Waltham, MA ZIP Codes

ZIP code, county, time zone and coordinates of Waltham, Massachusetts

The ZIP code of Waltham, MA is 02451. Waltham has 4 ZIP codes: 02451, 02452, 02453, 02465. It is in Middlesex County.

Mailing address format for Waltham

John Smith
123 Main St
WALTHAM MA 02451
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

All ZIP codes in Waltham

ZIP codePopulationArea
02451—5.3 sq miMain
02452—3.8 sq mi
02453—3.6 sq mi
02465—2.2 sq mi

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Where is Waltham? Location, county and time zone

State
Massachusetts
County
Middlesex County
GPS coordinates
42.38883, -71.24186
Elevation
49 ft (15 m)
Time zone
America/New YorkEST · UTC-05:00
Population
65,218

Map of Waltham, MA 02451

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ZIP codes near Waltham

Waltham ZIP code: FAQ

What is the ZIP code for Waltham, MA?

The main ZIP code for Waltham, MA is 02451. All ZIP codes: 02451, 02452, 02453, 02465.

How many ZIP codes does Waltham have?

Waltham has 4 ZIP codes.

What county is Waltham, MA in?

Waltham is in Middlesex County, Massachusetts.

What time zone is Waltham in?

Waltham is in the America/New York time zone (EST, UTC-05:00 right now).

What are the coordinates of Waltham?

Latitude 42.38883, longitude -71.24186.

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