At sign (English Wikipedia)

van Wijngaarden, A. (1981-08-16). "Revised Report of the Algorithmic Language Algol 68". ALGOL Bulletin (Sup 47): 121, 532. ISSN 0084-6198. Archived from the original on 2023-05-12. Retrieved 2023-05-12.

ada-auth.org (Global: low place; English: low place)

"Ada Reference Manual (Ada 2022). Target Name Symbols". ada-auth.org. Retrieved 2024-07-16.

adobe.com (Global: 2,320^th place; English: 1,990^th place)

help.adobe.com

"Operators – Adobe ActionScript® 3 (AS3) API Reference". help.adobe.com. Archived from the original on 2023-05-12. Retrieved 2023-05-12.

arrl.org (Global: low place; English: 7,257^th place)

"Morse '@'; character official as of May 3". The ARRL Letter. American Radio Relay League. April 30, 2004. Archived from the original on 2011-11-05. Retrieved 2012-04-18.

asp.net (Global: low place; English: low place)

weblogs.asp.net

"ASP.NET MVC 3: Razor's @: and <text> syntax". weblogs.asp.net. 16 December 2010. Archived from the original on 2020-07-26. Retrieved 2020-04-30.

bbc.com (Global: 26^th place; English: 23^rd place)

Germain, Thomas (2025-09-24). "The 3,000-year-old story hidden in the @ sign". BBC News. Retrieved 2025-09-25.

bbn.com (Global: low place; English: low place)

openmap.bbn.com

Ray Tomlinson. "The First Email". BBN Technologies. Archived from the original on 2006-05-06.

bigthink.com (Global: 7,986^th place; English: 5,689^th place)

Jacobs, Frank (July 25, 2014). "Digital Monkeys and Virtual Ducks: What to Call the @". Strange Maps #669 at bigthink.com. Retrieved July 30, 2014.

books.google.com (Global: 3^rd place; English: 3^rd place)

Crystal, David (2008). Txtng: the gr8 db8. New York: Oxford University Press. pp. 131–137. ISBN 978-0-19-162340-0. Archived from the original on 2021-11-10. Retrieved 2021-11-10.

bostonglobe.com (Global: 657^th place; English: 344^th place)

Feeney, Mark (23 July 2025). "At MoMA, designs for living". The Boston Globe. Archived from the original on 24 July 2025. Retrieved 4 September 2025.

britannica.com (Global: 37^th place; English: 64^th place)

"at sign". Britannica. Retrieved 19 March 2025.

bundespatentgericht.de (Global: low place; English: low place)

juris.bundespatentgericht.de

Bundespatentgericht, decision of 22 February 2017, no. 26 W (pat) 44/14 (online Archived 2019-03-22 at the Wayback Machine).

dlang.org (Global: low place; English: low place)

"Attributes – D Programming Language". dlang.org. Archived from the original on 2018-12-08. Retrieved 2018-06-22.

doi.org (Global: 2^nd place; English: 2^nd place)

Chai, Yan; Guo, Ting; Jin, Changming; Haufler, Robert E.; Chibante, L. P. Felipe; Fure, Jan; Wang, Lihong; Alford, J. Michael; Smalley, Richard E. (1991). "Fullerenes wlth Metals Inside". Journal of Physical Chemistry. 95 (20): 7564–7568. doi:10.1021/j100173a002.

dpma.de (Global: 6,085^th place; English: low place)

register.dpma.de

German Patent and Trademark Office, registration number 302012038338 Archived 2012-11-02 at the Wayback Machine.

ensie.nl (Global: low place; English: low place)

"apenstaart". Woordenboek van Populair Taalgebruik. Retrieved 11 September 2026.

facebook.com (Global: 78^th place; English: 91^st place)

blog.facebook.com

"Tag Friends in Your Status and Posts – Facebook Blog". Archived from the original on 2009-10-26.

foldoc.org (Global: low place; English: low place)

"strudel". FOLDOC. Archived from the original on 2014-11-29. Retrieved 2014-11-21.

freechess.org (Global: low place; English: low place)

"crazyhouse". FICS Help. Free Internet Chess Server. 2008-02-28. Archived from the original on 2014-04-16. Retrieved 2014-04-17.

geschichte-s-h.de (Global: low place; English: low place)

