1840 zip code

  • Zip: 1840
  • Type: STANDARD
  • Decommissioned: 0
  • Primary city: Lawrence
  • State: MA (Massachusetts)
  • County: Essex County
  • Timezone: America/New_York
  • Area codes: 508,978
  • World region: NA
  • Country: US
  • Latitude: 42.71
  • Longitude: -71.16
  • IRS estimated population (2014): 4180
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