Agency uses multiple numbers, This a debt collector based in TAMPA FL, USING SBC GLOBAL as their service provider. Agency fails to comply with Federal Regulation, I have requested to SBC GLOBAL that thier services be disconnected do to VIOLATIONS OF TERMS OF SERVICE. AGENCY during my call to them violated 3 regulations during the call. As well as three more just by calling me, complaints file with BBB USDA VERIZON SBC GLOBAL AT&T and AGENCY. I AM AN ABUSE MANAGER FROM VERIZON and have already files claims with appropriate agencies. I have issued a HALT and DISABLE command to their phone system and DIGIUM (PBX Distributor) has placed a registration block to reactivate their phone system