Verizon Communications Inc is beginning at present an unrestricted wireless calling examination endeavored at diminutive businesses, to assist battle with AT&T over business clients. The arrangement comprises limitless calls to up to 5 landline numerals, and a permanent monthly cost per wireless procession of $4.99. The party is at present the No. 2 US wireless delivery service, but is inching its way in the direction of thumping AT&T off the pinnacle slot. Some in the diligence have concerned over a probable penalty war sandwiched between the 2, ever since Verizon revealed a $99-a-month unrestricted calling table for customers in February.