Beyer, Jürgen (2021). "Gesundheitspässe und Impfatteste" [Health passports and vaccination certificates] (PDF). Gesellschaft für Schleswig-Holsteinische Geschichte. Mitteilungen (100): 21–29, reproduction on p. 26.

getproofed.com (Global: low place; English: low place)

"When to Use the At Symbol (@) in Writing". 11 December 2019. Archived from the original on 10 November 2021. Retrieved 10 November 2021.

haacked.com (Global: low place; English: low place)

Phil Haack (6 January 2011). "Razor syntax quick reference". Archived from the original on 26 January 2022. Retrieved 12 January 2013.

had.co.nz (Global: low place; English: low place)

adv-r.had.co.nz

"The S4 object system". adv-r.had.co.nz/. Archived from the original on 2022-12-06. Retrieved 2023-08-18.

independent.co.uk (Global: 46^th place; English: 29^th place)

Bowen, David (23 October 2011). "Bits and Bytes". The Independent. Archived from the original on 9 July 2018. ... Tim Gowens offered the highly logical "ampersat" ...

intersystems.com (Global: low place; English: low place)

docs.intersystems.com

"Indirection – InterSystems IRIS Documentation". docs.intersystems.com. Retrieved 2025-01-31.

iol.co.za (Global: 1,191^st place; English: 652^nd place)

"At last, France has a name for the @ sign" Archived 2012-08-19 at the Wayback Machine, December 9, 2002, iol.co.za

julialang.org (Global: low place; English: low place)

docs.julialang.org

"Metaprogramming · The Julia Language". docs.julialang.org. Archived from the original on 2023-06-23. Retrieved 2023-08-23.

lrb.co.uk (Global: 3,291^st place; English: 1,924^th place)

Soar, Daniel (28 May 2009). "Short Cuts". London Review of Books. 31 (10): 18. Archived from the original on 2012-07-23.

lxde.org (Global: low place; English: low place)

wiki.lxde.org

"LXSession - LXDE.org". wiki.lxde.org. Archived from the original on 2020-07-14. Retrieved 2020-04-30.

microsoft.com (Global: 263^rd place; English: 259^th place)

msdn.microsoft.com

2.4.4.5 String literals Archived 2012-08-05 at the Wayback Machine,
"2.4.2 Identifiers". Archived from the original on 2012-08-10. Retrieved 2012-08-16.
"Visual FoxPro Programming Language Online Help: SET UDFPARMS (Command), or MSDN Library 'How to: Pass Data to Parameters by Reference'". Microsoft, Inc. 18 June 2008. Archived from the original on 2012-10-22. Retrieved 2011-02-19.

docs.microsoft.com

"echo". docs.microsoft.com. Archived from the original on 2018-09-11. Retrieved 2018-09-11.

microsoft.com

"Windows PowerShell Language Specification Version 3.0". Microsoft Download Center. Archived from the original on 2022-01-26. Retrieved 2013-10-29.

mikesdotnetting.com (Global: low place; English: low place)

"Usage of the @ (at) sign in ASP.NET". www.mikesdotnetting.com. Archived from the original on 2020-04-04. Retrieved 2020-04-30.

moma.org (Global: 1,508^th place; English: 1,304^th place)

"@ at MoMA (Magazine, MoMA)". The Museum of Modern Art. Retrieved 4 September 2025.
"Installation view of the exhibition 'Pirouette: Turning Points in Design' (1 of 2)". The Museum of Modern Art. Retrieved 4 September 2025.
Paola Antonelli (March 22, 2010). "@ at MoMA". Retrieved April 5, 2018. Germans, Poles, and South Africans call @ "monkey's tail" in each different language.

mozilla.org (Global: 2,188^th place; English: 2,076^th place)

developer.mozilla.org

"At-rules". MDN Web Docs. Archived from the original on 2020-05-05. Retrieved 2020-04-30.

nasa.gov (Global: 12^th place; English: 73^rd place)

Northon, Karen (23 January 2025). "NASA Worm as Art, Museum of Modern Art Opens Exhibition Featuring NASA Worm". NASA. Retrieved 4 September 2025.

nih.gov (Global: 5^th place; English: 5^th place)

ncbi.nlm.nih.gov

"IGL immunoglobulin lambda locus [Homo sapiens (human)]". Retrieved 10 November 2021.

