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Maine ZIP Codes

Maine ZIP codes cover major cities like Portland, Augusta, Bangor, and rural areas across the state’s counties. ZIP codes starting with 039–049 are unique to Maine.

Quick Facts

  • Total ZIP Codes: 522
  • Largest City: Portland
  • ZIP Range: 03901 – 04992
  • Area Codes: 207

Population Highlights

  • Portland Metro: ~0.52M
  • Bangor Metro: ~0.12M
  • Augusta Metro: ~0.12M

Major Counties

  • Cumberland: 04001–04132
  • Kennebec: 04330–04370
  • Penobscot: 04401–04497
  • York: 03901–04092

Regional ZIP Distribution

  • Southern ME: 03901–04132
  • Central ME: 04201–04699
  • Northern ME: 04701–04992

Area Codes

  • 207: Entire state

Transportation & Landmarks

  • Major Airports: Portland Intl Jetport (PWM), Bangor Intl (BGR)
  • Major Highways: I-95, US-1, US-2
  • Landmarks: Acadia National Park, Portland Head Light

Notable ZIP Codes

Some ZIP codes in Maine are especially significant. 04101 covers downtown Portland, 04330 covers central Augusta, and 04401 covers Bangor. Rural ZIP codes include 03901 and 04992.

Maine ZIP Code Directory

ZIP Code ▲ Common City ▲

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