This is a list of countries by IPv4 address allocation, as of 2 April 2012^[update]. It includes 252 areas, including all United Nations member states, plus the Holy See, Kosovo and Taiwan.

There are 2³² (over four billion) IP addresses in the IPv4 protocol. Of these, almost 600 million are reserved and cannot be used for public routing.^[1] The rest are allocated to countries by the Internet Assigned Numbers Authority (IANA) via the regional Internet registries (RIRs).^[2]

Rank	Country or entity	IP addresses	%	Population (mostly 2012)[3]	IP addresses per 1000
	World (including reserved addresses)	4,294,967,296	100.0	7,021,836,029	611
	World (usable for public routing)	3,719,035,904	86.6	7,021,836,029	530
1	United States	1,541,605,760	35.9	313,847,465	4,911
2	People's Republic of China	330,321,408	7.7	1,343,239,923	245
3	Japan	202,183,168	4.7	127,368,088	1,587
4	United Kingdom	123,500,144	2.9	63,047,162	1,958
5	Germany	118,132,104	2.8	81,305,856	1,452
6	South Korea	112,239,104	2.6	48,860,500	2,297
7	France	95,078,032	2.2	65,630,692	1,448
8	Canada	79,989,760	1.9	34,300,083	2,332
9	Italy	50,999,712	1.2	61,261,254	832
10	Brazil	48,572,160	1.1	205,716,890	236
11	Australia	47,573,248	1.1	22,015,576	2,160
12	Netherlands	46,379,784	1.1	16,730,632	2,772
13	Russia	42,762,784	1.0	138,082,178	309
14	Taiwan	35,383,040	0.8	23,113,901	1,530
15	India	34,685,952	0.8	1,205,073,612	28
16	Sweden	30,373,544	0.7	9,103,788	3,336
17	Spain	28,421,760	0.7	47,042,984	604
18	Mexico	25,862,912	0.6	114,975,406	224
19	Switzerland	20,872,696	0.5	7,655,628	2,726
20	South Africa	20,386,560	0.5	48,810,427	417
21	Poland	19,433,192	0.5	38,415,284	505
22	Indonesia	17,360,640	0.4	248,216,193	69
23	Vietnam	15,530,496	0.4	91,519,289	169
24	Turkey	15,393,728	0.4	79,749,461	193
25	Norway	15,259,312	0.4	4,707,270	3,241
26	Argentina	14,547,968	0.3	42,192,494	344
27	Finland	13,553,856	0.3	5,262,930	2,575
28	Romania	12,718,592	0.3	21,848,504	582
29	Denmark	12,280,304	0.3	5,543,453	2,215
	Hong Kong	11,777,024	0.3	7,153,519	1,646
30	Austria	11,312,096	0.3	8,219,743	1,376
31	Ukraine	11,242,816	0.3	44,854,065	250
32	Belgium	11,148,992	0.3	10,438,353	1,068
33	Colombia	8,834,816	0.2	45,239,079	195
34	Thailand	8,547,840	0.2	67,091,089	127
	European Union	8,493,568	0.2	503,824,373	16.86
35	Egypt	8,454,144	0.2	83,688,164	101.02
36	Czech Republic	8,044,160	0.2	10,177,300	790.40
37	Israel	7,573,824	0.2	7,590,758	997.77
38	Chile	7,390,464	0.2	17,067,369	433.02
39	New Zealand	6,954,496	0.2	4,327,944	1,606.88
40	Malaysia	6,322,432	0.1	29,179,952	216.67
41	Ireland	5,963,280	0.1	4,722,028	1,262.86
42	Portugal	5,833,504	0.1	10,781,459	541.07
43	Singapore	5,719,552	0.1	5,353,494	1,068.38
44	Greece	5,549,568	0.1	10,767,827	515.38
45	Saudi Arabia	5,504,256	0.1	26,534,504	207.44
46	Hungary	5,485,568	0.1	9,958,453	550.85