nytimes.com (Global: 7^th place; English: 7^th place)

Alice Rawsthorn (March 21, 2010). "Why @ Is Held in Such High Design Esteem". The New York Times. Archived from the original on March 24, 2010. Retrieved April 25, 2010.

php.net (Global: 8,178^th place; English: 7,970^th place)

"PHP: Error Control Operators – Manual". www.php.net. Archived from the original on 2020-05-08. Retrieved 2020-04-30.

purnas.com (Global: low place; English: low place)

"La arroba no es de Sevilla (ni de Italia)". purnas.com. Jorge Romance. Archived from the original on 2019-10-22. Retrieved 2009-06-30.

rae.es (Global: 632^nd place; English: 3,255^th place)

lema.rae.es

"arroba". Diccionario de la Real Academia Española. Archived from the original on 29 October 2012. Retrieved 3 August 2012.

rae.es

"Diccionario panhispánico de dudas". «Diccionario panhispánico de dudas». Archived from the original on 2021-04-06. Retrieved 2021-04-02.

rust-lang.org (Global: low place; English: low place)

doc.rust-lang.org

"Patterns". The Rust Reference. Archived from the original on 18 June 2023. Retrieved 21 July 2023.

shadycharacters.co.uk (Global: low place; English: low place)

"The @-symbol, part 2 of 2" Archived 2014-12-25 at the Wayback Machine, Shady Characters ⌂ The secret life of punctuation Archived 2014-12-21 at the Wayback Machine

sil.org (Global: 3,204^th place; English: 2,534^th place)

scripts.sil.org

Constable, Peter, and Lorna A. Priest (January 17, 2019) SIL Corporate PUA Assignments 5.2a Archived 2010-02-23 at the Wayback Machine. SIL International Archived 2007-12-01 at the Wayback Machine. pp. 59–60. Retrieved on July 20, 2020.

sil.org

Constable, Peter, and Lorna A. Priest (January 17, 2019) SIL Corporate PUA Assignments 5.2a Archived 2010-02-23 at the Wayback Machine. SIL International Archived 2007-12-01 at the Wayback Machine. pp. 59–60. Retrieved on July 20, 2020.

ss64.com (Global: low place; English: low place)

"Echo - Windows CMD - SS64.com". ss64.com. Archived from the original on 2018-09-11. Retrieved 2018-09-11.

stackoverflow.com (Global: 9,249^th place; English: 6,951^st place)

"assembly – @ sign in assembler? – Stack Overflow". stackoverflow.com. Archived from the original on 2021-10-05. Retrieved 2021-05-02.
"in java what does the @ symbol mean?". Stack Overflow. Archived from the original on 2020-07-26. Retrieved 2020-04-30.
"syntax – What does the "at" (@) symbol do in Python?". Stack Overflow. Archived from the original on 2020-04-24. Retrieved 2020-04-30.
"syntax – What does @@variable mean in Ruby?". Stack Overflow. Archived from the original on 2020-07-26. Retrieved 2020-05-05.
"Scala @ operator". Stack Overflow. Archived from the original on 2020-07-26. Retrieved 2020-05-05.

theguardian.com (Global: 16^th place; English: 11^th place)

Willan, Philip (2000-07-31). "Merchant@Florence Wrote It First 500 Years Ago". The Guardian. London. Archived from the original on 2022-01-26. Retrieved 2010-04-25.
Jemima Kiss (28 March 2010). "New York's Moma claims @ as a design classic". The Observer. Archived from the original on 5 March 2017. Retrieved 14 December 2016.

vatlib.it (Global: low place; English: low place)

digi.vatlib.it

"Vat.slav.2, f. 62r". Archived from the original on 2022-11-14. Retrieved 2022-11-14 – via Vatican Library.

vuejs.org (Global: low place; English: low place)

"Vue.js". vuejs.org. Retrieved 2026-01-27.

w3.org (Global: 1,633^rd place; English: 1,401^st place)

dev.w3.org

"Character Entity Reference Chart". World Wide Web Consortium (W3C). Archived from the original on 2021-02-27. Retrieved 2022-02-08.

web.archive.org (Global: 1^st place; English: 1^st place)

