Area code 856

Largest exchanges

• Camden80
• Haddonfld65
• Moorestown54
• Vineland44
• Woodbury30
• Merchantvl30
• Haddon Hts28
• Williamstn25
• Laurel Spg24
• Bridgeton21

Largest carriers

• Verizon New Jersey, Inc.174
• Paetec Itel, LLC90
• New Cingular Wireless Pcs, LLC - Dc43
• Mcimetro Access Transmission Services LLC - NJ42
• Onvoy, LLC - NJ42
• Omnipoint Communications Enterprises, LP41
• Level 3 Communications, LLC - NJ35
• Cellco Partnership dba Verizon Wireless - NJ34
• Teleport Communications America, LLC - NJ31
• Bandwidth.com Clec, LLC - NJ18

Most reported 856 numbers

No visitor reports yet in this area code.

FCC complaints

• 856-543-13121 · 2026-10-07
• 856-450-82291 · 2026-10-06
• 856-458-88081 · 2026-10-06
• 856-402-54501 · 2026-10-05
• 856-856-51831 · 2026-10-05
• 856-499-83161 · 2026-10-03
• 856-537-31421 · 2026-10-03