Ronkonkoma, New York

ZIP codes in Ronkonkoma

Area codes for Ronkonkoma

• Area code 631

  In service since November 1, 1999. Shares its area with 934. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 934

  In service since July 16, 2016. Shares its area with 631. 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

Ronkonkoma is in the Eastern Time zone.

Towns near Ronkonkoma

• Lake Ronkonkoma2.8 km (1.7 mi)
• Islandia3.4 km (2.1 mi)
• Nesconset4.5 km (2.8 mi)
• Bohemia4.7 km (2.9 mi)
• Holbrook5.1 km (3.2 mi)
• Lake Grove5.5 km (3.4 mi)
• Hauppauge5.7 km (3.5 mi)
• Central Islip6 km (3.7 mi)