| 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 |
| Benld Post Office | Benld, IL 62009 | 106 E Central Ave Ste 1 | 2178352178 | View Details Get Directions |
| Brighton Post Office | Brighton, IL 62012 | 410 N Main St | 6183723011 | View Details Get Directions |
| Bunker Hill Post Office | Bunker Hill, IL 62014 | 105 E Fayette St | 6185853017 | View Details Get Directions |
| Carlinville Post Office | Carlinville, IL 62626 | 129 E 1st South St | 2178547071 | View Details Get Directions |
| Chesterfield Post Office | Chesterfield, IL 62630 | 20 S Main St | 6187533119 | View Details Get Directions |
| Eagarville Post Office | Eagarville, IL 62023 | 106 S Mount Olive Rd | 2178352700 | View Details Get Directions |
| Franklin Post Office | Franklin, IL 62638 | 312 Wyatt St | 2176752321 | View Details Get Directions |
| Gillespie Post Office | Gillespie, IL 62033 | 200 W Spruce St | 2178393020 | View Details Get Directions |
| Girard Post Office | Girard, IL 62640 | 153 S 2nd St | 2176273016 | View Details Get Directions |
| Greenfield Post Office | Greenfield, IL 62044 | 609 Main St | 2173682848 | View Details Get Directions |
| Hettick Post Office | Hettick, IL 62649 | 116 E Post St | 6187785500 | View Details Get Directions |
| Litchfield Post Office | Litchfield, IL 62056 | 202 E Kirkham St | 2173242004 | View Details Get Directions |
| Medora Post Office | Medora, IL 62063 | 104 N Main St | 6187293730 | View Details Get Directions |
| Modesto Post Office | Modesto, IL 62667 | 108 S Main St | 2174397285 | View Details Get Directions |
| Mount Olive Post Office | Mount Olive, IL 62069 | 118 S Poplar St | 2179995901 | View Details Get Directions |
| New Douglas Post Office | New Douglas, IL 62074 | 113 N Main St | 2174568811 | View Details Get Directions |
| Nilwood Post Office | Nilwood, IL 62672 | 31 Morean St | 2176273341 | View Details Get Directions |
| Palmyra Post Office | Palmyra, IL 62674 | 130 S Main St | 2174362013 | View Details Get Directions |
| Piasa Post Office | Piasa, IL 62079 | 1276 Route 16 | 6187293850 | View Details Get Directions |
| Raymond Post Office | Raymond, IL 62560 | 401 E Broad St | 2172294432 | View Details Get Directions |
| Sawyerville Post Office | Sawyerville, IL 62085 | 200 Mine Rd | 2178352622 | View Details Get Directions |
| Shipman Post Office | Shipman, IL 62685 | 123 Keating St | 6188365551 | View Details Get Directions |
| Staunton Post Office | Staunton, IL 62088 | 113 S Edwardsville St | 6186352676 | View Details Get Directions |
| Upper Alton Post Office | Alton, IL 62002 | 1624 Main St | 6184626014 | View Details Get Directions |
| Virden Post Office | Virden, IL 62690 | 211 N Springfield St | 2179653629 | View Details Get Directions |
| Waggoner Post Office | Waggoner, IL 62572 | 130 W Main St | 2172273623 | View Details Get Directions |
| Wilsonville Post Office | Wilsonville, IL 62093 | 510 Dean St | 2178352963 | View Details Get Directions |
| Mailbox in Post Office Lobby | Carlinville, IL 62626 | 201 S Main St | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 1 Saint Anthonys Way | -- | Get Directions |
| Public Collection Box | Virden, IL 62690 | 1000 N Springfield St | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 101 E 3rd St | -- | Get Directions |
| Public Collection Box | Girard, IL 62640 | 102 S 3rd St | -- | Get Directions |
| Public Collection Box | Gillespie, IL 62033 | 103 W Garrison St | -- | Get Directions |
| Public Collection Box | Raymond, IL 62560 | 110 N Mcgown 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 | Staunton, IL 62088 | 115 S Elm St | -- | Get Directions |
| Public Collection Box | Carlinville, IL 62626 | 120 Carlinville Plz | -- | Get Directions |
| Public Collection Box | Gillespie, IL 62033 | 121 S Macoupin St | -- | Get Directions |
| Public Collection Box | Carlinville, IL 62626 | 130 N Chiles St | -- | 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 | Carlinville, IL 62626 | 201 E Main 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 | Carlinville, IL 62626 | 240 E Main St | -- | 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 | Mount Olive, IL 62069 | 6583 E Fellin Dr | -- | Get Directions |
| Public Collection Box | Mount Olive, IL 62069 | 701 W Main St | -- | Get Directions |
| Public Collection Box | Alton, IL 62002 | 915 E 5th St | -- | Get Directions |
