The Green Book · NYC311

The Green Book is the City's official directory. It contains information about City, State, and Federal agencies and their leadership.

You can search the Green Book online for free or purchase a print edition from the CityStore.

A free, searchable version of the Green Book is available online.

You can search for:

Functions of City, County, and State agencies
Names and contact information for agency leadership
Salaries of the agency heads

Access Green Book Online.

Technical Issues

You can report technical problems with Green Book Online.

Contact the Department of Citywide Administrative Services.

Manhattan Municipal Building
1 Centre Street, North Plaza (between Chambers Street and the Brooklyn Bridge)
Monday – Friday: 9 AM to 4 PM
Closed on City Holidays.

Manhattan Office of the City Clerk
141 Worth Street (corner of Worth and Centre Streets)
Monday – Friday: 8:30 AM to 4 PM
Closed on City Holidays.

You can get more information about CityStore by phone.

Call 311 for assistance.

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