Cologne, New Jersey

ZIP codes in Cologne

Area codes for Cologne

• Area code 609

  In service since 1957. Shares its area with 640. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 640

  In service since September 17, 2018. Shares its area with 609. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Cologne is in the Eastern Time zone.

Towns near Cologne

• Germania1.6 km (1.0 mi)
• Egg Harbor City2.8 km (1.7 mi)
• Pomona5.2 km (3.2 mi)
• Stockton University5.8 km (3.6 mi)
• Egg Harbor6.2 km (3.9 mi)
• McKee8.2 km (5.1 mi)
• Port Republic10.3 km (6.4 mi)
• Smithville11.3 km (7.0 mi)