47	Philippines	5,404,672	0.1	103,775,002	52.08
48	Iran	5,260,800	0.1	78,868,711	66.70
49	Pakistan	5,179,904	0.1	190,291,129	27.22
50	Venezuela	5,045,248	0.1	28,047,938	179.88
51	Bulgaria	4,374,032	0.1	7,053,747	621.49
52	Morocco	3,457,792	0.1	32,309,239	107.02
53	United Arab Emirates	2,838,400	0.1	5,314,317	534.10
54	Tunisia	2,729,216	0.1	10,732,900	254.29
55	Algeria	2,616,832	0.1	35,406,303	73.91
56	Slovakia	2,555,392	0.1	5,483,088	466.05
57	Slovenia	2,525,056	0.1	1,996,617	1,264.67
58	Kazakhstan	2,514,944	0.1	17,522,010	143.53
59	Peru	2,437,120	0.1	29,549,517	82.48
60	Lithuania	2,240,256	0.1	3,525,761	635.40
61	Croatia	2,042,432	0.0	4,480,043	455.90
62	Serbia	2,022,144	0.0	7,276,604	277.90
63	Costa Rica	1,944,832	0.0	4,636,348	419.47
64	Kuwait	1,885,184	0.0	2,646,314	712.38
65	Ecuador	1,857,280	0.0	15,223,680	122.00
66	Belarus	1,776,640	0.0	9,542,883	186.17
67	Latvia	1,659,328	0.0	2,191,580	757.14
68	Kenya	1,655,040	0.0	43,013,341	38.48
69	Panama	1,573,376	0.0	3,510,045	448.25
70	Luxembourg	1,299,456	0.0	509,074	2,552.59
71	Estonia	1,205,560	0.0	1,274,709	945.75
72	Uruguay	1,180,416	0.0	3,316,328	355.94
73	Cyprus	1,136,896	0.0	1,138,071	998.97
74	Georgia	1,014,784	0.0	4,570,934	222.01
75	Nigeria	1,005,312	0.0	170,123,740	5.91
	Puerto Rico	1,000,704	0.0	3,998,905	250.24
76	Bangladesh	924,160	0.0	161,083,804	5.74
77	Dominican Republic	857,600	0.0	10,088,598	85.01
78	Syria	824,320	0.0	22,530,746	36.59
79	Iceland	814,592	0.0	313,183	2,601.01
80	Qatar	808,960	0.0	1,951,591	414.51
81	Moldova	733,440	0.0	3,656,843	200.57
82	Bosnia and Herzegovina	728,832	0.0	4,622,292	157.68
83	Jordan	663,936	0.0	6,508,887	102.00
84	North Macedonia	657,664	0.0	2,082,370	315.82
85	Oman	619,520	0.0	3,090,150	200.48
86	El Salvador	575,744	0.0	6,090,646	94.53
87	Bolivia	561,920	0.0	10,290,003	54.61
88	Malta	556,544	0.0	409,836	1,357.97
89	Guatemala	552,192	0.0	14,099,032	39.17
90	Sri Lanka	534,272	0.0	21,481,334	24.87
91	Armenia	525,088	0.0	2,970,495	176.77
92	Azerbaijan	517,120	0.0	9,493,600	54.47
	Palestine	510,720	0.0	4,332,801	117.87
93	Mauritius	496,640	0.0	1,313,095	378.22
94	Nepal	475,904	0.0	29,890,686	15.92
95	Trinidad and Tobago	470,016	0.0	1,226,383	383.25
96	Bahrain	465,920	0.0	1,248,348	373.23
97	Lebanon	457,728	0.0	4,140,289	110.55
98	Nicaragua	369,408	0.0	5,727,707	64.49
99	Paraguay	365,312	0.0	6,541,591	55.84
100	Mozambique	343,296	0.0	23,515,934	14.60
101	Tanzania	339,712	0.0	43,601,796	7.79
102	Ghana	332,544	0.0	25,241,998	13.17
	Macau	324,864	0.0	578,025	562.02
103	Albania	323,840	0.0	3,002,859	107.84
104	Angola	311,808	0.0	18,056,072	17.27
	Netherlands Antilles[a]	308,992	0.0	287,244	1,075.71
105	Libya	299,008	0.0	6,733,620	44.41
106	Senegal	293,248	0.0	12,969,606	22.61
107	Sudan &  South Sudan	283,904	0.0	44,831,886	6.33
108	Iraq	243,712	0.0	31,129,225	7.83
