645 Madison Avenue / Manhattan

645 Madison AvenueManhattan, New York 10022

A New York address. A connection for the work ahead.

Discover the history of 645 Madison Avenue, the building behind the address, and Stealth fiber internet for the businesses working here.

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The building / At a glance

Year built
1971
Reported floors
22
Recorded building area
164,615 sq ft
Neighborhood
Upper East Side

Property measurements: NYC Planning PLUTO. View sources.

645 Madison Avenue / A New York story

An address with
a history of its own.

645 Madison Avenue
Manhattan, New York.

The address over time.

645 Madison Avenue is an address in Upper East Side, Manhattan. NYC Planning records the building’s construction year as 1971.

The property in city records.

NYC Planning’s property record for 645 Madison Avenue classifies the tax lot for commercial and office use. The single-building lot is recorded with 22 floors. The recorded building area is 164,615 square feet.

Plan your connection.

For service at 645 Madison Avenue, start with your floor or suite and the bandwidth your team needs. Stealth’s online availability and ordering flow carries the selected building into current pricing and service terms. Installation access and the final service arrangements are coordinated for your space.

Stealth Fiber / 645 Madison Avenue

Your next connection starts here.

Stealth fiber is available on floors 2–22 at 645 Madison Avenue.

Choose your bandwidth, review current pricing and service terms, and place your order online. Our team will coordinate your floor or suite and installation access. Installation typically in 5 business days.

Your building is selected. Choose bandwidth on the next step.

Call +1 212 232 2020Email info@stealth.net
Building information

Sources & records.

Research checked .

  1. NYC Planning — PLUTO property record (opens in a new window)

    Tax-lot building measurements, construction and alteration records; PLUTO 26v2

  2. NYC Planning — verified building address (opens in a new window)

    Entrance address, building identity and neighborhood