Post Offices List in McPherson County, Kansas:
| Canton Post Office | 120 S Main St, Canton, KS 67428 |
| Galva Post Office | 216 S Main St, Galva, KS 67443 |
| Inman Post Office | 210 S Main St, Inman, KS 67546 |
| Lindsborg Post Office | 125 E Lincoln St, Lindsborg, KS 67456 |
| Marquette Post Office | 212 N Washington St, Marquette, KS 67464 |
| Mcpherson Post Office | 115 E Kansas Ave, Mcpherson, KS 67460 |
| Moundridge Post Office | 111 S Christian Ave, Moundridge, KS 67107 |
| Roxbury Post Office | 104 S Main St, Roxbury, KS 67476 |
| Windom Post Office | 701 Main St, Windom, KS 67491 |