Embodiments of the present invention disclose a communication method, a receiving method and an apparatus in a wireless local area network. The communication method includes: determining a first channel and a second channel of the wireless local area network, where the first channel and the second channel are consecutive, and the wireless local area network includes a first local area network and a second local area network; sending a first beacon frame by using all or a part of a bandwidth of the first channel, where the first beacon frame includes system information of the first local area network; and sending a second beacon frame by using all or a part of a bandwidth of the second channel, where the second beacon frame includes system information of the second local area network. The embodiments of the present invention improve a utilization rate of system spectrum resources.