Mechanicsburg Illinois ZIP Codes
Mechanicsburg holds a single ZIP code.
Every ZIP code in Mechanicsburg
| ZIP code | County |
|---|---|
| 62545 | Sangamon County |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Mechanicsburg codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Mechanicsburg. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Mechanicsburg ZIP code begins 625. Those first three digits identify the sectional center facility that processes mail for this part of Illinois. Statewide that range covers 53 ZIP codes, so Mechanicsburg accounts for 2% of it.
Every Illinois ZIP prefix and the region it covers →
Area codes covering Mechanicsburg
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Mechanicsburg occupies.
Mechanicsburg Illinois area codes in full →
Where Mechanicsburg's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Mechanicsburg
| City | Distance | ZIP codes |
|---|---|---|
| Buffalo Illinois ZIP codes | 3.6 mi | 1 ZIP code |
| Dawson Illinois ZIP codes | 4.7 mi | 1 ZIP code |
| Rochester Illinois ZIP codes | 7.0 mi | 1 ZIP code |
| Riverton Illinois ZIP codes | 7.5 mi | 1 ZIP code |
| Mount Auburn Illinois ZIP codes | 8.3 mi | 1 ZIP code |
| Illiopolis Illinois ZIP codes | 9.2 mi | 1 ZIP code |
| Edinburg Illinois ZIP codes | 9.7 mi | 1 ZIP code |
| Sherman Illinois ZIP codes | 12 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.