"sorting office" meaning in English

{
  "forms": [
    {
      "form": "sorting offices",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sorting office (plural sorting offices)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Post",
          "orig": "en:Post",
          "parents": [
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1963 January, Jeffrey P. Burke, “Railway crossroads of the north-west: Shrewsbury”, in Modern Railways, page 51",
          "text": "The town has a long association with T.P.O. [travelling post office] working, the stock and operation of which has changed little over the years, but in 1961 new postal vans were introduced on the \"York Mail\" and a conveyor belt from platform 7 to the sorting office is to be installed to speed traffic.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A building in which mail is collected together, then sorted prior to delivery."
      ],
      "id": "en-sorting_office-en-noun-9SnHvNIB",
      "links": [
        [
          "mail",
          "mail"
        ],
        [
          "collected",
          "collected"
        ],
        [
          "sorted",
          "sorted"
        ],
        [
          "delivery",
          "delivery"
        ]
      ],
      "wikipedia": [
        "sorting office"
      ]
    }
  ],
  "word": "sorting office"
}

{
  "forms": [
    {
      "form": "sorting offices",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sorting office (plural sorting offices)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "en:Post"
      ],
      "examples": [
        {
          "ref": "1963 January, Jeffrey P. Burke, “Railway crossroads of the north-west: Shrewsbury”, in Modern Railways, page 51",
          "text": "The town has a long association with T.P.O. [travelling post office] working, the stock and operation of which has changed little over the years, but in 1961 new postal vans were introduced on the \"York Mail\" and a conveyor belt from platform 7 to the sorting office is to be installed to speed traffic.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A building in which mail is collected together, then sorted prior to delivery."
      ],
      "links": [
        [
          "mail",
          "mail"
        ],
        [
          "collected",
          "collected"
        ],
        [
          "sorted",
          "sorted"
        ],
        [
          "delivery",
          "delivery"
        ]
      ],
      "wikipedia": [
        "sorting office"
      ]
    }
  ],
  "word": "sorting office"
}