Meaning of the word "door-to-door delivery" in English

What does "door-to-door delivery" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

door-to-door delivery

US /ˌdɔːr.tuːˈdɔːr dɪˈlɪv.ər.i/
"door-to-door delivery" picture
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