Mount Gretna Pennsylvania ZIP Codes
Mount Gretna holds a single ZIP code.
Every ZIP code in Mount Gretna
| ZIP code | County |
|---|---|
| 17064 | Lebanon 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Mount Gretna codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Mount Gretna. 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 Mount Gretna ZIP code begins 170. Those first three digits identify the sectional center facility that processes mail for this part of Pennsylvania. Statewide that range covers 92 ZIP codes, so Mount Gretna accounts for 1% of it.
Every Pennsylvania ZIP prefix and the region it covers →
Area codes covering Mount Gretna
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 Mount Gretna occupies.
Mount Gretna Pennsylvania area codes in full →
Where Mount Gretna's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Mount Gretna
| City | Distance | ZIP codes |
|---|---|---|
| Cornwall Pennsylvania ZIP codes | 3.4 mi | 1 ZIP code |
| Manheim Pennsylvania ZIP codes | 6.9 mi | 1 ZIP code |
| Lebanon Pennsylvania ZIP codes | 7.1 mi | 2 ZIP codes |
| Palmyra Pennsylvania ZIP codes | 7.9 mi | 1 ZIP code |
| Elizabethtown Pennsylvania ZIP codes | 9.3 mi | 1 ZIP code |
| Mount Joy Pennsylvania ZIP codes | 9.5 mi | 1 ZIP code |
| Lititz Pennsylvania ZIP codes | 11 mi | 1 ZIP code |
| Jonestown Pennsylvania ZIP codes | 12 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.