some quick City of Chico jumps:
City Council
Arts
Chico Municipal Code
Police
Solid Waste Collection and Recycling

other:
Chico Chamber of Commerce
Chico Unified School District
Chico Area Recreation and Park District
Downtown Chico Business Association
Friends of Bidwell Park

Chico Libraries:
CSU,Chico - Meriam Library
Chico Public Library (Butte County)
Chico High School Library
Pleasant Valley High School Library

---other Butte County Libraries

Chico Newspapers:
Chico Enterprise Record
Chico News & Review
The Orion (CSU, Chico)
Synthesis

---other Butte County newspapers

Butte County Offices: Butte County Home Page

some quick Butte County jumps:
Butte County Clerk-Recorder-Elections Home Page
Butte County Fire Rescue
Butte County Office of Education
Butte County Sheriff

College/University

Butte College
California State Univ., Chico

Libraries:

Butte College Library
Butte County Law Library (telephone: 530-538-7122)
Butte County Library
North State Cooperative Library System
Paradise Genealogical Society & Library

Legal:

Butte County Association of Governments
Butte County Code
Butte County Courts
Butte County Law Library (telephone: 530-538-7122)
Butte County Local Agency Formation Commission (LAFCO)

Other:

B-Line : Butte Regional Transit
Butte County Air Quality Management District
Butte County Cemeteries (Tombstone Transcription Project)
Butte County Economic Development Corporation
Butte County Treasures
Butte Environmental Council - BEC
ButteCounty.com
Experience Butte County

Other Butte County Newspapers: (Chico newspapers are listed above)

Oroville Mercury-Register
Paradise Post
Feather River Canyon News

see also:

Meriam Library -- Other State and Local Information
Meriam Library -- Finding Local (Chico/Northeast California) Information