Counting

[RobbieM]

898 in base 22 is 1II. Almost looks like 111 or III, but note the difference!

[GuyBarry]

[It looks like "898 is base 22 is ill"! Hope it gets better soon ]

Route 899 is a highway in Upper Galilee in northern Israel, mostly running parallel to the border with Lebanon.

[RobbieM]

I grew up in Preston, the coat of arms having "PP" meaning "Proud Preston", so they say.

What you may not realise is that"PP" is also the base-35 representation of
900.

[GuyBarry]

901 Silver is a brand of tequila founded by Justin Timberlake. (Yes, the Justin Timberlake.)

[RobbieM]

902 - the last three digits of Wolverhampton's STD code.

[GuyBarry]

There are 903 ways of subdividing an octagon into smaller polygons by adding diagonals. (See Schröder–Hipparchus number.)

[The Orange One]

E904 was used to protect rifles, is now used as a binder in India ink, to strengthen ballet pointe shoes and as a low temperature fuel for fireworks to create the pretty greens and blues.

[GuyBarry]

It was reported recently that Jayne Rand, believed to be Britain's biggest handbag thief, had stolen 905 bags worth up to £500,000.

[The Orange One]

In 906 AD King Dae Wihae of Balhae died.

[GuyBarry]

In 906 AD King Dae Wihae of Balhae died.

[I had to look up "Balhae" - it's not the Roman name for Balham, but an ancient kingdom roughly corresponding to Korea and parts of Northeast China.]

907 is the US phone code for Alaska, sometimes used to refer to the state itself or anything connected with it.

[Urzzz1871]

Former F1 drivers, Alexander Wurz, Anthony Davidson, and Mark Gené won the 2011 1,000km of Spa driving a Peugeot 908.

[tubeguru]

Which brings us to one of my favourite Beatles songs: One After 909

[GuyBarry]

Which brings us to one of my favourite Beatles songs: One After 909

And, tying in neatly with the above, the author Doug Sulpy publishes a newsletter on Beatles recordings called The 910. The name baffled me at first until I realized that "the 910" is self-evidently "the one after 909"...

[tubeguru]

Someone try to be original for 911. No Porsches or American terrorist atrocities.

[The Orange One]

9/11 in the British Calendar was the date of the last Random 15.

Also, if this doesn't stray too close to Tubeguru's warnings, 911 is the American emergency telephone number. This might be considered related to the terrorist attacks though (probably part of the reason they picked that date).