|Introduced||25 May 1994|
|TLD type||Country code top-level domain|
|Sponsor||PANNET, Universidad Tecnologica de Panama|
|Intended use||Entities connected with Panama|
|Actual use||Fairly popular in Panama|
|Registration restrictions||Primary and secondary name servers must be geographically separated|
|Structure||Registrations are at third level beneath second-level labels|
|Registry website||NIC Panama|
.pa is the Internet country code top-level domain (ccTLD) for Panama, administered by NIC-Panama.
Since "PA" is also the postal code for the U.S. state of Pennsylvania and the Brazilian state of Pará, it has had occasional use under that meaning, but this has not become widespread.