990 Area Code Phone Directory

Information for Area Code 990

State: OH
Largest City in Area: CINCINNATI

Where is Area Code 990?

Area code (990) is in the state of OH. Below, are the major cities in the area code (990).

Major Cities in 990

CINCINNATI, OH (21)
ONTARIO, CA (17)
JACKSONVILLE, FL (14)
SAN BERNARDINO, CA (13)
FONTANA, CA (11)
RANCHO CUCAMONGA, CA (11)
RIVERSIDE, CA (11)
CORONA, CA (9)
UPLAND, CA (9)
POMONA, CA (8)

Zip Codes in 990