"The @-symbol, part 2 of 2" Archived 2014-12-25 at the Wayback Machine, Shady Characters ⌂ The secret life of punctuation Archived 2014-12-21 at the Wayback Machine
"Vat.slav.2, f. 62r". Archived from the original on 2022-11-14. Retrieved 2022-11-14 – via Vatican Library.
"La arroba no es de Sevilla (ni de Italia)". purnas.com. Jorge Romance. Archived from the original on 2019-10-22. Retrieved 2009-06-30.
"arroba". Diccionario de la Real Academia Española. Archived from the original on 29 October 2012. Retrieved 3 August 2012.
Willan, Philip (2000-07-31). "Merchant@Florence Wrote It First 500 Years Ago". The Guardian. London. Archived from the original on 2022-01-26. Retrieved 2010-04-25.
Feeney, Mark (23 July 2025). "At MoMA, designs for living". The Boston Globe. Archived from the original on 24 July 2025. Retrieved 4 September 2025.
Soar, Daniel (28 May 2009). "Short Cuts". London Review of Books. 31 (10): 18. Archived from the original on 2012-07-23.
Bowen, David (23 October 2011). "Bits and Bytes". The Independent. Archived from the original on 9 July 2018. ... Tim Gowens offered the highly logical "ampersat" ...
Jemima Kiss (28 March 2010). "New York's Moma claims @ as a design classic". The Observer. Archived from the original on 5 March 2017. Retrieved 14 December 2016.
"strudel". FOLDOC. Archived from the original on 2014-11-29. Retrieved 2014-11-21.
German Patent and Trademark Office, registration number 302012038338 Archived 2012-11-02 at the Wayback Machine.
Bundespatentgericht, decision of 22 February 2017, no. 26 W (pat) 44/14 (online Archived 2019-03-22 at the Wayback Machine).
Ray Tomlinson. "The First Email". BBN Technologies. Archived from the original on 2006-05-06.
"Tag Friends in Your Status and Posts – Facebook Blog". Archived from the original on 2009-10-26.
"Operators – Adobe ActionScript® 3 (AS3) API Reference". help.adobe.com. Archived from the original on 2023-05-12. Retrieved 2023-05-12.
van Wijngaarden, A. (1981-08-16). "Revised Report of the Algorithmic Language Algol 68". ALGOL Bulletin (Sup 47): 121, 532. ISSN 0084-6198. Archived from the original on 2023-05-12. Retrieved 2023-05-12.
Phil Haack (6 January 2011). "Razor syntax quick reference". Archived from the original on 26 January 2022. Retrieved 12 January 2013.
"ASP.NET MVC 3: Razor's @: and <text> syntax". weblogs.asp.net. 16 December 2010. Archived from the original on 2020-07-26. Retrieved 2020-04-30.
"assembly – @ sign in assembler? – Stack Overflow". stackoverflow.com. Archived from the original on 2021-10-05. Retrieved 2021-05-02.
"At-rules". MDN Web Docs. Archived from the original on 2020-05-05. Retrieved 2020-04-30.
2.4.4.5 String literals Archived 2012-08-05 at the Wayback Machine,
"2.4.2 Identifiers". Archived from the original on 2012-08-10. Retrieved 2012-08-16.
"Attributes – D Programming Language". dlang.org. Archived from the original on 2018-12-08. Retrieved 2018-06-22.
"Character Entity Reference Chart". World Wide Web Consortium (W3C). Archived from the original on 2021-02-27. Retrieved 2022-02-08.
"in java what does the @ symbol mean?". Stack Overflow. Archived from the original on 2020-07-26. Retrieved 2020-04-30.
"Metaprogramming · The Julia Language". docs.julialang.org. Archived from the original on 2023-06-23. Retrieved 2023-08-23.
"LXSession - LXDE.org". wiki.lxde.org. Archived from the original on 2020-07-14. Retrieved 2020-04-30.
"PHP: Error Control Operators – Manual". www.php.net. Archived from the original on 2020-05-08. Retrieved 2020-04-30.
"syntax – What does the "at" (@) symbol do in Python?". Stack Overflow. Archived from the original on 2020-04-24. Retrieved 2020-04-30.
"The S4 object system". adv-r.had.co.nz/. Archived from the original on 2022-12-06. Retrieved 2023-08-18.
"Usage of the @ (at) sign in ASP.NET". www.mikesdotnetting.com. Archived from the original on 2020-04-04. Retrieved 2020-04-30.
"syntax – What does @@variable mean in Ruby?". Stack Overflow. Archived from the original on 2020-07-26. Retrieved 2020-05-05.
"Patterns". The Rust Reference. Archived from the original on 18 June 2023. Retrieved 21 July 2023.
"Scala @ operator". Stack Overflow. Archived from the original on 2020-07-26. Retrieved 2020-05-05.
"Visual FoxPro Programming Language Online Help: SET UDFPARMS (Command), or MSDN Library 'How to: Pass Data to Parameters by Reference'". Microsoft, Inc. 18 June 2008. Archived from the original on 2012-10-22. Retrieved 2011-02-19.
"echo". docs.microsoft.com. Archived from the original on 2018-09-11. Retrieved 2018-09-11.
"Echo - Windows CMD - SS64.com". ss64.com. Archived from the original on 2018-09-11. Retrieved 2018-09-11.
"Windows PowerShell Language Specification Version 3.0". Microsoft Download Center. Archived from the original on 2022-01-26. Retrieved 2013-10-29.
"Diccionario panhispánico de dudas". «Diccionario panhispánico de dudas». Archived from the original on 2021-04-06. Retrieved 2021-04-02.
"When to Use the At Symbol (@) in Writing". 11 December 2019. Archived from the original on 10 November 2021. Retrieved 10 November 2021.
Constable, Peter, and Lorna A. Priest (January 17, 2019) SIL Corporate PUA Assignments 5.2a Archived 2010-02-23 at the Wayback Machine. SIL International Archived 2007-12-01 at the Wayback Machine. pp. 59–60. Retrieved on July 20, 2020.
Crystal, David (2008). Txtng: the gr8 db8. New York: Oxford University Press. pp. 131–137. ISBN 978-0-19-162340-0. Archived from the original on 2021-11-10. Retrieved 2021-11-10.
"crazyhouse". FICS Help. Free Internet Chess Server. 2008-02-28. Archived from the original on 2014-04-16. Retrieved 2014-04-17.
Alice Rawsthorn (March 21, 2010). "Why @ Is Held in Such High Design Esteem". The New York Times. Archived from the original on March 24, 2010. Retrieved April 25, 2010.
"At last, France has a name for the @ sign" Archived 2012-08-19 at the Wayback Machine, December 9, 2002, iol.co.za
"Morse '@'; character official as of May 3". The ARRL Letter. American Radio Relay League. April 30, 2004. Archived from the original on 2011-11-05. Retrieved 2012-04-18.

