ZIP Code 18020
18020 is one of Pennsylvania's ZIP codes, delivering to addresses in Bethlehem, Northampton County.
- City
- Bethlehem
- County
- Northampton County
- State
- Pennsylvania
- Prefix
- 180xx
Where this code sits
18020 is part of the 180xx range, the group of codes handled by one mail processing centre. Bethlehem is served by 6 ZIP codes in total; the full list, with the county each falls in, is on the Bethlehem page.
Bethlehem Pennsylvania ZIP codes →
Area codes over the same ground
Postal and telephone geography are drawn separately, so these codes cover the area 18020 delivers to without sharing its boundary.
ZIP codes nearest 18020
| ZIP code | Distance | Delivers to |
|---|---|---|
| ZIP code 18017 | 2.9 mi | Bethlehem, PA |
| ZIP code 18045 | 3.1 mi | Easton, PA |
| ZIP code 18025 | 3.5 mi | Bethlehem, PA |
| ZIP code 18018 | 4.2 mi | Bethlehem, PA |
| ZIP code 18002 | 4.8 mi | Lehigh Valley, PA |
| ZIP code 18064 | 5.3 mi | Nazareth, PA |
| ZIP code 18015 | 5.3 mi | Bethlehem, PA |
| ZIP code 18042 | 5.9 mi | Easton, PA |
Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope ZIP code 18020. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.