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  3. 690 Prefixes

690 Area Code Phone Directory

Phone Prefixes in the 690 Area Code

(690) 2XX (690) 3XX (690) 4XX (690) 5XX (690) 6XX (690) 7XX (690) 8XX (690) 9XX

Information for Area Code 690

State: NJ
Largest City in Area: TRENTON

Where is Area Code 690?

Area code (690) is in the state of NJ. Below, are the major cities in the area code (690).

Area Codes Starting with 6

Major Cities in 690

TRENTON, NJ (20)
OXFORD, NC (12)
WHEATON, IL (7)
HAMILTON, NJ (7)
PRINCETON, NJ (7)
HOUSTON, TX (7)
PHOENIX, AZ (6)
SAN DIEGO, CA (6)
AURORA, IL (6)
BOLINGBROOK, IL (6)