[OSI list]

(snip)
Bank (LU) - Cannon Street (LU) (15)
Bank (LU) - Cannon Street (NR) (40)
Bank (LU) - Fenchurch Street (NR) (40)
Bank (LU) - Liverpool Street (NR) (40)
Bank (LU) - Mansion House (LU) (15)
Bank Central / Northern / DLR (LU) - Bank Waterloo & City (LU) (15)
Bank Waterloo & City (LU) - Bank Central / Northern / DLR (LU) (15)
(snip)
Monument (LU) - Fenchurch Street (NR) (40)

But not Monument (LU) to Bank (LU) (or vice versa)?

There is a large poster at Monument telling people that changing to
Bank at street level won't cost extra on Oystercards. Is that just a
temporary arrangement during the escalator works?

PaulO