| Post Office Name | City/State | Address | Phone Number | Action |
|---|---|---|---|---|
| Altamont Post Office | Altamont, IL 62411 | 122 W Washington Ave | 6184836314 | View Details Get Directions |
| Beecher City Post Office | Beecher City, IL 62414 | 101 S Sweazy St | 6184875520 | View Details Get Directions |
| Dieterich Post Office | Dieterich, IL 62424 | 201 S Main St | 2179255535 | View Details Get Directions |
| Edgewood Post Office | Edgewood, IL 62426 | 807 Broad St | 6182384207 | View Details Get Directions |
| Effingham Post Office | Effingham, IL 62401 | 210 N 3rd St | 2173426016 | View Details Get Directions |
| Farina Post Office | Farina, IL 62838 | 306 W Madison St | 6182456113 | View Details Get Directions |
| Louisville Post Office | Louisville, IL 62858 | 150 E Chestnut St | 6186653354 | View Details Get Directions |
| Mason Post Office | Mason, IL 62443 | 755 Adams St | 6182384830 | View Details Get Directions |
| Montrose Post Office | Montrose, IL 62445 | 301 W National Rd | 2179244147 | View Details Get Directions |
| Saint Elmo Post Office | Saint Elmo, IL 62458 | 112 E 5th St | 6188295116 | View Details Get Directions |
| Shumway Post Office | Shumway, IL 62461 | 101 E Main St | 2178685527 | View Details Get Directions |
| Teutopolis Post Office | Teutopolis, IL 62467 | 100 W Main St | 2178573422 | View Details Get Directions |
| Watson Post Office | Watson, IL 62473 | 101 S Monroe St | 2175366136 | View Details Get Directions |
| Public Collection Box | Effingham, IL 62401 | 1006 N Keller Dr | -- | Get Directions |
| Public Collection Box | Effingham, IL 62401 | 101 S Merchant St | -- | Get Directions |
| Public Collection Box | Effingham, IL 62401 | 105 N Keller Dr | -- | Get Directions |
| Public Collection Box | Effingham, IL 62401 | 1204 Avenue Of Mid America | -- | Get Directions |
| Public Collection Box | Effingham, IL 62401 | 1204 N Keller Dr | -- | Get Directions |
| Public Collection Box | Effingham, IL 62401 | 1207 Network Centre Dr | -- | Get Directions |
| Public Collection Box | Effingham, IL 62401 | 1901 S 4th St | -- | Get Directions |
| Public Collection Box | Effingham, IL 62401 | 2000 S Banker St | -- | Get Directions |
| Public Collection Box | Farina, IL 62838 | 306 W Madison Ave | -- | Get Directions |
