Area code 309

Largest exchanges

• Peoria155
• Bloomingtn76
• Rockisland41
• Macomb23
• Galesburg20
• Pekin17
• Moline17
• Eastmoline16
• Canton13
• Kewanee13

Largest carriers

• Frontier North, Inc. - Il99
• Illinois Bell Tel Co83
• Onvoy, LLC74
• Level 3 Communications, LLC - Il66
• Cellco Partnership dba Verizon Wireless - Il46
• Mediacom Telephony Of Illinois, LLC - Il39
• Citizens Telecom Co Illinois-frontier Citizens -il35
• New Cingular Wireless Pcs, LLC - Il34
• T-mobile Usa, Inc.34
• Brightspeed Of Illinois, LLC24

Most reported 309 numbers

No visitor reports yet in this area code.