Area code 414

Largest exchanges

• Milwaukzn1438
• Milwaukzn445
• Milwaukzn538
• Milwaukzn331

Largest carriers

• Wisconsin Bell INC189
• T-mobile Usa, Inc.54
• New Cingular Wireless Pcs, LLC - Il51
• United States Cellular - Wi47
• Onvoy, LLC - Wi31
• Cellco Partnership dba Verizon Wireless - Wi25
• Spok, Inc.18
• Teleport Communications America, LLC Wi18
• Level 3 Communications, LLC - Wi14
• Paetec Itel, LLC13

Most reported 414 numbers

No visitor reports yet in this area code.

FCC complaints

• 414-246-13392 · 2026-10-07
• 414-437-29611 · 2026-10-07
• 414-261-05741 · 2026-10-06
• 414-437-22461 · 2026-10-04
• 414-437-64121 · 2026-10-02