New England
70 suburbs. Pick one, then check any address in it.
Ashley2400Attunga2345Barraba2347Bingara2404Bonshaw2361Breeza2381Bukkulla2360Calala2340Carroll2340Cherry Tree Hill2360Croppa Creek2411Curlewis2381Daruka2340Deepwater2371Delungra2403Dundee2370East Tamworth2340Edgeroi2390Emerald Hill2380Garah2405Garthowen2345Gidley2340Gilgai2360Glen Innes2370Gravesend2401Gunnedah2380Gwabegar2356Hallsville2340Hillvue2340Inverell2360Kelvin2380Kootingal2352Lambs Valley2370Limbri2352Loomberah2340Manilla2346Maryland4377Moonbi2353Moore Creek2340Mount Mitchell2365Mount Russell2360Mullaley2379Mungindi2406Narrabri2390New Mexico2346North Tamworth2340Oxley Vale2340Piallamore2340Quipolly2343Rangers Valley2370Red Range2370Shannon Vale2370South Tamworth2340Spring Ridge2343Stonehenge2370Walcha2354Wallangra2360Warialda2402Warral2340Wee Waa2388Weemelah2406Werris Creek2341West Tamworth2340Westdale2340Willala2382Willow Tree2339Winton2344Woolbrook2354Woolomin2340Yetman2410