Fourth Level Domains United States of America

There are a number of fourth level domains that can be allocated for US websites.

These are usually restricted as to who can register them - typically Governments, schools, colleges, libraries, and museums.

The following formats exist:

borough.[locality[.[state].us	Borough Governments.
ci.[locality].[state].us	City Governments.
city.[locality].[state].us	City Governments.
co.[locality].[state].us	County Governments.
county.[locality].[state].us	County Governments.
[district-name].k12.[state].us	Public Elementary Schools. Secondary Unified School Districts.
[library-name].lib.[state].us	Public Libraries. lib = Library.
[museum-name].mus.[state].us	Museums. mus = Museum.
[organization-name].cog.[state].us	Councils of Government (COG).
[organization-name].dst.[state].us	Government Agencies in Administrative Districts.
[organization-name].gen.[state].us	General Organisations that do not fit into any other of these categories.
[organization-name].state.[state].us	State Government Agencies.
parish.[locality].[state].us	Parish Governments - Believed to be no longer used.
[school-name].cc.[state].us	Community Colleges (CC).
[school-name[.[diocese-name].pvt.k12.[state].us	Private Elementary schools. Private Secondary Schools.
[school-name].k12.[state].us	Individual Elementary Schools. Individual Secondary Schools.
[school-name].pvt.k12.[state].us	Private Elementary Schools. Private Secondary Schools.
[school-name].tec.[state].us	technical Schools. Vocational Schools. tec = technical.
town.[locality].[state].us	Town Governments.
township.[locality].[state].us	Township Governments.
twp.[locality].[state].us	Township Governments.
vil.[locality].[state].us	Village Governments vil = Village.
village.[locality].[state].us	Village Governments.

[diocese-name] is replaced with the name of the Diocese

[district-name] is replaced by the name of the district

[library-name] is replaced with the name of the library.

[locality] is replaced with the name of the village, town, city, or county name.

[museum-name] is replaced with the name of the museum.

[organisation-name] is replaced with the name of the organisation.

[school-name] is replaced with the name of the school.

[state] is replaced with the corresponding two letter state code.

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Alphabetical index of State Abbreviations: select a letter to go straight to that lettered section.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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A

ak	Alaska
al	Alabama
ar	Arkansas
az	Arizona

Alabama	al
Alaska	ak
Arkansas	ar
Arizona	az

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B

There is nothing.

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C

ca	California
co	Colorado
ct	Connecticut

California	ca
Colorado	co
Connecticut	ct

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D

de

Delaware

Delaware

de

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E

There is nothing here.

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F

fl

Florida

Florida

fl

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G

ga

Georgia

Georgia

ga

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H

hi

Hawaii

Hawaii

hi

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I

ia	Iowa
id	Idaho
il	Illinois
in	Indiana

Idaho	id
Illinois	il
Indiana	in
Iowa	ia

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J

There is nothing here.

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K

ks	Kansas
ky	Kentucky

Kansas	ks
Kentucky	ky

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L

la

Louisiana

Louisiana

la

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M

ma	Massachusetts
md	Maryland
me	Maine
mi	Michigan
mn	Minnesota
mo	Missouri
ms	Mississippi
mt	Montana

Maine	me
Maryland	md
Massachusetts	ma
Michigan	mi
Minnesota	mn
Mississippi	ms
Missouri	mo
Montana	mt

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N

nc	North Carolina
nd	North Dakota
ne	Nebraska
nh	New Hampshire
nj	New Jersey
nm	New Mexico
nv	Nevada
ny	New York

Nebraska	ne
Nevada	nv
New Hampshire	nh
New Jersey	nj
New Mexico	nm
New York	ny
North Carolina	nc
North Dakota	nd

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O

oh	Ohio
ok	Oklahoma
or	Oregon

Ohio	oh
Oklahoma	ok
Oregon	or

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P

pa	Pennsylvania

Pennsylvania

pa

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Q

There is nothing here.

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R

ri	Rhode Island

Rhode Island

ri

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S

sc	South Carolina
sd	South Dakota

South Carolina	sc
South Dakota	sd

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T

tn	Tennessee
tx	Texas

Tennessee	tn
Texas	tx

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U

ut

Utah

Utah

ut

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V

va	Virginia
vt	Vermont

Vermont	vt
Virginia	va

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W

wa	Washington
wi	Wisconsin
wv	West Virginia
wy	Wyoming

Washington	wa
West Virginia	wv
Wisconsin	wi
Wyoming	wy

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X

There is nothing here.

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Y

There is nothing here.

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Z

There is nothing here.

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