Editing Comma (section)

===In geographical names===
Commas are used to separate parts of geographical references, such as city and state (''Dallas, Texas'') or city and country (''Kampala, Uganda''). Additionally, most style manuals, including ''[[The Chicago Manual of Style]]''<ref>"Mary traveled to Seattle, Washington, before going on to California." {{cite web |url= https://www.chicagomanualofstyle.org/qanda/data/faq/topics/Commas/faq0041.html |title=FAQ item: Commas |access-date=20 May 2021 |work=The Chicago Manual of Style Online |archive-date=20 May 2021 |archive-url= https://web.archive.org/web/20210520224116/https://www.chicagomanualofstyle.org/qanda/data/faq/topics/Commas/faq0041.html |url-status=live}}</ref>
and the ''AP Stylebook'',<ref>"Acme Pens was founded in Padua, Italy, in 2004." {{cite web |url= http://www.apstylebook.com/ask_editor.php |title=Ask the Editor |access-date=29 October 2008 |work=AP Stylebook |archive-url= https://web.archive.org/web/20081204072022/http://www.apstylebook.com/ask_editor.php |archive-date=4 December 2008 |url-status=dead}}</ref>
recommend that the second element be treated as a parenthetical, requiring a second comma after: ''"The plane landed in Kampala, Uganda, that evening."''<ref>''Chicago Manual of Style'', 14th ed., §5.67.</ref>

The [[United States Postal Service]]<ref>{{cite web |url= https://www.usps.com/ship/preparing-domestic-shipments.htm|title=Preparing Shipments|publisher=The United States Postal Service |access-date=12 June 2018 |archive-date=12 June 2018 |archive-url= https://web.archive.org/web/20180612143533/https://www.usps.com/ship/preparing-domestic-shipments.htm |url-status=live}}</ref> and [[Royal Mail]]<ref>{{cite web |url= https://personal.help.royalmail.com/app/answers/detail/a_id/81 |title=How to address your mail |publisher=Royal Mail (UK) |access-date=12 June 2018 |archive-date=12 August 2023 |archive-url= https://web.archive.org/web/20230812135834/https://personal.help.royalmail.com/app/answers/detail/a_id/81 |url-status=live}}</ref> recommend leaving out punctuation when writing addresses on actual letters and packages, as the marks hinder [[optical character recognition]]. [[Canada Post]] has similar guidelines, only making very limited use of hyphens.<ref>{{Cite web |title=How to address mail and parcels |url= https://www.canadapost-postescanada.ca/cpc/en/support/kb/sending/general-information/how-to-address-mail-and-parcels |access-date=13 October 2022 |website=Canada Post |archive-date=13 October 2022 |archive-url= https://web.archive.org/web/20221013231522/https://www.canadapost-postescanada.ca/cpc/en/support/kb/sending/general-information/how-to-address-mail-and-parcels |url-status=live}}</ref>