任何選民都可以選擇使用三藩市的官方投遞箱來投遞他們的選票，或在獲得授權的情況下替另一位加州選民遞交選票。
每個選票投遞箱都位於戶外、放置於無障礙的路徑上，並設有一個簡單的選票投信口，其位置距離地面約42英寸，以便為使用輪椅或其他助行工具的選民提供最大程度的方便。每個投遞箱上的所有告示都是採用高對比度和大字體，加上防反光處理，以便所有選民都能清晰地看見，同時還有盲文壓印的說明，以指導選民確定選票投信口的位置。所有指示將以英文、中文、西班牙文、菲律賓文、緬甸文、 日文、韓文、泰文和越南文印刷。
選票投遞箱
位置
地址
1
Cabrillo Playground
853 38th Ave
2
Richmond/Senator Milton Marks Branch Library
351 9th Ave
3
Golden Gate Valley Branch Library
1801 Green St
4
Presidio Branch Library
3150 Sacramento St
5
City College of San Francisco - Chinatown Center
808 Kearny St
6
Huntington Park
California St and Taylor St
7
North Beach Branch Library
850 Columbus Ave
8
Ortega Branch Library
3223 Ortega St
9
Parkside Branch Library
1200 Taraval St
10
Sunset Branch Library
1305 18th Ave
11
Park Branch Library
1833 Page St
12
Western Addition Branch Library
1550 Scott St
13
City College of San Francisco - Downtown Center
88 4th St
14
City Hall
1 Dr Carlton B Goodlett Pl
15
Father Alfred E. Boeddeker Park
246 Eddy St
16
Mission Bay Branch Library
960 4th St
17
Ship Shape Community Center
850 Avenue I
18
Forest Hill Station (Muni Metro)
380 Laguna Honda Blvd
19
Ingleside Branch Library
1298 Ocean Ave
20
Merced Branch Library
155 Winston Dr
21
Eureka Valley Recreation Center
100 Collingwood St
22
Glen Park Branch Library
2825 Diamond St
23
Harvey Milk Recreation Center
50 Scott St
24
Noe Valley/Sally Brunn Branch Library
451 Jersey St
25
Bernal Heights Branch Library
500 Cortland Ave
26
City College of San Francisco - Mission Center
1125 Valencia St
27
Portola Branch Library
380 Bacon St
28
Bayview/Linda Brooks-Burton Branch Library
5075 3rd St
29
Potrero Branch Library
1616 20th St
30
Zuckerberg San Francisco General Hospital and Trauma Center
1001 Potrero Ave
31
Visitacion Valley Branch Library
201 Leland Ave
32
Crocker Amazon Playground
799 Moscow St
33
Excelsior Branch Library
4400 Mission St
34
Ocean View Branch Library
345 Randolph St