775-544-5871 720-474-3102 816-787-3338
484-390-0679 438-875-0536 931-626-4571
620-344-0393 855-812-0294 415-889-0741
Index - Area Code 920 - Wisconsin Prefix 920-541 - JEFFERSON, WI (TELEPORT COMMUNICATIONS GROUP - MILWAUKEE)NPA-NXX-X Location Phone Company 920-541-0XXX JEFFERSON, WI 7216-TELEPORT COMMUNICATIONS GROUP - MILWAUKEE 920-541-1XXX JEFFERSON, WI TELNET-WI, LLC - WI 920-541-2XXX JEFFERSON, WI LEVEL 3 COMMUNICATIONS, LLC - WI 920-541-3XXX JEFFERSON, WI CHARTER FIBERLINK CCO, LLC - WI 920-541-4XXX JEFFERSON, WI LEVEL 3 COMMUNICATIONS, LLC - WI 920-541-5XXX JEFFERSON, WI 7216-TELEPORT COMMUNICATIONS GROUP - MILWAUKEE 920-541-6XXX JEFFERSON, WI BANDWIDTH.COM CLEC, LLC - WI 920-541-7XXX JEFFERSON, WI BANDWIDTH.COM CLEC, LLC - WI 920-541-8XXX JEFFERSON, WI SBC INTERNET SERVICES, INC. 920-541-9XXX JEFFERSON, WI TELEPORT COMMUNICATIONS GROUP - MILWAUKEE