109	Uzbekistan	231,424	0.0	28,394,180	8.15
110	Kyrgyzstan	231,168	0.0	5,496,737	42.06
111	Cambodia	225,536	0.0	14,952,665	15.08
	Guam	213,504	0.0	185,674	1,149.89
112	Uganda	208,640	0.0	35,873,253	5.82
113	Kosovo	205,056	0.0	1,836,529	111.65
114	Jamaica	202,752	0.0	2,889,187	70.18
115	Mongolia	201,984	0.0	3,179,997	63.52
116	Namibia	199,168	0.0	2,165,828	91.96
117	Rwanda	195,840	0.0	11,689,696	16.75
118	Brunei	192,512	0.0	408,786	470.94
119	Montenegro	171,520	0.0	657,394	260.91
120	Gabon	169,472	0.0	1,608,321	105.37
121	Zambia	162,816	0.0	14,309,466	11.38
	New Caledonia	150,528	0.0	260,166	578.58
122	Honduras	143,616	0.0	8,296,693	17.31
123	Barbados	140,032	0.0	287,733	486.67
124	Cameroon	137,728	0.0	20,129,878	6.84
125	Fiji	134,656	0.0	890,057	151.29
126	Côte d'Ivoire	133,632	0.0	21,952,093	6.09
127	Haiti	124,160	0.0	9,801,664	12.67
128	Bahamas	121,856	0.0	316,182	385.40
129	Cuba	113,664	0.0	11,075,244	10.26
130	Afghanistan	103,744	0.0	30,419,928	3.41
131	Botswana	100,096	0.0	2,098,018	47.71
	Bermuda	91,648	0.0	69,080	1,326.69
	United States Virgin Islands	87,040	0.0	109,574	794.35
132	Zimbabwe	86,016	0.0	12,619,600	6.82
133	Malawi	79,616	0.0	16,323,044	4.88
134	Liechtenstein	69,408	0.0	36,713	1,890.56
135	Tajikistan	67,328	0.0	7,768,385	8.67
	Gibraltar	62,976	0.0	29,034	2,169.04
136	Saint Kitts and Nevis	62,464	0.0	50,726	1,231.40
137	Madagascar	62,208	0.0	22,585,517	2.75
138	Belize	61,952	0.0	327,719	189.04
139	Monaco	57,856	0.0	30,510	1,896.30
140	Antigua and Barbuda	57,344	0.0	89,018	644.18
141	Laos	54,784	0.0	6,586,266	8.32
142	Maldives	53,760	0.0	394,451	136.29
143	Yemen	51,200	0.0	24,771,809	2.07
144	Papua New Guinea	49,920	0.0	6,310,129	7.91
145	Suriname	44,032	0.0	560,157	78.61
	French Polynesia	41,472	0.0	274,512	151.08
146	Lesotho	40,448	0.0	1,930,493	20.95
147	Benin	39,936	0.0	9,598,787	4.16
	Faroe Islands	39,936	0.0	49,483	807.07
	Aruba	38,912	0.0	107,635	361.52
148	Guyana	38,912	0.0	741,908	52.45
149	Mali	36,864	0.0	14,533,511	2.54
150	Seychelles	36,352	0.0	90,024	403.80
	Cayman Islands	35,840	0.0	52,560	681.89
151	Eswatini	34,560	0.0	1,386,914	24.92
152	Andorra	32,768	0.0	85,082	385.13
153	Ethiopia	32,768	0.0	93,815,992	0.35
154	Mauritania	32,768	0.0	3,359,185	9.75
	Réunion	32,768	0.0
155	Burkina Faso	32,512	0.0	17,275,115	1.88
	Åland Islands	28,928	0.0
156	San Marino	26,880	0.0	32,140	836.34
157	Myanmar	25,600	0.0	54,584,650	0.47
158	Bhutan	23,552	0.0	716,896	32.85
159	Gambia	21,504	0.0	1,840,454	11.68
160	Democratic Republic of the Congo	21,248	0.0	73,599,190	0.29
161	Niger	20,480	0.0	17,078,839	1.20
162	Vatican City	17,920	0.0	836	21,435.41
163	Sierra Leone	17,920	0.0	5,485,998	3.27
164	Cape Verde	17,408	0.0	523,568	33.25
165	Saint Vincent and the Grenadines	17,408	0.0	103,537	168.13
166	Samoa	16,640	0.0	194,320	85.63
