This page gives the number of Autonomous System Numbers (ASNs) delegated in each country of the ARIN region (North America), according to ARIN delegations file.
The link on a country name redirects to the list of ASNs delegated in this country.
The table can be sorted by number of ASNs or by country name.
| Rank | Country | Code | Number | Percentage |
|---|---|---|---|---|
| 1 | United States | US | 31 128 | 91.707 % |
| 2 | Canada | CA | 2 417 | 7.121 % |
| 3 | Puerto Rico | PR | 122 | 0.359 % |
| 4 | United Kingdom | UK | 22 | 0.065 % |
| 5 | Bermuda | BM | 21 | 0.062 % |
| 5 | Virgin Islands, British | VG | 21 | 0.062 % |
| 7 | Cayman Islands | KY | 16 | 0.047 % |
| 8 | Jamaica | JM | 15 | 0.044 % |
| 9 | Antigua and Barbuda | AG | 13 | 0.038 % |
| 9 | Bahamas | BS | 13 | 0.038 % |
| 11 | Virgin Islands, U.S. | VI | 12 | 0.035 % |
| 12 | Grenada | GD | 11 | 0.032 % |
| 13 | Barbados | BB | 10 | 0.029 % |
| 14 | Singapore | SG | 9 | 0.027 % |
| 15 | France | FR | 8 | 0.024 % |
| 15 | Guadeloupe | GP | 8 | 0.024 % |
| 15 | Japan | JP | 8 | 0.024 % |
| 15 | Thailand | TH | 8 | 0.024 % |
| 19 | Saint Kitts and Nevis | KN | 7 | 0.021 % |
| 19 | Saint Lucia | LC | 7 | 0.021 % |
| 19 | Viet Nam | VN | 7 | 0.021 % |
| 22 | Dominica | DM | 6 | 0.018 % |
| 22 | Saint Martin (French part) | MF | 6 | 0.018 % |
| 24 | Malaysia | MY | 5 | 0.015 % |
| 25 | Saint Vincent and the Grenadines | VC | 4 | 0.012 % |
| 26 | Anguilla | AI | 3 | 0.009 % |
| 26 | Netherlands | NL | 3 | 0.009 % |
| 26 | Philippines | PH | 3 | 0.009 % |
| 26 | Saint Barthélemy | BL | 3 | 0.009 % |
| 30 | Czech Republic | CZ | 2 | 0.006 % |
| 30 | Italy | IT | 2 | 0.006 % |
| 30 | Korea, Republic of | KR | 2 | 0.006 % |
| 30 | Martinique | MQ | 2 | 0.006 % |
| 30 | Mexico | MX | 2 | 0.006 % |
| 30 | Panama | PA | 2 | 0.006 % |
| 30 | Turks and Caicos Islands | TC | 2 | 0.006 % |
| 37 | Antarctica | AQ | 1 | 0.003 % |
| 37 | Australia | AU | 1 | 0.003 % |
| 37 | China | CN | 1 | 0.003 % |
| 37 | Dominican Republic | DO | 1 | 0.003 % |
| 37 | Finland | FI | 1 | 0.003 % |
| 37 | Germany | DE | 1 | 0.003 % |
| 37 | Guam | GU | 1 | 0.003 % |
| 37 | Israel | IL | 1 | 0.003 % |
| 37 | Marshall Islands | MH | 1 | 0.003 % |
| 37 | Montserrat | MS | 1 | 0.003 % |
| 37 | Saint Pierre and Miquelon | PM | 1 | 0.003 % |
| 37 | Spain | ES | 1 | 0.003 % |
| 37 | United Arab Emirates | AE | 1 | 0.003 % |