Postal reference
ZIP 01831, Massachusetts
ZIP code 01831 is associated with Haverhill in Massachusetts in the GeoNames postal reference.
Reference details
- State
- Massachusetts (MA)
- ZIP code
- 01831
- Associated localities
- Haverhill
- County names in postal records
- Essex
- Approximate postal point
- 42.7711, -71.1221
View point on map ↗
Postal information is adapted from GeoNames, CC BY 4.0. Locality associations and coordinates are approximate, not ZIP boundaries or a guarantee of current mail delivery.