Waldwick, New Jersey

ZIP codes in Waldwick

Area codes for Waldwick

• Area code 201

  In service since 1947. Shares its area with 551. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 551

  In service since December 29, 2001. Shares its area with 201. 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

Waldwick is in the Eastern Time zone.

Towns near Waldwick

• Ho Ho Kus2.3 km (1.4 mi)
• Allendale2.3 km (1.4 mi)
• Midland Park2.4 km (1.5 mi)
• Ridgewood3.7 km (2.3 mi)
• Wyckoff3.9 km (2.4 mi)
• Saddle River4.1 km (2.5 mi)
• Ramsey5.3 km (3.3 mi)
• Woodcliff Lake5.5 km (3.4 mi)