worldcat.org (Global: 4^th place; English: 4^th place)

search.worldcat.org

van Wijngaarden, A. (1981-08-16). "Revised Report of the Algorithmic Language Algol 68". ALGOL Bulletin (Sup 47): 121, 532. ISSN 0084-6198. Archived from the original on 2023-05-12. Retrieved 2023-05-12.

xabardor.uz (Global: low place; English: low place)

"@ belgisini nima uchun "kuchukcha" deb ataymiz?". Xabardor.uz (in Uzbek). 20 December 2019. Retrieved 26 February 2024.

At sign (English Wikipedia)

acm.org (Global: 1,200th place; English: 821st place)

dl.acm.org

ada-auth.org (Global: low place; English: low place)

adobe.com (Global: 2,320th place; English: 1,990th place)

help.adobe.com

arrl.org (Global: low place; English: 7,257th place)

asp.net (Global: low place; English: low place)

weblogs.asp.net

bbc.com (Global: 26th place; English: 23rd place)

bbn.com (Global: low place; English: low place)

openmap.bbn.com

bigthink.com (Global: 7,986th place; English: 5,689th place)

books.google.com (Global: 3rd place; English: 3rd place)

bostonglobe.com (Global: 657th place; English: 344th place)

britannica.com (Global: 37th place; English: 64th place)

bundespatentgericht.de (Global: low place; English: low place)

juris.bundespatentgericht.de

dlang.org (Global: low place; English: low place)

doi.org (Global: 2nd place; English: 2nd place)

dpma.de (Global: 6,085th place; English: low place)

