"no longer standing" is correct and usable in written English.
You can use it to mean that something no longer exists or is no longer in its original position. For example, "The old oak tree that was once in the park is no longer standing."
Some 12 hours later, the towers were no longer standing.
Also included are places no longer standing, like the rock clubs CBGB and Fillmore East, which were drawn from photographs.
I time my dodges carefully, angling just right to catch the boss as he lunges where I'm no longer standing.
The multiple-winner optimism of market competition has receded in favor of a rivalrous clash for technological hegemony, and governments are no longer standing on the sidelines.
- ece301 No longer standing, really, but Catalhoyuk [Turkey] is probably the earliest very well known urban development in a sense that we would understand as urban.
They seem to reflect a period when the former palaces of the several districts were no longer standing, or powerful, but when the surrounding lands still produced agricultural goods that were taxed or tithed at Knossos.
I'm no longer standing until they're asked to as well.
Back in California, Annie is enjoying the sunshine while no doubt thinking about her mother's no longer standing Brightmoor home.
Although the earliest houses are no longer standing, they were likely built from wood or bamboo with thatched roofs, resembling indigenous houses found throughout Sumatra, Borneo, and Java.
All the guest houses were no longer standing.
Where school buildings are no longer standing, UNICEF has furnished school tents in which teachers can hold classes for students in a safe environment, with children protected from harm and able to learn essential life skills.