	Greenland	16,384	0.0	57,695	283.98
	British Virgin Islands	14,336	0.0	31,148	460.25
167	Liberia	13,312	0.0	3,887,886	3.42
	Northern Mariana Islands	13,312	0.0	44,582	298.60
168	Togo	13,312	0.0	6,961,049	1.91
169	Republic of the Congo	12,288	0.0	4,366,266	2.81
170	Djibouti	12,288	0.0	774,389	15.87
171	Vanuatu	10,752	0.0	227,574	47.25
172	Somalia	10,240	0.0	10,085,638	1.02
173	Solomon Islands	9,728	0.0	584,578	16.64
174	Turkmenistan	8,704	0.0	5,054,828	1.72
175	Grenada	8,448	0.0	109,011	77.50
176	São Tomé and Príncipe	8,448	0.0	183,176	46.12
	Cook Islands	8,192	0.0	10,777	760.14
177	Nauru	8,192	0.0	9,378	873.53
	Turks and Caicos Islands	8,192	0.0	46,335	176.80
178	Tuvalu	8,192	0.0	10,619	771.45
	Saint Martin	7,168	0.0	30,959	231.53
	Jersey	6,144	0.0	94,949	64.71
179	Federated States of Micronesia	6,144	0.0	106,487	57.70
180	Tonga	6,144	0.0	106,146	57.88
181	Burundi	5,376	0.0	10,557,259	0.51
182	Guinea-Bissau	5,120	0.0	1,628,603	3.14
	Isle of Man	4,608	0.0	85,421	53.94
183	Central African Republic	4,352	0.0	5,057,208	0.86
	American Samoa	4,096	0.0	68,061	60.18
	Anguilla	4,096	0.0	15,423	265.58
184	Chad	4,096	0.0	10,975,648	0.37
185	Comoros	4,096	0.0	737,284	5.56
186	Eritrea	4,096	0.0	6,086,495	0.67
	Guadeloupe	4,096	0.0
187	Guinea	4,096	0.0	10,884,958	0.38
188	Palau	4,096	0.0	21,032	194.75
	Saint Pierre and Miquelon	4,096	0.0	5,831	702.45
189	Timor-Leste	4,096	0.0	1,201,255	3.41
	British Indian Ocean Territory	3,072	0.0
190	Equatorial Guinea	3,072	0.0	685,991	4.48
191	Kiribati	3,072	0.0	101,998	30.12
	Wallis and Futuna	3,072	0.0	15,453	198.80
	French Guiana	2,048	0.0
	Guernsey	2,048	0.0	65,345	31.34
192	Marshall Islands	2,048	0.0	68,480	29.91
	Niue	2,048	0.0	1,269	1,613.87
	Tokelau	2,048	0.0	1,368	1,497.08
	Norfolk Island	1,536	0.0	2,182	703.94
	Montserrat	1,280	0.0	5,164	247.87
193	Dominica	1,024	0.0	73,126	14.00
194	North Korea	1,024	0.0	24,589,122	0.04
195	Saint Lucia	256	0.0	162,178	1.58
	Antarctica	0	0.0		0.00
	Asia Pacific	0	0.0		0.00
	Bonaire, Saint Eustatius and Saba	0	0.0		0.00
	Bouvet Island	0	0.0	0
	Christmas Island	0	0.0	1,496	0.00
	Cocos (Keeling) Islands	0	0.0	596	0.00
	Curaçao	0	0.0	142,180	0.00
	Falkland Islands	0	0.0	3,140	0.00
	French Southern and Antarctic Lands	0	0.0		0.00
	Heard Island and McDonald Islands	0	0.0	0
	Martinique	105,978	0.0	366,293[4]	289.32
	Mayotte	15,200	0.0	335,069[5]	45.36
	Pitcairn Islands	0	0.0	48	0.00
	Saint Barthélemy	0	0.0	7,332	0.00
	Saint Helena, Ascension and Tristan da Cunha	0	0.0	7,728	0.00
	Sint Maarten	0	0.0	37,429	0.00
	South Georgia and the South Sandwich Islands	790	0.0	30[6]	26.3[7]
	Svalbard &  Jan Mayen[b]	0	0.0	1,970	0.00
	United States Minor Outlying Islands	0	0.0		0.00
	Western Sahara	0	0.0	522,928	0.00

Charts and graphs

• 
  List of countries by IPv4 address allocation per 1000 population