AT&T has been notorious for its spotty service in major cities like San Francisco and New York, while Verizon is heralded for its combination of network coverage and speed.
AT & T nwere ọhụụ maka ọrụ ọhụhụ na obodo ndị dị ka San Francisco na New York, ebe a na-akpọ Verizon maka nchikota nke mkpuchi netwọk na ọsọ.