SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

(Amendment No.    )

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☐	Preliminary Proxy Statement
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☐	Definitive Proxy Statement
☒	Definitive Additional Materials
☐	Soliciting Material under §240.14a-12

SBA Communications Corporation

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

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Online Go to www.envisionreports.com/SBAC or scan the QR code — login details are located in the shaded bar below. Votes submitted electronically must be received by 11:59 P.M., (Eastern Time), on May 13, 2020. Shareholder Meeting Notice 1234 5678 9012 345 Important Notice Regarding the Availability of Proxy Materials for the SBA Communications Corporation Shareholder Meeting to be Held on May 14, 2020 Under Securities and Exchange Commission rules, you are receiving this notice that the proxy materials for the annual shareholders’ meeting are available on the Internet. Follow the instructions below to view the materials and vote online or request a copy. The items to be voted on and location of the annual meeting are on the reverse side. Your vote is important! This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. SBA’s proxy statement and annual report to shareholders are available at: www.envisionreports.com/SBAC Easy Online Access — View your proxy materials and vote. Step 1: Go to www.envisionreports.com/SBAC Step 2: Click on Cast Your Vote or Request Materials. Step 3: Follow the instructions on the screen to log in. Step 4: Make your selections as instructed on each screen for your delivery preferences. Step 5: Vote your shares. When you go online, you can also help the environment by consenting to receive electronic delivery of future materials. Obtaining a Copy of the Proxy Materials – If you want to receive a copy of the proxy materials, you must request one. There is no charge to you for requesting a copy. Please make your request as instructed on the reverse side on or before May 4, 2020 to facilitate timely delivery.

Shareholder Meeting Notice SBA Communications Corporation’s Annual Meeting of Shareholders will be held at SBA Communications Corporation, Corporate Office, 8051 Congress Avenue, Boca Raton, FL 33487 on May 14, 2020 at 10:00 A.M. Eastern Time. Proposals to be voted on at the meeting are listed below along with the Board of Directors’ recommendations. The Board of Directors recommends that you vote FOR all the director nominees listed in Proposal 1 and FOR Proposals 2, 3, and 4: 1. Election of Director Nominees for a three-year term expiring at the 2023 Annual Meeting: 01—Steven E. Bernstein 02—Duncan H. Cocroft 03 — Fidelma Russo 2. Ratification of the appointment of Ernst & Young LLP as SBA’s independent registered public accounting firm for the 2020 fiscal year. 3. Approval, on an advisory basis, of the compensation of SBA’s named executive officers. 4. Approval of the 2020 Performance and Equity Incentive Plan. Note: Such other business as may properly come before the Annual Meeting and any postponements or adjournments thereof. For more information regarding attending the meeting, please contact SBA’s Investor Relations department at (561) 995-7670. PLEASE NOTE – YOU CANNOT VOTE BY RETURNING THIS NOTICE. To vote your shares you must go online or request a paper copy of the proxy materials to receive a proxy card. If you wish to attend and vote at the meeting, please bring this notice with you. Here’s how to order a copy of the proxy materials and select delivery preferences: Current and future delivery requests can be submitted using the options below. If you request an email copy, you will receive an email with a link to the current meeting materials. PLEASE NOTE: You must use the number in the shaded bar on the reverse side when requesting a copy of the proxy materials. — Internet – Go to www.envisionreports.com/SBAC. Click Cast Your Vote or Request Materials. — Phone – Call us free of charge at 1-866-641-4276. — Email – Send an email to investorvote@computershare.com with “Proxy Materials SBA Communications Corporation” in the subject line. Include your full name and address, plus the number located in the shaded bar on the reverse side, and state that you want a paper copy of the meeting materials. To facilitate timely delivery, all requests for a paper copy of proxy materials must be received by May 4, 2020. For more information regarding attending the meeting, please contact SBA’s Investor Relations department at (561) 995-7670.