<SEC-DOCUMENT>0001193125-21-099308-index.html : 20210330
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<ACCEPTANCE-DATETIME>20210330090451
ACCESSION NUMBER:		0001193125-21-099308
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20210330
DATE AS OF CHANGE:		20210330

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ADTRAN INC
		CENTRAL INDEX KEY:			0000926282
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		IRS NUMBER:				630918200
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-24612
		FILM NUMBER:		21783993

	BUSINESS ADDRESS:	
		STREET 1:		901 EXPLORER BLVD
		CITY:			HUNTSVILLE
		STATE:			AL
		ZIP:			35806
		BUSINESS PHONE:		256-963-8220

	MAIL ADDRESS:	
		STREET 1:		901 EXPLORER BLVD
		CITY:			HUNTSVILLE
		STATE:			AL
		ZIP:			35806
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Document 1 - file: d38452ddefa14a.htm

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Document 2 - file: g38452page070a.jpg

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Document 3 - file: g38452page070b.jpg

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<SEQUENCE>4
<FILENAME>g38452page070c.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g38452page070c.jpg

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<SEQUENCE>5
<FILENAME>g38452page070d.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g38452page070d.jpg

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<DOCUMENT>
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<SEQUENCE>6
<FILENAME>g38452page071.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g38452page071.jpg

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