Chislet (NDCHI) is a strange little exchange. Out in the middle of nowhere, opposite a church, it serves around 600 residential users and 31 non residential. Sam Knows about these things.
Of course, BT is quick to remind you that you're an evil explorer.
Here's the door with the signs.
This is a S4 Alarmed Site, apparently!
This one is interesting, unfortunately the photo is very blurry (shouldn't rush these things)
It says Chislet UAX, which means it's got a strowger in there! Ha, cool! Look into strowgers, they're really cool.
Index of Exchanges