Addresses on 21st Ave in Apalachicola Florida
- 100 21st Ave
- 101 21st Ave
- 103 21st Ave
- 105 21st Ave
- 106 21st Ave
- 107 21st Ave
- 140 21st Ave
- 141 21st Ave
- 143 21st Ave
- 144 21st Ave
- 145 21st Ave
- 146 21st Ave
- 147 21st Ave
- 156 21st Ave
- 165 21st Ave
- 166 21st Ave
- 167 21st Ave
- 168 21st Ave
- 169 21st Ave
- 170 21st Ave
- 315 21st Ave
- 328 21st Ave
- 336 21st Ave
- 337 21st Ave
- 354 21st Ave
- 357 21st Ave
- 358 21st Ave
- 362 21st Ave
- 365 21st Ave
- 366 21st Ave
- 372 21st Ave
- 374 21st Ave
- 375 21st Ave