官方指定的郵局內，可供租賃的郵務箱，所有郵件在箱中存放，以待租賃人需要時取出。若為戶外供公眾與私人收發信件的郵件箱，則稱之為「郵箱」。

郵政信箱(P,,U,繁體中文-偏好,D,,)
yu cheng hsin hsiang (P,,U,韋氏拼音-偏好,UF,,)
yóu zhèng xìn xiāng (P,,U,漢語拼音-偏好,UF,,)
you zheng xin xiang (P,,U,漢語拼音(無聲調)-偏好,UF,,)
post-office boxes(P,,U,英文-偏好,D,U,PN)
post-office box(,U,英文-非偏好,AD,U,SN)
boxes, postal(,U,英文-非偏好,UF,U,N)
boxes, post-office(,U,英文-非偏好,UF,U,N)
boxes, post office(,U,英文-非偏好,UF,U,N)
postal boxes(,U,英文-非偏好,UF,U,N)
post office boxes(,U,英文-非偏好,UF,U,N)
postbussen(P,,U,荷蘭語-偏好,D,U,U)
postbus(,U,荷蘭語-非偏好,AD,U,U)
apartados de correos(P,,U,西班牙語-偏好,D,U,PN)
apartado de correos(,U,西班牙語-非偏好,AD,U,SN)

藝術與建築詞典根目錄
....物件層面
........組件 (層級名)
............成分
................<依特定背景區分之組件>
....................建築元素
........................<依建築種類區分之建築元素>
............................<公共建築固定設施>
................................郵政信箱

distinguished from....

郵筒

英文....	Rented compartments in officially designated post offices in which all mail is placed and held until called for by the renter. For outdoor public and private boxes for pickup and delivery of mail, use "mailboxes."
荷蘭語....	Gehuurde compartimenten in officieel daarvoor bestemde postkantoren, waar alle post wordt geplaatst en bewaard tot het wordt opgehaald door de huurder. Gebruik 'brievenbussen' voor zowel openbare als privé-bussen voor het ophalen en afleveren van post.

郵政信箱............	[AS-Academia Sinica]
.................	牛津當代大辭典 1441
.................	文馨活用英漢辭典 1350
post-office boxes............	[VP]
.................	CDMARC Subjects: LCSH (1988-)
.................	Oxford English Dictionary (1989)
.................	Webster's Third New International Dictionary (1961)
.................	Random House Unabridged Dictionary (1993)
.................	Personal Communication National Art Library training session in Williamstown, 4/95
post-office box............	[VP]
.................	Getty Vocabulary Program rules
boxes, postal............	[VP]
.................	Getty Vocabulary Program rules
boxes, post-office............	[VP]
.................	Getty Vocabulary Program rules
boxes, post office............	[VP]
.................	Getty Vocabulary Program rules
postal boxes............	[VP]
.................	CDMARC Subjects: LCSH (1988-)
post office boxes............	[VP]
.................	Domestic Mail Manual (1979-) D-39
.................	Candidate term MHS - 5/93
postbussen............	[Bureau AAT]
.................	AAT-Ned (1994-)
postbus............	[Bureau AAT]
.................	AAT-Ned (1994-)
apartados de correos............	[VP]
.................	TAA database (2000-)
.................	Comité, Plural del término en singular
apartado de correos............	[VP]
.................	Moliner, Diccionario de uso del español (2004) I:208
.................	TAA database (2000-)
Subject:............	[Bureau AAT]
.................	Bureau AAT, RKD

Getty AAT: 300255796 Getty AAT: http://www.getty.edu/vow/AATFullDisplay?find=costume&logic=AND¬e=&subjectid=300255796
聯合目錄： 郵政信箱 、yu cheng hsin hsiang 、yóu zhèng xìn xiāng 、you zheng xin xiang 、post-office boxes 、post-office box 、boxes, postal 、boxes, post-office 、boxes, post office 、postal boxes 、post office boxes 、postbussen 、postbus 、apartados de correos 、apartado de correos