An early reference is US Patent 6957224, which portrays 
...a framework, strategy and PC program item for giving connects to remotely found data in a system of remotely associated PCs. A uniform asset locator (URL) is enlisted with a server. A shorthand connection is related with the enrolled URL. The related shorthand connection and URL are signed in a library database. At the point when a solicitation is gotten for a shorthand connection, the vault database is scanned for a related URL. On the off chance that the shorthand connection is observed to be related with a URL, the URL is gotten, generally a mistake message is returned.[7] 
The patent was documented in September 2000; while the patent was issued in 2005, US patent applications are made open inside year and a half of recording. 
Another reference to URL shortening was in 2001.[8] The main outstanding URL shortening administration, TinyURL, was propelled in 2002. Its notoriety affected the production of somewhere around 100 comparative websites,[9] albeit most are just space choices. At first Twitter consequently interpreted URLs longer than twenty-six characters utilizing TinyURL, in spite of the fact that it started utilizing bit.ly rather in 2009[10] and later built up its very own URL shortening administration, t.co. 
On 14 August 2009 WordPress reported the wp.me URL shortener for use when alluding to any WordPress.com blog post.[11] In November 2009, abbreviated connections on bit.ly were gotten to 2.1 billion times.[12] Around that time, bit.ly and TinyURL were the most generally utilized URL-shortening services.[12] 
One administration, tr.im, quit creating short URLs in 2009, accusing an absence of income producing systems to take care of expenses and Twitter's default utilization of the bit.ly shortener, and addressing whether other shortening administrations could be gainful from URL shortening in the more drawn out term.[13] It continued for a time,[14] then shut. 
The most brief conceivable long haul URLs were created by NanoURL from December 2009 until around 2011, related with the top-level .to (Tonga) area, in the structure http://to./xxxx, where xxxx speaks to an arrangement of irregular numbers and letters.[15] 
On 14 December 2009 Google reported an administration called Google URL Shortener at goo.gl, which initially was accessible for use through Google items, (for example, Google Toolbar and FeedBurner)[16] and expansions for Google Chrome.[17] On 21 December 2009, Google presented a YouTube URL Shortener, youtu.be.[18] From September 2010 Google URL Shortener wound up accessible by means of an immediate interface. The goo.gl administration gives investigation subtleties and a QR code generator.[citation needed] On 30 March 2018 Google declared that it is "turning down help for goo.gl over the coming weeks and supplanting it with Firebase Dynamic Links" (albeit existing goo.gl connections will keep on function).[19]