Middlesex County, New Jersey ZIP Codes
- ZIP codes
- 35
- Cities
- 33
- State
- New Jersey (NJ)
- County FIPS
- 34023
Cities in Middlesex County
- Avenel
- Carteret
- Colonia
- Dayton
- Dunellen
- East Brunswick
- Edison
- Fords
- Helmetta
- Highland Park
- Iselin
- Keasbey
- Kendall Park
- Metuchen
- Middlesex
- Milltown
- Monmouth Junction
- Monroe Township
- New Brunswick
- North Brunswick
- Old Bridge
- Parlin
- Perth Amboy
- Piscataway
- Plainsboro
- Port Reading
- Sayreville
- Sewaren
- South Amboy
- South Plainfield
- South River
- Spotswood
- Woodbridge
ZIP codes in Middlesex County
- 07001Avenel
- 07008Carteret
- 07064Port Reading
- 07067Colonia
- 07077Sewaren
- 07080South Plainfield
- 07095Woodbridge
- 08536Plainsboro
- 08810Dayton
- 08812Dunellen
- 08816East Brunswick
- 08817Edison
- 08820Edison
- 08824Kendall Park
- 08828Helmetta
- 08830Iselin
- 08831Monroe Township
- 08832Keasbey
- 08837Edison
- 08840Metuchen
- 08846Middlesex
- 08850Milltown
- 08852Monmouth Junction
- 08854Piscataway
- 08857Old Bridge
- 08859Parlin
- 08861Perth Amboy
- 08863Fords
- 08872Sayreville
- 08879South Amboy
- 08882South River
- 08884Spotswood
- 08901New Brunswick
- 08902North Brunswick
- 08904Highland Park