| Post Office Name | City/State | Address | Phone Number | Action |
|---|---|---|---|---|
| Alton Post Office | Alton, IL 62002 | 2350 Homer M Adams Pkwy | 6184622501 | View Details Get Directions |
| Alton Square Post Office | Alton, IL 62002 | 117 Alton Sq | 6184634728 | View Details Get Directions |
| Upper Alton Post Office | Alton, IL 62002 | 1624 Main St | 6184626014 | View Details Get Directions |
| Public Collection Box | Alton, IL 62002 | 1 Saint Anthonys Way | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 101 E 3rd St | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 1114 Henry St | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 1114 Milton Rd | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 1721 Homer M Adams Pkwy | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 200 Piasa St | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 200 W 3rd St | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 231 E Center Dr | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 2350 Homer Adams Pkwy | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 2811 Homer M Adams Pkwy | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 322 E Broadway | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 3517 College Ave | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 4105 Humbert Rd | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 4415 Martin Luther King Dr | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 501 Belle St | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 601 E 3rd St | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 915 E 5th St | -- | Get Directions |
