Wireless Telecommunication Services Industry Note Agreements

Form of Promissory Note Issued to Inventory Lenders in March 2022 to May 2022 (Surge Holdings, Inc., Filed With SEC on August 11, 2022)

Revolved Secured Promissory Note with Lender, dated April 8, 2022, as amended June 2, 2022 (Surge Holdings, Inc., Filed With SEC on August 11, 2022)

Form of On Demand Promissory Note issued by the Company in favor of SMDMM Funding, LLC (Surge Holdings, Inc., Filed With SEC on September 22, 2021)

15% OID Convertible Promissory Note, dated March 8, 2021, in the principal amount of $2,300,000, issued to Evergreen Capital Management LLC (Surge Holdings, Inc., Filed With SEC on March 16, 2021)

Paycheck Protection Program Note, dated April 18, 2020, issued to Bank3 (Surge Holdings, Inc., Filed With SEC on August 14, 2020)

Form Promissory Note, dated May 29, 2020 (Surge Holdings, Inc., Filed With SEC on August 14, 2020)

Terms Agreement, dated as of August 10, 2020 among the Company and BofA Securities, Inc., Morgan Stanley & Co. LLC, RBC Capital Markets, LLC, UBS Securities LLC and Wells Fargo... (UNITED STATES CELLULAR CORP, Filed With SEC on August 12, 2020)

Form Promissory Note, dated January 29, 2020 (Surge Holdings, Inc., Filed With SEC on May 12, 2020)

Form Promissory Note, dated February 3, 2020 (Surge Holdings, Inc., Filed With SEC on May 12, 2020)

Form Promissory Note, dated March 5, 2020 (Surge Holdings, Inc., Filed With SEC on May 12, 2020)

Form Promissory Note, dated March 13, 2020 (Surge Holdings, Inc., Filed With SEC on May 12, 2020)

Promissory Note, issued by Surge Holdings, Inc. to AN Holdings, LLC on April 24, 2020 (Surge Holdings, Inc., Filed With SEC on May 12, 2020)

Promissory Note, issued by Surge Holdings, Inc. to Jack D. and Vanessa J. Mitchell on November 4, 2019 (Surge Holdings, Inc., Filed With SEC on November 15, 2019)

Promissory Note, issued by Surge Holdings, Inc. to AN Holdings, LLC on November 6, 2019 (Surge Holdings, Inc., Filed With SEC on November 15, 2019)

Convertible Promissory Note Issued by Surge Holding Inc. to GBT Technologies Inc. dated September 27, 2019 (Surge Holdings, Inc., Filed With SEC on November 14, 2019)

Form of Convertible Promissory Note dated October 7, 2019 issued to Buyers (Surge Holdings, Inc., Filed With SEC on October 15, 2019)

T-MOBILE USA, INC. $1,000,000,000 4.000% Senior Notes due 2022 $1,250,000,000 5.125% Senior Notes due 2025 $1,250,000,000 5.375% Senior Notes due 2027 Purchase Agreement (T-Mobile US, Filed With SEC on March 16, 2017)

FIRSTREPLACEMENT CONVERTIBLE PROMISSORY NOTE B (Surge Holdings, Inc., Filed With SEC on September 19, 2016)

ASSIGNMENTOF NOTE (Surge Holdings, Inc., Filed With SEC on September 19, 2016)

FIRSTREPLACEMENT CONVERTIBLE PROMISSORY NOTE A (Surge Holdings, Inc., Filed With SEC on September 19, 2016)

T-MOBILE USA, INC. $650,000,000 6.000% Senior Notes due 2024 Purchase Agreement (T-Mobile US, Filed With SEC on April 29, 2016)

T-MOBILE USA, INC. $1,350,000,000 6.000% Senior Notes due 2024 Purchase Agreement (T-Mobile US, Filed With SEC on April 26, 2016)

T-MOBILE USA, INC. $2,000,000,000 Senior Notes due 2021 Purchase Agreement (T-Mobile US, Filed With SEC on March 7, 2016)

GOGO INC. 3.75% ConvertibleSenior Notes due 2020 Purchase Agreement (Gogo Inc., Filed With SEC on March 9, 2015)

METROPCS WIRELESS, INC. AND EACH OF THE GUARANTORS PARTY HERETO 6.250% SENIOR NOTES DUE 2021 6.625% SENIOR NOTES DUE 2023 THIRD SUPPLEMENTAL INDENTURE Dated as of April 29, 2013... (T-Mobile US, Filed With SEC on August 8, 2013)

[Form of Face of Initial Note] [Global Notes Legend] (T-Mobile US, Filed With SEC on March 22, 2013)

METROPCS WIRELESS, INC. AND EACH OF THE GUARANTORS PARTY HERETO 7 7/8% SENIOR NOTES DUE 2018 FIFTH SUPPLEMENTAL INDENTURE Dated as of December 14, 2012 To the Indenture dated as... (T-Mobile US, Filed With SEC on December 17, 2012)

METROPCS WIRELESS, INC. AND EACH OF THE GUARANTORS PARTY HERETO 6 5/8% SENIOR NOTES DUE 2020 SIXTH SUPPLEMENTAL INDENTURE Dated as of December 14, 2012 To the Indenture dated as... (T-Mobile US, Filed With SEC on December 17, 2012)

Form of 77/8% Senior Note due 2018 [Face of Note] (T-Mobile US, Filed With SEC on December 17, 2012)

Form of 6 5/8% Senior Note due 2020 [Face of Note] (T-Mobile US, Filed With SEC on December 17, 2012)

Note Agreements in the Wireless Telecommunication Services Industry