $ 113,948,318 $ 113,948,318 Azucena, Regina 0028303824 small - 25% 3 3 N $ 3,000 $ 2,250 Blue Ridge Wireless LLC 0023927312 small - 25% 49 23 N $ 2,079,224 $ 1,559,418 Docomo Pacific, Inc. 0004242723 28 1 N $ 37,200 $ 37,200 East Kentucky Network, 0001786607 rural - 15% 10 2 N $ 2,382,143 $ 2,024,822 LLC Engelbrecht Enterprises, 0028751832 7 7 N $ 388,530 $ 388,530 LLC FiberTower Spectrum 0019211895 3,267 411 Y $ 2,379,103,897 $ 1,185,734,976 Holdings LLC High Band License Co, 0027843630 52 22 N $ 306,711,619 $ 306,711,619 LLC Horry Telephone 0001886944 rural - 15% 3 1 N $ 18,900 $ 16,065 Cooperative, Inc. LICT Wireless Broadband 0025243858 2 1 N $ 170,000 $ 170,000 Company, LLC Monarch Wireless, LLC 0028769594 small - 25% 173 46 N $ 39,282,289 $ 29,461,717 NKCN LLC 0028781037 68 17 N $ 6,718,504 $ 6,718,504 Nsight Spectrum, LLC 0020519138 16 8 N $ 1,235,424 $ 1,235,424 OptimERA, Inc. 0021762067 small - 25% 2 1 N $ 2,000 $ 1,500 Page 1 of 3 Attachment B FCC Upper 37 GHz, 39 GHz, and 47 GHz Bands Auction Auction 103 Winning Bidders Date of Report: 03/12/2020 08:55 AM ET Bidding Number of Net Credit Licenses Number of Relinquished Gross Payment Amount Bidder FRN Type Won PEAs Licenses Payment or (Refund) OTZ Telephone 0004334512 small - 25% 4 1 N $ 33,600 $ 25,200 Cooperative, Inc. Pine Cellular Phones, 0012882643 rural - 15% 7 2 N $ 1,394,106 $ 1,184,990 Inc. Pioneer Telephone 0001700863 rural - 15% 8 2 N $ 1,142,040 $ 970,734 Cooperative, Inc. PVT Networks, Inc. 0001612555 rural - 15% 20 8 Y $ 1,826,109 ($ 571,433) Straight Path Spectrum, 0012576435 4,940 411 Y $ 3,417,133,445 $ 1,624,101,808 LLC T-Mobile License LLC 0001565449 2,384 399 Y $ 931,609,379 $ 872,791,192 The Alaska Wireless 0021818133 8 4 N $ 56,400 $ 56,400 Network, LLC Uintah Basin Electronic 0001601079 rural - 15% 4 2 N $ 174,000 $ 147,900 Telecommunications, LLC Union Telephone 0001630201 rural - 15% 15 2 N $ 586,100 $ 498,185 Company United States Cellular 0004372322 237 70 N $ 146,342,281 $ 146,342,281 Corporation VTel Wireless, Inc. 0003645843 rural - 15% 6 2 N $ 502,000 $ 426,700 W.A.T.C.H. TV Company 0002930980 19 5 N $ 820,000 $ 820,000 Window Wireless L.L.C. 0028781052 2,651 416 N $ 202,532,574 $ 202,532,574 Page 2 of 3 Attachment B FCC Upper 37 GHz, 39 GHz, and 47 GHz Bands Auction Auction 103 Winning Bidders Date of Report: 03/12/2020 08:55 AM ET Bidding Number of Net Credit Licenses Number of Relinquished Gross Payment Amount Bidder FRN Type Won PEAs Licenses Payment or (Refund) Windstream Services 0028299675 32 8 N $ 13,750,040 $ 13,750,040 LLC, Debtor-In-Possession Page 3 of 3