Estonia

NOTE: Effective 1 November 2003, Estonia transitioned to a system where all fixed line phone numbers consist of seven digits.
Since 1 February 2004, the national dialing code of "0" is no longer be required.

County	Old subscriber number before 1 November 2003	New subscriber number from 1 November 2003
Lääne-Virumaa	99 123	329 9123
Ida-Virumaa	99 123	339 9123
Järvamaa	99 123	389 9123
Viljandimaa	99 123	439 9123
Pärnumaa	99 123	449 9123
Saaremaa	99 123	459 9123
Hiiumaa	99 123	469 9123
Läänemaa	99 123	479 9123
Raplamaa	99 123	487 9123
Tartumaa	399 123	739 9123
Valgamaa	99 123	769 9123
Jõgevamaa	99 123	779 9123
Võrumaa	99 123	789 9123
Põlvamaa	99 123	799 9123