I have tried to disable phone number detection in safari for my web app but it still shows 7 character strings comprised of numbers as phone numbers. I used the apple prov
We had a similar problem on our JQM/Cordova app. We had a calculator built into the app and whenever the amount was more than seven digits the data would be in blue with an underline underneath and when you click on the data a pop up appeared and gave you the option to call. We simply added the meta tag as described in the opening question & it worked.
Just adding some thought here in case anybody else has a similar issue with Safari detecting 7 stringed data as telephone numbers.