register.dpma.de

ensie.nl (Global: low place; English: low place)

facebook.com (Global: 78th place; English: 91st place)

blog.facebook.com

foldoc.org (Global: low place; English: low place)

freechess.org (Global: low place; English: low place)

geschichte-s-h.de (Global: low place; English: low place)

getproofed.com (Global: low place; English: low place)

haacked.com (Global: low place; English: low place)

had.co.nz (Global: low place; English: low place)

adv-r.had.co.nz

independent.co.uk (Global: 46th place; English: 29th place)

intersystems.com (Global: low place; English: low place)

docs.intersystems.com

iol.co.za (Global: 1,191st place; English: 652nd place)

julialang.org (Global: low place; English: low place)

docs.julialang.org

lrb.co.uk (Global: 3,291st place; English: 1,924th place)

lxde.org (Global: low place; English: low place)

wiki.lxde.org

microsoft.com (Global: 263rd place; English: 259th place)

msdn.microsoft.com

docs.microsoft.com

microsoft.com

mikesdotnetting.com (Global: low place; English: low place)

moma.org (Global: 1,508th place; English: 1,304th place)

mozilla.org (Global: 2,188th place; English: 2,076th place)

developer.mozilla.org

nasa.gov (Global: 12th place; English: 73rd place)

nih.gov (Global: 5th place; English: 5th place)

ncbi.nlm.nih.gov

nytimes.com (Global: 7th place; English: 7th place)

php.net (Global: 8,178th place; English: 7,970th place)

purnas.com (Global: low place; English: low place)

rae.es (Global: 632nd place; English: 3,255th place)

lema.rae.es

rae.es

rust-lang.org (Global: low place; English: low place)

doc.rust-lang.org

shadycharacters.co.uk (Global: low place; English: low place)

sil.org (Global: 3,204th place; English: 2,534th place)

scripts.sil.org

sil.org

ss64.com (Global: low place; English: low place)

stackoverflow.com (Global: 9,249th place; English: 6,951st place)

theguardian.com (Global: 16th place; English: 11th place)

vatlib.it (Global: low place; English: low place)

digi.vatlib.it

vuejs.org (Global: low place; English: low place)

w3.org (Global: 1,633rd place; English: 1,401st place)

dev.w3.org

web.archive.org (Global: 1st place; English: 1st place)

worldcat.org (Global: 4th place; English: 4th place)

search.worldcat.org

xabardor.uz (Global: low place; English: low place)

acm.org (Global: 1,200^th place; English: 821^st place)

adobe.com (Global: 2,320^th place; English: 1,990^th place)

arrl.org (Global: low place; English: 7,257^th place)

bbc.com (Global: 26^th place; English: 23^rd place)

bigthink.com (Global: 7,986^th place; English: 5,689^th place)

books.google.com (Global: 3^rd place; English: 3^rd place)

bostonglobe.com (Global: 657^th place; English: 344^th place)

britannica.com (Global: 37^th place; English: 64^th place)

doi.org (Global: 2^nd place; English: 2^nd place)

dpma.de (Global: 6,085^th place; English: low place)

facebook.com (Global: 78^th place; English: 91^st place)

independent.co.uk (Global: 46^th place; English: 29^th place)

iol.co.za (Global: 1,191^st place; English: 652^nd place)

lrb.co.uk (Global: 3,291^st place; English: 1,924^th place)

microsoft.com (Global: 263^rd place; English: 259^th place)

moma.org (Global: 1,508^th place; English: 1,304^th place)

mozilla.org (Global: 2,188^th place; English: 2,076^th place)

nasa.gov (Global: 12^th place; English: 73^rd place)

nih.gov (Global: 5^th place; English: 5^th place)

nytimes.com (Global: 7^th place; English: 7^th place)

php.net (Global: 8,178^th place; English: 7,970^th place)

rae.es (Global: 632^nd place; English: 3,255^th place)

sil.org (Global: 3,204^th place; English: 2,534^th place)

stackoverflow.com (Global: 9,249^th place; English: 6,951^st place)

theguardian.com (Global: 16^th place; English: 11^th place)

w3.org (Global: 1,633^rd place; English: 1,401^st place)

web.archive.org (Global: 1^st place; English: 1^st place)

worldcat.org (Global: 4^th place; English: 4^th place)