at the end of the world (After many turnings in the gathering dusk they arrived at a little house that seemed to be at the end of the world); at the end of nowhere (Anglophile); hell and gone; back of beyond (Magnus261); out in the sticks (Anglophile); out in the boondocks (Evgeny Shamlidi); miles from nowhere; in the back of beyond; on the other end of the world; on the other side of the world

argot.

parked in the goofie (Alex Lilo); OTM (off the map Alex Lilo); in the sticks (Alex Lilo); far side of bfe (Alex Lilo); butt fucking egypt (Alex Lilo); bumble fuck egypt (Alex Lilo); east bumble fuck (Alex Lilo); nowhere land (Alex Lilo); off the map (Alex Lilo); way the hell out there (Alex Lilo); goofy timbuktu (Alex Lilo); goofy timbuktu (Alex Lilo); boondocks (Alex Lilo); bumfuckistan (1. Middle of nowhere. Someplace far away, hard to get to (even if you wanted to) and impossible to get back from. От названия городка в Египте. КГА)

austr.

back o'Bourke (Anglophile)

idiom.

be in the back of beyond (linaalina); off the beaten track; where Jesus lost his sandals (proggie)

inform.

in the boonies (People live in the boonies like Langley or Cloverdale but they expect transit service like they are in Kits or Coal Harbour. Haha! maystay)

prov.

at the ends of the earth

vulg., amér.

Bum Fuck, Egypt (WiseSnake)

у чёрта на куличках

génér.

miles from anywhere (Anglophile); at the world's end; in the middle of nowhere; miles from nowhere

austr., inform.

Woop-Woop (воображаемое место, синоним глубинки, чего-либо отсталого, провинциального, косного)

humour.

at the back of beyond

idiom.