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+44-2311-(050000...059999): Southampton, Southampton (STH) Read more about +44-2311-(050000...059999)
+44-2311-(100000...109999): Southampton, Southampton (STH) Read more about +44-2311-(100000...109999)
+44-23-(00010000...00019999): Southampton, Southampton (STH) Read more about +44-23-(00010000...00019999)
+44-23-(00020000...00029999): Southampton, Southampton (STH) Read more about +44-23-(00020000...00029999)
+44-23-(11010000...11019999): Southampton, Southampton (STH) Read more about +44-23-(11010000...11019999)
+44-23-(11050000...11059999): Southampton, Southampton (STH) Read more about +44-23-(11050000...11059999)
+44-23-(11100000...11109999): Southampton, Southampton (STH) Read more about +44-23-(11100000...11109999)